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Browse Pfam families

New Top twenty Numbers A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
ID Accession Type Number of sequences Average length Average %id Average coverage Has 3D Change status Description
Seed Full
B PF02216 Domain 5 27949 52.60 61 39.91 Changed B domain
B-block_TFIIIC PF04182 Family 35 600 76.20 24 4.91 Changed B-block binding subunit of TFIIIC
B1 PF02246 Domain 3 19 69.50 78 44.52 Changed Protein L b1 domain
B12-binding PF02310 Domain 92 26325 114.20 26 15.05 Changed B12 binding domain
B12-binding_2 PF02607 Domain 774 12482 74.60 46 7.62 Changed B12 binding domain
B12D PF06522 Family 87 792 65.20 25 64.74 Changed NADH-ubiquinone reductase complex 1 MLRQ subunit
B2 PF11473 Family 2 10 74.50 55 62.45 Changed RNA binding protein B2
B2-adapt-app_C PF09066 Domain 109 755 107.70 27 13.78 Changed Beta2-adaptin appendage, C-terminal sub-domain
B3 PF02362 Family 88 4992 96.50 22 25.33 Changed B3 DNA binding domain
B3R PF17057 Family 1 65 119.20 86 33.24 New Poxviridae B3 protein
B3_4 PF03483 Domain 307 24043 168.20 34 24.72 Changed B3/4 domain
B5 PF03484 Domain 1320 19841 67.50 39 8.62 Changed tRNA synthetase B5 domain
B56 PF01603 Family 129 1964 336.30 49 71.95 Changed Protein phosphatase 2A regulatory B subunit (B56 family)
B9-C2 PF07162 Family 161 673 155.00 28 49.41 Changed Ciliary basal body-associated, B9 protein
BA14K PF07886 Family 67 2337 30.00 53 18.81 Changed BA14K-like protein
BAALC_N PF06989 Family 4 44 50.20 72 36.73 Changed BAALC N-terminus
BAAT_C PF08840 Domain 22 1437 199.80 25 52.71 Changed BAAT / Acyl-CoA thioester hydrolase C terminal
BacA PF02673 Family 1036 20536 248.90 40 93.29 Changed Bacitracin resistance protein BacA
Bacillus_HBL PF05791 Family 18 2084 174.20 31 46.55 Changed Bacillus haemolytic enterotoxin (HBL)
Bacillus_PapR PF05968 Family 2 231 47.80 84 99.33 Changed Bacillus PapR protein
BACK PF07707 Domain 75 10491 97.20 25 19.75 Changed BTB And C-terminal Kelch
BACON PF13004 Domain 317 2704 63.60 21 16.37 Changed Putative binding domain, N-terminal
bact-PGI_C PF10432 Domain 83 503 146.00 25 44.89 Changed Bacterial phospho-glucose isomerase C-terminal SIS domain
BacteriocIIc_cy PF12173 Family 3 13 89.30 47 97.81 Changed Bacteriocin class IIc cyclic gassericin A-like
Bacteriocin_II PF01721 Family 6 457 34.80 57 54.75 Changed Class II bacteriocin
Bacteriocin_IIc PF10439 Family 35 3114 65.70 28 90.13 Changed Bacteriocin class II with double-glycine leader peptide
Bacteriocin_IId PF09221 Domain 9 277 63.50 51 68.63 Changed Bacteriocin class IId cyclical uberolysin-like
Bacteriocin_IIi PF11758 Family 5 37 47.80 52 3.99 Changed Aureocin-like type II bacteriocin
Bacteroid_pep PF14406 Family 17 19 51.10 33 77.54 Changed Ribosomally synthesized peptide in Bacteroidetes
Bactofilin PF04519 Family 486 6990 92.10 22 53.34 Changed Polymer-forming cytoskeletal
Bact_transglu_N PF08379 Family 492 9391 79.10 34 15.75 Changed Bacterial transglutaminase-like N-terminal region
Baculo_11_kDa PF06143 Family 16 65 86.50 38 88.27 Changed Baculovirus 11 kDa family
Baculo_19 PF04798 Family 4 86 141.60 47 77.44 Changed Baculovirus 19 kDa protein conserved region
Baculo_44 PF04631 Family 4 181 294.40 51 95.32 Changed Baculovirus hypothetical protein
Baculo_8kDa PF06096 Family 15 43 64.60 44 80.37 Changed Baculoviridae 8.2 KDa protein
Baculo_DNA_bind PF04786 Family 21 89 244.60 27 81.66 Changed ssDNA binding protein
Baculo_E25 PF05274 Family 2 82 181.50 52 83.52 Changed Occlusion-derived virus envelope protein E25
Baculo_E56 PF04639 Family 3 96 279.40 50 79.47 Changed Baculoviral E56 protein, specific to ODV envelope
Baculo_E66 PF04850 Family 2 111 375.10 36 55.08 Changed Baculovirus E66 occlusion-derived virus envelope protein
Baculo_FP PF03258 Family 1 84 187.80 52 95.24 Changed Baculovirus FP protein
Baculo_gp41 PF04700 Family 3 88 189.30 51 55.89 Changed Structural glycoprotein p40/gp41 conserved region
Baculo_gp64 PF03273 Family 2 59 407.90 48 90.93 Changed Baculovirus gp64 envelope glycoprotein family
Baculo_helicase PF04735 Family 2 110 1067.00 40 98.00 Changed Baculovirus DNA helicase
