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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
K-box PF01486 Family 185 4506 90.60 30 41.41 Changed K-box region
K-cyclin_vir_C PF09080 Domain 2 4 102.50 42 39.81 Changed K cyclin, C terminal
K1 PF02960 Family 1 1 120.00 100 43.01 Changed K1 glycoprotein
K1377 PF15352 Family 22 166 580.50 28 81.23 Changed Susceptibility to monomelic amyotrophy
KA1 PF02149 Domain 96 2709 44.30 36 5.56 Changed Kinase associated domain 1
KAAG1 PF15354 Family 2 9 81.60 79 99.86 Changed Kidney-associated antigen 1
KaiA PF07688 Domain 24 151 116.90 54 48.96 Changed KaiA C-terminal domain
KaiB PF07689 Domain 14 964 81.50 38 46.90 Changed KaiB domain
KAP PF05804 Family 3 913 401.90 23 68.04 Changed Kinesin-associated protein (KAP)
KapB PF08810 Domain 20 258 111.40 46 87.84 Changed Kinase associated protein B
KAP_NTPase PF07693 Domain 18 2427 311.70 15 39.93 Changed KAP family P-loop domain
KAR PF15222 Family 2 3 98.70 59 85.80 Changed Kidney androgen-regulated
KAR9 PF08580 Family 18 504 585.50 26 65.39 Changed Yeast cortical protein KAR9
KASH PF10541 Domain 43 791 56.70 53 1.27 Changed Nuclear envelope localisation domain
KASH_CCD PF14662 Coiled-coil 10 158 169.40 36 20.78 Changed Coiled-coil region of CCDC155 or KASH
KAsynt_C_assoc PF16197 Family 99 18297 117.50 27 6.07 Changed Ketoacyl-synthetase C-terminal extension
Katanin_con80 PF13925 Domain 75 1054 143.80 30 22.16 Changed con80 domain of Katanin
Kazal_1 PF00050 Domain 25 4170 52.30 28 22.05 Changed Kazal-type serine protease inhibitor domain
Kazal_2 PF07648 Domain 40 10945 47.10 28 14.13 Changed Kazal-type serine protease inhibitor domain
Kazal_3 PF18434 Domain 31 143 49.20 52 5.97 New Kazal-type serine protease inhibitor domain
KbaA PF14089 Family 24 358 175.30 39 84.35 Changed KinB-signalling pathway activation in sporulation
KBP_C PF12309 Family 35 445 308.50 27 55.32 Changed KIF-1 binding protein C terminal
KCH PF16944 Family 93 564 243.40 39 42.35 Changed Fungal potassium channel
KcnmB2_inactiv PF09303 Domain 6 146 27.00 77 11.74 Changed KCNMB2, ball and chain domain
KCNQ2_u3 PF16642 Disordered 13 226 92.40 65 11.65 Changed Unstructured region on Potassium channel subunit alpha KvLQT2
KCNQC3-Ank-G_bd PF11956 Family 12 335 98.10 60 12.56 Changed Ankyrin-G binding motif of KCNQ2-3
KCNQ_channel PF03520 Family 14 1419 152.10 40 25.01 Changed KCNQ voltage-gated potassium channel
KCT2 PF17818 Family 6 281 178.60 29 52.55 New Keratinocyte-associated gene product
KdgM PF06178 Family 4 283 210.70 24 90.71 Changed Oligogalacturonate-specific porin protein (KdgM)
KDGP_aldolase PF07071 Domain 10 324 212.60 57 88.38 Changed KDGP aldolase
KdgT PF03812 Family 71 662 300.00 41 92.55 Changed 2-keto-3-deoxygluconate permease
Kdo PF06293 Family 11 3815 162.80 17 48.54 Changed Lipopolysaccharide kinase (Kdo/WaaP) family
Kdo_hydroxy PF11004 Family 21 236 273.70 51 92.30 Changed 3-deoxy-D-manno-oct-2-ulosonic acid (Kdo) hydroxylase
KdpA PF03814 Family 241 2989 534.50 47 97.53 Changed Potassium-transporting ATPase A subunit
KdpC PF02669 Family 336 3086 173.40 41 91.39 Changed K+-transporting ATPase, c chain
KdpD PF02702 Family 257 3083 207.50 55 28.10 Changed Osmosensitive K+ channel His kinase sensor domain