Baculo_IE-1 PF05290 Family 13 61 137.00 43 53.79 Changed Baculovirus immediate-early protein (IE-0)
Baculo_LEF-10 PF07206 Family 2 62 69.70 39 90.64 Changed Baculovirus late expression factor 10 (LEF-10)
Baculo_LEF-11 PF06385 Family 3 80 93.40 39 77.64 Changed Baculovirus LEF-11 protein
Baculo_LEF-2 PF03041 Family 2 92 159.70 35 78.19 Changed lef-2
Baculo_LEF-3 PF05847 Family 1 74 324.00 34 85.98 Changed Nucleopolyhedrovirus late expression factor 3 (LEF-3)
Baculo_LEF5 PF04838 Family 3 77 153.00 59 57.91 Changed Baculoviridae late expression factor 5
Baculo_LEF5_C PF11792 Domain 3 85 41.60 50 16.52 Changed Baculoviridae late expression factor 5 C-terminal domain
Baculo_ME53 PF06061 Family 21 88 314.60 30 85.29 Changed Baculoviridae ME53
Baculo_ODV-E27 PF05314 Family 2 79 270.80 41 97.03 Changed Baculovirus occlusion-derived virus envelope protein EC27
Baculo_p24 PF05073 Family 26 84 181.50 40 86.19 Changed Baculovirus P24 capsid protein
Baculo_p26 PF04766 Family 25 147 210.50 31 73.19 Changed Nucleopolyhedrovirus p26 protein
Baculo_p33 PF05214 Family 3 83 244.90 48 96.62 Changed Baculovirus P33
Baculo_p47 PF05112 Family 3 81 302.30 48 76.99 Changed Baculovirus P47 protein
Baculo_p48 PF04878 Family 3 78 371.00 45 96.40 Changed Baculovirus P48 protein
Baculo_p74 PF04583 Family 4 120 235.70 47 38.46 Changed Baculoviridae p74 conserved region
Baculo_p74_N PF08404 Family 4 111 296.60 54 45.93 Changed Baculoviridae P74 N-terminal
Baculo_PEP_C PF04513 Family 23 86 137.60 36 43.88 Changed Baculovirus polyhedron envelope protein, PEP, C terminus
Baculo_PEP_N PF04512 Family 4 110 101.50 27 36.31 Changed Baculovirus polyhedron envelope protein, PEP, N terminus
Baculo_PP31 PF05311 Family 16 71 278.40 36 95.87 Changed Baculovirus 33KDa late protein (PP31)
Baculo_RING PF05883 Domain 2 78 132.20 39 89.56 Changed Baculovirus U-box/Ring-like domain
Baculo_VP1054 PF05789 Family 2 83 332.20 40 95.94 Changed Baculovirus VP1054 protein
Baculo_VP39 PF04501 Family 1 94 275.60 40 89.68 Changed Baculovirus major capsid protein VP39
Baculo_VP91_N PF08475 Family 4 97 183.90 40 23.66 Changed Viral capsid protein 91 N-terminal
Baculo_Y142 PF04913 Family 3 84 438.00 45 95.61 Changed Baculovirus Y142 protein
Bac_chlorC PF02043 Family 9 34 75.30 53 95.20 Changed Bacteriochlorophyll C binding protein
Bac_DnaA PF00308 Domain 10 25759 208.00 42 51.54 Changed Bacterial dnaA protein
Bac_DnaA_C PF08299 Domain 736 19987 68.30 53 15.15 Changed Bacterial dnaA protein helix-turn-helix
Bac_DNA_binding PF00216 Domain 120 43886 89.40 40 84.28 Changed Bacterial DNA-binding protein
Bac_export_1 PF01311 Family 508 12737 226.40 29 87.74 Changed Bacterial export proteins, family 1
Bac_export_2 PF01312 Family 622 15632 275.80 33 89.43 Changed FlhB HrpN YscU SpaS Family
Bac_export_3 PF01313 Family 508 12487 73.20 40 83.68 Changed Bacterial export proteins, family 3
Bac_GDH PF05088 Family 118 4596 1336.70 45 91.32 Changed Bacterial NAD-glutamate dehydrogenase
Bac_globin PF01152 Family 9 10917 116.60 40 88.13 Changed Bacterial-like globin
Bac_luciferase PF00296 Domain 73 90125 287.10 19 84.41 Changed Luciferase-like monooxygenase
Bac_rhamnosid PF05592 Family 21 3695 451.00 20 59.24 Changed Bacterial alpha-L-rhamnosidase
Bac_rhamnosid_N PF08531 Domain 21 1934 166.60 30 18.77 Changed Alpha-L-rhamnosidase N-terminal domain
Bac_rhodopsin PF01036 Domain 17 4279 149.80 31 87.67 Changed Bacteriorhodopsin-like protein
Bac_small_YrzI PF09501 Family 18 1132 44.90 48 95.73 Changed Probable sporulation protein (Bac_small_yrzI)
Bac_surface_Ag PF01103 Family 48 20912 328.60 20 48.62 Changed Surface antigen
Bac_thur_toxin PF01338 Domain 7 112 184.60 31 85.89 Changed Bacillus thuringiensis toxin
Bac_transf PF02397 Family 1966 27388 180.90 42 57.78 Changed Bacterial sugar transferase
BAF PF02961 Domain 54 292 82.80 54 84.87 Changed Barrier to autointegration factor
BAF1_ABF1 PF04684 Family 1 85 184.60 29 60.95 Changed BAF1 / ABF1 chromatin reorganising factor
BaffR-Tall_bind PF09256 Domain 11 42 29.30 56 17.22 Changed BAFF-R, TALL-1 binding
BAG PF02179 Family 253 1437 79.70 24 24.24 Changed BAG domain
BAGE PF08180 Family 6 290 28.60 82 4.52 Changed B melanoma antigen family
BAH PF01426 Domain 26 3783 127.50 18 14.26 Changed BAH domain
BALF1 PF06861 Family 2 18 172.90 43 88.79 Changed BALF1 protein
BAMBI PF06211 Domain 3 106 99.30 62 37.98 Changed BMP and activin membrane-bound inhibitor (BAMBI) N-terminal domain
BamHI PF02923 Domain 4 33 134.20 39 68.11 Changed Restriction endonuclease BamHI
Band_3_cyto PF07565 Domain 17 1437 229.50 40 25.77 Changed Band 3 cytoplasmic domain
Band_7 PF01145 Family 80 46336 189.80 22 53.50 Changed SPFH domain / Band 7 family
Band_7_1 PF13421 Domain 10 2076 217.80 31 56.81 Changed SPFH domain-Band 7 family
Band_7_C PF16200 Family 190 4124 63.20 47 19.68 New C-terminal region of band_7
BAP PF06639 Family 8 27 71.60 33 77.03 Changed Basal layer antifungal peptide (BAP)
Bap31 PF05529 Family 114 923 185.00 26 86.58 Changed B-cell receptor-associated protein 31-like
BAR PF03114 Domain 23 3318 213.00 19 43.58 Changed BAR domain
Barstar PF01337 Domain 106 4117 80.30 38 74.05 Changed Barstar (barnase inhibitor)
Barttin PF15462 Family 17 57 190.40 55 66.35 Changed Bartter syndrome, infantile, with sensorineural deafness (Barttin)
Barwin PF00967 Domain 6 334 104.20 50 61.01 Changed Barwin family
BAR_2 PF10455 Family 10 400 274.40 41 85.47 Changed Bin/amphiphysin/Rvs domain for vesicular trafficking
BAR_3 PF16746 Domain 64 2170 208.20 21 25.06 New BAR domain of APPL family
BAR_3_WASP_bdg PF10456 Domain 7 2336 124.40 73 43.22 Changed WASP-binding domain of Sorting nexin protein
Baseplate PF16774 Family 4 88 154.60 51 44.83 New Baseplate protein
Baseplate_J PF04865 Family 48 9783 207.10 24 58.23 Changed Baseplate J-like protein
Basic PF01586 Family 37 560 80.60 40 32.09 Changed Myogenic Basic domain
BASP1 PF05466 Family 12 74 172.70 58 92.49 Changed Brain acid soluble protein 1 (BASP1 protein)
BAT PF15915 Domain 134 1453 150.40 17 29.96 New GAF and HTH_10 associated domain
BAT2_N PF07001 Family 14 347 172.60 42 9.74 Changed BAT2 N-terminus
BatA PF07584 Domain 115 4132 77.50 36 16.70 Changed Aerotolerance regulator N-terminal
BatD PF13584 Family 155 2315 415.50 20 78.07 Changed Oxygen tolerance
BATS PF06968 Domain 841 21929 94.80 34 26.64 Changed Biotin and Thiamin Synthesis associated domain
Bax1-I PF01027 Family 338 22723 202.00 28 87.61 Changed Inhibitor of apoptosis-promoting Bax1
BaxI_1 PF12811 Family 8 3572 260.50 51 97.62 Changed Bax inhibitor 1 like
BBE PF08031 Domain 46 9511 44.50 36 9.70 Changed Berberine and berberine like
BBIP10 PF14777 Family 9 110 63.00 43 63.19 Changed Cilia BBSome complex subunit 10
BBP1_C PF15272 Domain 9 50 176.20 35 43.43 Changed Spindle pole body component BBP1, C-terminal
BBP1_N PF15271 Family 11 38 153.60 52 38.40 Changed Spindle pole body component BBP1, Mps2-binding protein
BBP2 PF07642 Family 46 880 364.80 22 84.74 Changed Putative beta-barrel porin-2, OmpL-like. bbp2
BBP2_2 PF10082 Family 39 1282 335.40 21 75.34 Changed Putative beta-barrel porin 2
BBP7 PF07585 Family 11 68 340.30 30 67.02 Changed Putative beta barrel porin-7 (BBP7)
BBS1 PF14779 Family 45 231 215.20 37 41.41 Changed Ciliary BBSome complex subunit 1
BBS2_C PF14782 Family 41 238 355.00 38 60.11 Changed Ciliary BBSome complex subunit 2, C-terminal
BBS2_Mid PF14783 Family 20 200 110.20 49 15.99 Changed Ciliary BBSome complex subunit 2, middle region
BBS2_N PF14781 Family 37 197 127.10 44 19.09 Changed Ciliary BBSome complex subunit 2, N-terminal
BC10 PF06726 Family 11 329 60.90 41 48.75 Changed Bladder cancer-related protein BC10
BCAS2 PF05700 Family 78 596 189.50 30 80.71 Changed Breast carcinoma amplified sequence 2 (BCAS2)
BCAS3 PF12490 Family 38 319 230.40 24 26.46 Changed Breast carcinoma amplified sequence 3
BCA_ABC_TP_C PF12399 Family 611 25444 23.00 47 8.20 Changed Branched-chain amino acid ATP-binding cassette transporter
BCCT PF02028 Family 94 32309 470.90 38 86.63 Changed BCCT, betaine/carnitine/choline family transporter
BCD PF15461 Family 43 216 266.80 25 83.70 Changed Beta-carotene 15,15'-dioxygenase
BCDHK_Adom3 PF10436 Family 322 1638 171.60 32 40.69 Changed Mitochondrial branched-chain alpha-ketoacid dehydrogenase kinase
BCHF PF07284 Family 34 149 137.10 56 80.63 Changed 2-vinyl bacteriochlorophyllide hydratase (BCHF)