KduI PF04962 Domain 69 3537 251.60 28 90.38 Changed KduI/IolB family
KDZ PF18758 Family 313 3936 168.80 21 30.90 New Kyakuja-Dileera-Zisupton transposase
Kei1 PF08552 Family 74 528 170.10 32 57.60 Changed Inositolphosphorylceramide synthase subunit Kei1
Kelch_1 PF01344 Repeat 147 52386 45.70 26 20.11 Changed Kelch motif
Kelch_2 PF07646 Repeat 42 2493 49.20 23 8.88 Changed Kelch motif
Kelch_3 PF13415 Domain 63 8111 52.30 26 8.81 Changed Galactose oxidase, central domain
Kelch_4 PF13418 Repeat 53 13330 51.00 23 9.54 Changed Galactose oxidase, central domain
Kelch_5 PF13854 Repeat 63 4940 43.00 27 6.26 Changed Kelch motif
Kelch_6 PF13964 Repeat 129 4697 52.00 21 8.81 Changed Kelch motif
KELK PF15796 Family 32 565 79.10 56 4.99 Changed KELK-motif containing domain of MRCK Ser/Thr protein kinase
Keratin PF02422 Family 27 1699 88.10 56 87.16 Changed Keratin
Keratin_2_head PF16208 Family 50 2224 102.80 36 21.61 Changed Keratin type II head
Keratin_2_tail PF16210 Family 7 47 120.90 74 21.12 Changed Keratin type II cytoskeletal 1 tail
Keratin_assoc PF09775 Family 22 354 117.70 43 78.23 Changed Keratinocyte-associated protein 2
Keratin_B2 PF01500 Family 8 294 83.90 39 82.99 Changed Keratin, high sulfur B2 protein
Keratin_B2_2 PF13885 Family 60 3408 46.80 41 73.97 Changed Keratin, high sulfur B2 protein
Keratin_matx PF04579 Family 11 103 95.80 74 94.16 Changed Keratin, high-sulphur matrix protein
ketoacyl-synt PF00109 Domain 81 44278 235.40 25 20.02 Changed Beta-ketoacyl synthase, N-terminal domain
Ketoacyl-synt_2 PF13723 Domain 38 962 203.30 23 74.83 Changed Beta-ketoacyl synthase, N-terminal domain
Ketoacyl-synt_C PF02801 Domain 85 41902 115.50 34 9.41 Changed Beta-ketoacyl synthase, C-terminal domain
KfrA_N PF11740 Family 101 959 120.20 22 37.99 Changed Plasmid replication region DNA-binding N-term
KfrB PF18790 Domain 32 49 61.10 42 40.48 New KfrB protein
KGG PF10685 Family 77 2461 21.00 43 42.06 Changed Stress-induced bacterial acidophilic repeat motif
KGK PF08872 Domain 19 246 105.10 24 76.20 Changed KGK domain
KHA PF11834 Family 111 1173 66.30 36 10.05 Changed KHA, dimerisation domain of potassium ion channel
KH_1 PF00013 Domain 847 56133 64.70 22 19.57 Changed KH domain
KH_10 PF17905 Domain 5 51 90.80 37 12.38 New GLD-3 KH domain 5
KH_2 PF07650 Domain 131 17548 76.70 26 27.98 Changed KH domain
KH_4 PF13083 Domain 133 6306 72.90 27 54.36 Changed KH domain
KH_5 PF13184 Domain 36 8138 68.80 50 16.32 Changed NusA-like KH domain
KH_6 PF15985 Domain 279 2020 48.20 32 16.29 Changed KH domain
KH_7 PF17214 Domain 54 377 67.00 40 10.52 Changed KH domain
KH_8 PF17903 Domain 10 1608 79.50 47 24.32 New Krr1 KH1 domain
KH_9 PF17904 Domain 6 739 83.80 51 14.18 New FMRP KH0 domain
KH_dom-like PF14714 Domain 679 7600 80.50 38 17.11 Changed KH-domain-like of EngA bacterial GTPase enzymes, C-terminal
KI67R PF08065 Repeat 101 784 102.50 44 40.97 Changed KI67R (NUC007) repeat
KIAA1328 PF15369 Family 10 173 194.90 36 55.36 Changed Uncharacterised protein KIAA1328
KIAA1430 PF13879 Family 103 815 103.10 22 28.55 Changed KIAA1430 homologue
KicB PF03882 Domain 13 285 113.30 63 26.20 Changed MukF winged-helix domain