BChl_A PF02327 Domain 3 82 280.60 79 97.25 Changed Bacteriochlorophyll A protein
BCIP PF13862 Family 194 677 196.30 28 65.61 Changed p21-C-terminal region-binding protein
Bcl-2 PF00452 Family 203 1188 97.80 28 42.73 Changed Apoptosis regulator proteins, Bcl-2 family
bcl-2I13 PF12201 Domain 8 32 138.20 44 93.97 Changed Bcl2-interacting killer, BH3-domain containing
Bcl-2_3 PF15286 Family 3 4 125.20 59 73.14 Changed Apoptosis regulator M11, B cell 2 leukaemia/lymphoma like
Bcl-2_BAD PF10514 Family 8 84 142.70 53 92.92 Changed Pro-apoptotic Bcl-2 protein, BAD
BCL9 PF11502 Family 12 182 38.60 54 2.94 Changed B-cell lymphoma 9 protein
BCLP PF12304 Family 31 169 163.70 47 77.03 Changed Beta-casein like protein
Bclt PF15318 Family 5 33 110.80 48 78.78 Changed Putative Bcl-2 like protein of testis
Bclx_interact PF08945 Domain 7 72 37.80 67 21.15 Changed Bcl-x interacting, BH3 domain
BCL_N PF04714 Family 18 301 42.80 77 21.59 Changed BCL7, N-terminal conserver region
BCMA-Tall_bind PF09257 Domain 8 48 36.50 73 19.12 Changed BCMA, TALL-1 binding
BCNT PF07572 Family 73 557 72.50 36 24.29 Changed Bucentaur or craniofacial development
BCOR PF15808 Family 12 112 200.10 59 13.71 New BCL-6 co-repressor, non-ankyrin-repeat region
Bcr-Abl_Oligo PF09036 Domain 5 93 66.40 67 6.91 Changed Bcr-Abl oncoprotein oligomerisation domain
BcrAD_BadFG PF01869 Family 18 11892 254.70 23 60.18 Changed BadF/BadG/BcrA/BcrD ATPase family
BCS1_N PF08740 Domain 228 1116 177.40 23 34.74 Changed BCS1 N terminal
BcsB PF03170 Family 80 5010 565.90 45 77.15 Changed Bacterial cellulose synthase subunit
BCSC_C PF05420 Family 62 3699 338.10 70 30.15 Changed Cellulose synthase operon protein C C-terminus (BCSC_C)
Bd3614-deam PF14439 Family 4 8 104.60 37 37.47 Changed Bd3614-like deaminase
Bd3614_N PF14442 Family 2 3 76.30 49 22.00 Changed Bd3614-like deaminase N-terminal
BDHCT PF08072 Domain 16 82 39.50 65 3.17 Changed BDHCT (NUC031) domain
BDHCT_assoc PF16204 Family 16 66 208.20 56 16.77 New BDHCT-box associated domain on Bloom syndrome protein
BDM PF10684 Family 1 2633 70.90 94 100.00 Changed Putative biofilm-dependent modulation protein
BDV_G PF06208 Family 1 46 428.30 75 99.79 Changed Borna disease virus G protein
BDV_M PF16520 Domain 1 152 95.90 88 89.19 New ssRNA-binding matrix protein of Bornaviridae
BDV_P10 PF06515 Family 3 62 83.20 62 99.98 Changed Borna disease virus P10 protein
BDV_P24 PF06595 Family 1 131 151.90 73 99.98 Changed Borna disease virus P24 protein
BDV_P40 PF06407 Family 1 208 187.40 66 97.17 Changed Borna disease virus P40 protein
Beach PF02138 Family 342 2489 253.30 45 12.57 Changed Beige/BEACH domain
BEN PF10523 Domain 59 1193 74.70 20 19.69 Changed BEN domain
BenE PF03594 Family 9 6906 348.00 47 92.87 Changed Benzoate membrane transport protein
Benyvirus_14KDa PF07255 Family 1 7 122.30 78 96.61 Changed Benyvirus 14KDa protein
Benyvirus_P25 PF05744 Family 2 214 213.20 74 99.56 Changed Benyvirus P25/P26 protein
BES1_N PF05687 Family 24 334 134.90 43 36.26 Changed BES1/BZR1 plant transcription factor, N-terminal
BESS PF02944 Motif 118 638 34.50 27 9.64 Changed BESS motif
Bestrophin PF01062 Family 211 7634 268.20 35 83.04 Changed Bestrophin, RFP-TM, chloride channel
BET PF17035 Family 64 1360 64.00 38 9.02 New Bromodomain extra-terminal - transcription regulation
Beta-APP PF03494 Family 5 200 38.40 89 6.19 Changed Beta-amyloid peptide (beta-APP)
Beta-Casp PF10996 Domain 791 4943 125.20 23 21.79 Changed Beta-Casp domain
Beta-lactamase PF00144 Domain 127 65816 327.80 18 77.79 Changed Beta-lactamase
Beta-lactamase2 PF13354 Domain 87 18236 204.40 27 65.10 Changed Beta-lactamase enzyme family
Beta-prism_lec PF16458 Domain 7 645 132.10 52 22.56 New Beta-prism lectin
Beta-TrCP_D PF12125 Domain 24 264 38.10 76 7.24 Changed D domain of beta-TrCP
BetaGal_dom2 PF10435 Domain 135 539 173.60 25 17.64 Changed Beta-galactosidase, domain 2
BetaGal_dom3 PF13363 Domain 121 442 79.00 31 7.92 Changed Beta-galactosidase, domain 3
BetaGal_dom4_5 PF13364 Domain 101 1322 111.00 22 20.33 Changed Beta-galactosidase jelly roll domain
betaPIX_CC PF16523 Coiled-coil 19 205 85.60 63 12.30 New betaPIX coiled coil
Beta_elim_lyase PF01212 Family 44 17013 307.70 30 80.01 Changed Beta-eliminating lyase
Beta_helix PF13229 Family 105 13401 164.00 13 32.37 Changed Right handed beta helix region
Beta_lactamase3 PF17030 Family 5 21 184.60 27 47.88 New Putative beta-lactamase-like family
Beta_propel PF09826 Family 92 383 468.10 24 73.59 Changed Beta propeller domain
Beta_protein PF14350 Family 36 565 319.00 23 95.26 Changed Beta protein
BetR PF08667 Domain 5 505 110.70 24 49.72 Changed BetR domain
Bet_v_1 PF00407 Domain 18 2013 139.80 26 94.67 Changed Pathogenesis-related protein Bet v I family
BEX PF04538 Family 70 442 126.20 28 82.20 Changed Brain expressed X-linked like family
Bgal_small_N PF02929 Domain 514 8925 268.20 29 27.46 Changed Beta galactosidase small chain
BH3 PF15285 Domain 8 96 24.60 87 5.86 Changed Beclin-1 BH3 domain, Bcl-2-interacting
BH4 PF02180 Family 14 292 24.40 54 11.77 Changed Bcl-2 homology region 4
BHD_1 PF10403 Domain 181 804 54.30 35 6.25 Changed Rad4 beta-hairpin domain 1
BHD_2 PF10404 Domain 155 701 61.40 33 6.94 Changed Rad4 beta-hairpin domain 2
BHD_3 PF10405 Domain 211 788 74.70 39 8.63 Changed Rad4 beta-hairpin domain 3
bHLH-MYC_N PF14215 Family 143 1232 159.50 28 30.31 Changed bHLH-MYC and R2R3-MYB transcription factors N-terminal
BicD PF09730 Family 7 405 510.40 43 83.67 Changed Microtubule-associated protein Bicaudal-D
BID PF06393 Domain 16 85 165.30 47 90.89 Changed BH3 interacting domain (BID)
Big_1 PF02369 Domain 13 28107 95.30 27 37.38 Changed Bacterial Ig-like domain (group 1)
Big_2 PF02368 Family 15 21465 79.30 26 22.38 Changed Bacterial Ig-like domain (group 2)
Big_3 PF07523 Domain 23 5932 67.70 32 15.03 Changed Bacterial Ig-like domain (group 3)
Big_3_2 PF12245 Domain 11 7185 38.30 45 3.47 Changed Bacterial Ig-like domain (group 3)
Big_3_3 PF13750 Domain 8 468 138.10 30 12.94 Changed Bacterial Ig-like domain (group 3)
Big_3_4 PF13754 Domain 265 124741 75.20 27 48.41 Changed Bacterial Ig-like domain (group 3)
Big_3_5 PF16640 Family 331 1648 88.10 26 22.66 New Bacterial Ig-like domain (group 3)
Big_4 PF07532 Domain 45 3834 62.60 31 9.39 Changed Bacterial Ig-like domain (group 4)
Big_5 PF13205 Domain 156 4958 103.50 21 24.45 Changed Bacterial Ig-like domain
Bile_Hydr_Trans PF04775 Family 161 977 123.80 31 29.58 Changed Acyl-CoA thioester hydrolase/BAAT N-terminal region
Biliv-reduc_cat PF09166 Domain 13 79 109.90 64 37.74 Changed Biliverdin reductase, catalytic
Bim_N PF06773 Family 4 72 37.00 88 22.30 Changed Bim protein N-terminus
Bin3 PF06859 Family 101 542 102.50 40 25.47 Changed Bicoid-interacting protein 3 (Bin3)
Binary_toxB PF03495 Family 1 416 221.90 45 48.31 Changed Clostridial binary toxin B/anthrax toxin PA
Bindin PF02084 Family 10 705 139.20 45 65.07 Changed Bindin
BING4CT PF08149 Domain 122 660 78.00 52 14.55 Changed BING4CT (NUC141) domain
Biopterin_H PF00351 Domain 73 3138 219.90 32 72.22 Changed Biopterin-dependent aromatic amino acid hydroxylase
BioT2 PF15368 Family 11 50 158.10 64 42.05 Changed Spermatogenesis family BioT2
Biotin_carb_C PF02785 Domain 86 47482 108.40 40 15.54 Changed Biotin carboxylase C-terminal domain
Biotin_lipoyl PF00364 Domain 41 114752 72.00 30 16.60 Changed Biotin-requiring enzyme
Biotin_lipoyl_2 PF13533 Domain 57 64774 53.60 29 14.95 Changed Biotin-lipoyl like
BioW PF03744 Family 42 4493 223.80 89 92.86 Changed 6-carboxyhexanoate--CoA ligase
BioY PF02632 Family 783 10952 144.30 40 77.73 Changed BioY family
BiPBP_C PF06832 Family 67 4714 87.80 43 11.98 Changed Penicillin-Binding Protein C-terminus Family
BIR PF00653 Domain 86 2976 68.30 36 17.13 Changed Inhibitor of Apoptosis domain
Birna_RdRp PF04197 Domain 3 472 380.20 62 98.51 Changed Birnavirus RNA dependent RNA polymerase (VP1)
Birna_VP2 PF01766 Family 4 2744 236.30 72 85.61 Changed Birnavirus VP2 protein
Birna_VP3 PF01767 Family 3 214 219.10 65 25.13 Changed Birnavirus VP3 protein
Birna_VP4 PF01768 Family 3 420 177.20 57 30.35 Changed Birnavirus VP4 protein
Birna_VP5 PF03042 Family 2 115 131.70 65 94.27 Changed Birnavirus VP5 protein
BIV_Env PF05858 Family 4 68 182.90 26 73.64 Changed Bovine immunodeficiency virus surface protein (SU)
BK_channel_a PF03493 Family 95 1080 98.30 34 9.31 Changed Calcium-activated BK potassium channel alpha subunit
BLIP PF07467 Family 3 31 125.90 29 87.12 Changed Beta-lactamase inhibitor (BLIP)
BLM10_mid PF16507 Domain 93 735 401.10 24 27.20 New Proteasome-substrate-size regulator, mid region
BLM10_N PF16547 Domain 44 210 71.50 39 3.64 New Proteasome-substrate-size regulator, N-terminal
BLM_N PF16202 Family 19 83 291.80 42 25.42 New N-terminal region of Bloom syndrome protein
Blo-t-5 PF11642 Family 7 42 112.70 43 78.53 Changed Mite allergen Blo t 5
BLOC1S3 PF15753 Family 21 100 141.90 29 85.22 New Biogenesis of lysosome-related organelles complex 1 subunit 3
BLOC1_2 PF10046 Family 69 288 92.90 35 60.25 Changed Biogenesis of lysosome-related organelles complex-1 subunit 2
Blt1 PF12754 Family 26 167 214.40 38 95.47 Changed Cell-cycle control medial ring component
BLUF PF04940 Domain 216 3860 90.90 46 30.97 Changed Sensors of blue-light using FAD
BLVR PF06375 Family 26 205 136.80 45 14.09 Changed Bovine leukaemia virus receptor (BLVR)
BLYB PF05289 Family 1 133 101.60 73 89.12 Changed Borrelia hemolysin accessory protein
BMC PF00936 Domain 437 34003 75.90 33 63.79 Changed BMC domain
BMF PF15185 Family 2 74 158.00 54 88.75 Changed Bcl-2-modifying factor, apoptosis
BMFP PF04380 Family 165 6373 76.40 51 82.15 Changed Membrane fusogenic activity
BmKX PF09132 Domain 2 19 30.00 55 18.52 Changed BmKX
Bmp PF02608 Family 11 9300 292.90 27 82.16 Changed Basic membrane protein
BMP2K_C PF15282 Family 18 113 230.40 46 32.36 Changed BMP-2-inducible protein kinase C-terminus
BNIP2 PF12496 Family 37 406 129.50 47 19.16 Changed Bcl2-/adenovirus E1B nineteen kDa-interacting protein 2
BNIP3 PF06553 Family 25 327 178.20 44 90.95 Changed BNIP3
BNR PF02012 Repeat 98 1087 12.00 58 2.54 Changed BNR/Asp-box repeat
BNR_2 PF13088 Domain 42 6719 267.40 21 51.41 Changed BNR repeat-like domain
BNR_3 PF13859 Domain 201 2718 248.90 33 46.71 Changed BNR repeat-like domain
BNR_4 PF15892 Family 52 463 272.80 23 54.29 New BNR repeat-containing family member
BNR_6 PF15899 Repeat 12 292 14.00 69 3.40 New BNR-Asp box repeat
BNR_assoc_N PF14873 Domain 41 531 135.70 32 21.88 Changed N-terminal domain of BNR-repeat neuraminidase
BOF PF04076 Domain 5 9075 102.70 45 81.70 Changed Bacterial OB fold (BOF) protein
BofA PF07441 Family 144 922 74.70 31 86.88 Changed SigmaK-factor processing regulatory protein BofA
BofC_C PF08955 Domain 25 469 73.90 46 38.48 Changed BofC C-terminal domain
BOFC_N PF08977 Domain 15 335 51.00 60 29.46 Changed Bypass of Forespore C, N terminal
BolA PF01722 Family 430 15361 72.90 35 75.81 Changed BolA-like protein
Bombesin PF02044 Family 2 148 13.30 81 11.25 Changed Bombesin-like peptide
Bombinin PF05298 Family 3 229 135.70 84 98.06 Changed Bombinin
Bombolitin PF08096 Family 2 4 17.00 77 100.00 Changed Bombolitin family
BON PF04972 Domain 147 30584 67.80 26 49.66 Changed BON domain
BOP1NT PF08145 Domain 114 670 245.10 44 34.49 Changed BOP1NT (NUC169) domain
BORA_N PF15280 Family 18 159 185.90 35 37.99 Changed Protein aurora borealis N-terminus
Borealin PF10512 Family 35 194 116.30 26 42.61 Changed Cell division cycle-associated protein 8
BORG_CEP PF14957 Family 40 334 118.60 30 42.37 Changed Cdc42 effector
Borrelia_lipo_1 PF05714 Family 10 715 190.50 21 74.83 Changed Borrelia burgdorferi virulent strain associated lipoprotein
Borrelia_lipo_2 PF06238 Family 1 120 105.30 68 99.17 Changed Borrelia burgdorferi BBR25 lipoprotein
Borrelia_orfA PF02414 Family 14 824 233.40 29 81.55 Changed Borrelia ORF-A
Borrelia_orfD PF02999 Family 3 222 91.70 58 76.71 Changed Borrelia orf-D family
Borrelia_orfX PF04160 Family 16 37 151.00 93 93.07 Changed Orf-X protein
Borrelia_P13 PF05628 Family 4 158 125.60 45 75.84 Changed Borrelia membrane protein P13
Borrelia_P83 PF05262 Family 3 336 477.20 41 87.89 Changed Borrelia P83/100 protein
Borrelia_rep PF03183 Repeat 14 99 18.00 63 43.40 Changed Borrelia repeat protein
Borrelia_REV PF03978 Family 2 37 142.30 61 96.27 Changed Borrelia burgdorferi REV protein
Bot1p PF12298 Family 20 330 156.60 26 46.30 Changed Eukaryotic mitochondrial regulator protein
Botulinum_HA-17 PF05588 Domain 3 42 129.50 69 71.98 Changed Clostridium botulinum HA-17 domain
Bowman-Birk_leg PF00228 Domain 76 641 25.10 44 31.49 Changed Bowman-Birk serine protease inhibitor family
BP28CT PF08146 Domain 162 564 153.40 28 8.87 Changed BP28CT (NUC211) domain
BPD_transp_1 PF00528 Family 81 658914 194.80 15 65.36 Changed Binding-protein-dependent transport system inner membrane component
BPD_transp_2 PF02653 Family 44 112862 273.40 21 80.76 Changed Branched-chain amino acid transport system / permease component
BphX PF06139 Family 6 36 132.80 61 96.16 Changed BphX-like
bPH_1 PF08000 Domain 133 2209 121.40 40 87.02 Changed Bacterial PH domain
bPH_2 PF03703 Domain 116 27656 80.30 23 38.58 Changed Bacterial PH domain
bPH_3 PF14470 Domain 27 7277 93.80 47 62.47 Changed Bacterial PH domain
bPH_4 PF06713 Domain 46 1245 72.90 30 53.88 Changed Bacterial PH domain
bPH_5 PF10882 Domain 19 857 99.60 28 32.33 Changed Bacterial PH domain
bPH_6 PF10756 Domain 46 6058 74.50 41 52.58 Changed Bacterial PH domain
BPL_C PF02237 Domain 40 11464 47.40 33 15.11 Changed Biotin protein ligase C terminal domain
BPL_LplA_LipB PF03099 Domain 18 57612 120.00 20 40.58 Changed Biotin/lipoate A/B protein ligase family
BPL_LplA_LipB_2 PF16917 Domain 33 114 170.50 34 72.59 New Biotin/lipoate A/B protein ligase family
BPL_N PF09825 Family 102 823 246.90 26 58.30 Changed Biotin-protein ligase, N terminal
BPS PF08947 Domain 11 259 46.80 66 9.33 Changed BPS (Between PH and SH2)
BPTA PF17044 Family 3 98 182.10 39 87.14 New Borrelial persistence in ticks protein A
BpuJI_N PF11564 Family 2 34 271.40 44 60.72 Changed Restriction endonuclease BpuJI - N terminal
BpuSI_N PF15516 Domain 1 11 154.20 40 19.46 Changed BpuSI N-terminal domain
Bradykinin PF06753 Family 2 36 16.30 85 35.38 Changed Bradykinin
Branch PF02485 Family 44 3428 225.40 18 58.02 Changed Core-2/I-Branching enzyme
Branch_AA_trans PF05525 Family 18 24086 426.20 42 97.34 Changed Branched-chain amino acid transport protein
BRAP2 PF07576 Family 38 601 95.90 33 16.34 Changed BRCA1-associated protein 2
Bravo_FIGEY PF13882 Domain 59 661 84.80 52 7.68 Changed Bravo-like intracellular region
BRCA-2_helical PF09169 Domain 17 381 135.70 41 11.21 Changed BRCA2, helical
BRCA-2_OB1 PF09103 Domain 106 328 122.70 35 7.74 Changed BRCA2, oligonucleotide/oligosaccharide-binding, domain 1
BRCA-2_OB3 PF09104 Domain 31 122 134.20 40 5.59 Changed BRCA2, oligonucleotide/oligosaccharide-binding, domain 3
BRCA2 PF00634 Family 61 2144 31.50 35 10.59 Changed BRCA2 repeat
BRCT PF00533 Family 87 24910 77.00 38 11.49 Changed BRCA1 C Terminus (BRCT) domain
BRCT_2 PF16589 Family 53 1305 89.30 22 12.38 New BRCT domain, a BRCA1 C-terminus domain
BRCT_assoc PF12820 Domain 23 1635 154.90 56 30.72 Changed Serine-rich domain associated with BRCT
BRD4_CDT PF17105 Family 26 197 43.20 59 4.24 New C-terminal domain of bromodomain protein 4
BRE PF06113 Family 6 218 259.10 43 80.35 Changed Brain and reproductive organ-expressed protein (BRE)
BRE1 PF08647 Family 128 434 96.00 31 12.50 Changed BRE1 E3 ubiquitin ligase
BRF1 PF07741 Family 170 665 98.40 30 15.75 Changed Brf1-like TBP-binding domain
BRI3BP PF14965 Family 14 137 167.50 44 73.21 Changed Negative regulator of p53/TP53
BRICHOS PF04089 Domain 158 813 91.40 25 34.99 Changed BRICHOS domain
Brix PF04427 Domain 578 3406 197.90 23 57.80 Changed Brix domain
BRK PF07533 Domain 58 833 43.30 42 2.66 Changed BRK domain
BrkDBD PF09607 Domain 3 217 52.50 37 12.57 Changed Brinker DNA-binding domain
BrnA_antitoxin PF14384 Domain 57 2947 71.00 38 73.05 Changed BrnA antitoxin of type II toxin-antitoxin system
BrnT_toxin PF04365 Family 285 3407 76.30 37 83.64 Changed Ribonuclease toxin, BrnT, of type II toxin-antitoxin system
Bro-N PF02498 Family 249 12240 90.90 26 38.78 Changed BRO family, N-terminal domain
BRO1 PF03097 Domain 229 1993 341.00 20 47.10 Changed BRO1-like domain
BROMI PF14961 Family 9 250 498.40 26 67.57 Changed Broad-minded protein
Bromodomain PF00439 Domain 49 13699 84.20 26 10.42 Changed Bromodomain
Bromo_coat PF01318 Domain 1 16 188.60 71 99.28 Changed Bromovirus coat protein
Bromo_MP PF01573 Family 2 296 227.40 39 89.39 Changed Bromovirus movement protein
Bromo_TP PF07524 Domain 11 1206 73.70 24 14.07 Changed Bromodomain associated
Bromo_TP_like PF17027 Family 11 25 130.10 30 47.48 New Bromo_TP-like
Brr6_like_C_C PF10104 Family 146 437 130.30 30 32.72 Changed Di-sulfide bridge nucleocytoplasmic transport domain
Brucella_OMP2 PF05244 Family 2 25 177.80 78 61.34 Changed Brucella outer membrane protein 2
BRX PF08381 Domain 65 771 54.10 53 9.86 Changed Transcription factor regulating root and shoot growth via Pin3
BRX_assoc PF16627 Disordered 19 66 66.50 38 6.38 New Unstructured region between BRX_N and BRX domain
BRX_N PF13713 Domain 37 420 35.00 43 4.26 Changed Transcription factor BRX N-terminal domain
BSD PF03909 Domain 247 1942 56.90 22 14.05 Changed BSD domain
Bse634I PF07832 Domain 4 23 271.60 26 88.72 Changed Cfr10I/Bse634I restriction endonuclease
BSMAP PF12280 Family 28 243 175.10 38 59.01 Changed Brain specific membrane anchored protein
BSP PF04450 Family 23 599 194.20 29 69.37 Changed Peptidase of plants and bacteria
BSP_II PF05432 Family 17 75 238.00 51 86.97 Changed Bone sialoprotein II (BSP-II)
BssC_TutF PF08201 Family 9 24 55.80 53 95.37 Changed BssC/TutF protein
BssS PF13991 Family 13 3260 71.30 85 85.45 Changed BssS protein family
BST2 PF16716 Domain 18 97 85.20 60 46.50 New Bone marrow stromal antigen 2
BsuBI_PstI_RE PF06616 Family 32 417 278.10 48 83.09 Changed BsuBI/PstI restriction endonuclease C-terminus
BsuPI PF12690 Domain 51 302 77.80 28 42.35 Changed Intracellular proteinase inhibitor
BT1 PF03092 Family 12 2376 200.40 15 52.65 Changed BT1 family
BTAD PF03704 Family 32 8762 142.10 38 26.16 Changed Bacterial transcriptional activator domain
BTB PF00651 Domain 88 28040 105.60 20 21.22 Changed BTB/POZ domain
BTB_2 PF02214 Domain 34 5908 91.60 29 21.53 Changed BTB/POZ domain
BTB_3 PF16017 Family 21 278 209.60 74 50.33 New BTB/POZ domain
BTD PF09270 Domain 23 403 145.70 51 24.60 Changed Beta-trefoil DNA-binding domain
BTG PF07742 Family 92 733 109.60 41 41.80 Changed BTG family
BTK PF00779 Motif 78 701 29.70 40 4.28 Changed BTK motif
BTP PF05232 Family 242 8472 63.60 33 84.92 Changed Chlorhexidine efflux transporter
BtpA PF03437 Family 5 2514 248.10 45 94.04 Changed BtpA family
BtrH_N PF14399 Family 148 1171 130.20 24 35.03 Changed Butirosin biosynthesis protein H, N-terminal
BTV_NS2 PF04514 Family 1 219 306.50 48 94.37 Changed Bluetongue virus non-structural protein NS2
Btz PF09405 Domain 20 521 122.70 23 19.41 Changed CASC3/Barentsz eIF4AIII binding
Bt_P21 PF05560 Family 2 14 182.00 94 99.96 Changed Bacillus thuringiensis P21 molecular chaperone protein
Bud13 PF09736 Family 158 622 136.20 37 33.88 Changed Pre-mRNA-splicing factor of RES complex
BUD22 PF09073 Family 72 404 318.00 22 73.83 Changed BUD22
Bul1_C PF04426 Family 17 269 182.70 20 30.07 Changed Bul1 C terminus
Bul1_N PF04425 Family 20 200 389.40 31 51.22 Changed Bul1 N terminus
Bundlin PF05307 Family 2 117 87.80 60 55.26 Changed Bundlin
Bunya_G1 PF03557 Family 2 510 622.40 31 56.63 Changed Bunyavirus glycoprotein G1
Bunya_G2 PF03563 Family 2 545 242.20 53 27.62 Changed Bunyavirus glycoprotein G2
Bunya_NS-S PF01104 Family 18 278 83.20 45 97.62 Changed Bunyavirus non-structural protein NS-s
Bunya_NS-S_2 PF03231 Family 9 262 410.80 67 94.58 Changed Bunyavirus non-structural protein NS-S
Bunya_nucleocap PF00952 Family 2 436 194.70 52 97.26 Changed Bunyavirus nucleocapsid (N) protein
Bunya_RdRp PF04196 Family 7 1329 441.80 24 35.93 Changed Bunyavirus RNA dependent RNA polymerase
BURP PF03181 Family 113 750 178.50 33 54.49 Changed BURP domain
But2 PF09792 Domain 86 269 142.20 26 48.52 Changed Ubiquitin 3 binding protein But2 C-terminal domain
Bys1 PF04681 Family 2 184 143.70 33 78.96 Changed Blastomyces yeast-phase-specific protein
Bystin PF05291 Family 105 702 279.40 45 65.61 Changed Bystin
bZIP_1 PF00170 Family 15 9423 61.20 29 17.04 Changed bZIP transcription factor
bZIP_2 PF07716 Family 45 3702 53.20 28 17.43 Changed Basic region leucine zipper
bZIP_C PF12498 Family 23 231 105.50 32 34.20 Changed Basic leucine-zipper C terminal
bZIP_Maf PF03131 Family 15 1411 90.20 35 20.51 Changed bZIP Maf transcription factor
B_lectin PF01453 Domain 127 5716 99.20 29 16.81 Changed D-mannose binding lectin
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