KID PF02524 Repeat 2 51 11.00 81 17.04 Changed KID repeat
KIF1B PF12423 Family 83 1728 46.50 37 2.94 Changed Kinesin protein 1B
KilA-N PF04383 Domain 137 3091 101.70 25 30.81 Changed KilA-N domain
Kin17_mid PF10357 Family 129 1150 123.90 45 31.58 Changed Domain of Kin17 curved DNA-binding protein
Kinase-like PF14531 Family 6 157 239.30 18 44.42 Changed Kinase-like
Kinase-PolyVal PF18762 Family 44 110 139.50 33 65.20 New Serine/Threonine/Tyrosine Kinase found in polyvalent proteins
Kinase-PPPase PF03618 Family 353 3563 252.90 37 91.27 Changed Kinase/pyrophosphorylase
KinB_sensor PF16767 Family 9 91 120.50 33 20.75 Changed Sensor domain of alginate biosynthesis sensor protein KinB
KIND PF16474 Domain 20 681 132.50 28 19.42 Changed Kinase non-catalytic C-lobe domain
Kindlin_2_N PF18124 Domain 5 610 81.00 57 12.69 New Kindlin-2 N-terminal domain
Kinesin PF00225 Domain 71 31652 296.00 33 32.57 Changed Kinesin motor domain
Kinesin_assoc PF16183 Family 13 2637 109.00 36 8.57 Changed Kinesin-associated
Kinetochor_Ybp2 PF08568 Family 28 1074 414.00 14 78.43 Changed Uncharacterised protein family, YAP/Alf4/glomulin
Kinin PF08260 Family 3 0 0.00 0 0.00 Changed Insect kinin peptide
Kinocilin PF15033 Family 4 72 89.80 63 80.07 Changed Kinocilin protein
KIP1 PF07765 Family 38 1384 68.40 50 7.20 Changed KIP1-like protein
Kisspeptin PF15152 Family 10 42 74.40 59 37.89 Changed Kisspeptin
KIX PF02172 Domain 5 695 78.80 62 4.16 Changed KIX domain
KIX_2 PF16987 Domain 65 1078 77.50 32 10.37 Changed KIX domain
KKLCAg1 PF15204 Family 7 30 84.60 64 74.68 Changed Kita-kyushu lung cancer antigen 1
kleA_kleC PF17383 Family 4 23 75.00 49 85.74 Changed Uncharacterized KorC regulated protein A
KleE PF17394 Family 4 34 104.60 46 97.18 Changed Uncharacterized KleE stable inheritance protein
KLRAQ PF10205 Coiled-coil 13 385 99.10 42 15.35 Changed Predicted coiled-coil domain-containing protein
KMP11 PF03037 Family 2 19 87.90 84 82.60 Changed Kinetoplastid membrane protein 11
KN17_SH3 PF18131 Domain 10 711 52.30 38 11.29 New KN17 SH3-like C-terminal domain
Knl1_RWD_C PF18210 Domain 9 111 91.00 52 7.02 New Knl1 RWD C-terminal domain
KNOX1 PF03790 Family 44 1235 42.00 46 13.03 Changed KNOX1 domain
KNOX2 PF03791 Family 37 1274 48.90 45 15.28 Changed KNOX2 domain
KNTase_C PF07827 Domain 6 67 126.00 33 51.77 Changed KNTase C-terminal domain
KN_motif PF12075 Motif 13 543 39.50 53 3.92 Changed KN motif
KOG2701 PF09762 Coiled-coil 39 391 174.10 44 31.14 Changed Coiled-coil domain-containing protein (DUF2037)
KORA PF16509 Domain 7 110 81.00 28 71.66 Changed TrfB plasmid transcriptional repressor
KorB PF08535 Domain 7 277 85.20 24 25.59 Changed KorB domain
KorB_C PF06613 Domain 7 56 58.30 51 16.19 Changed KorB C-terminal beta-barrel domain
KOW PF00467 Family 171 17334 34.00 32 17.60 Changed KOW motif
Kp4 PF09044 Domain 14 255 117.40 36 76.78 Changed Kp4
KptA_kDCL PF18176 Domain 9 10 181.00 18 12.92 New KptA in kinetoplastid DICER domain
KR PF08659 Family 51 17036 174.70 33 8.87 Changed KR domain
KRAB PF01352 Family 562 15042 41.00 51 8.43 Changed KRAB box
KRAP_IP3R_bind PF14722 Family 20 424 135.30 45 16.02 Changed Ki-ras-induced actin-interacting protein-IP3R-interacting domain
KRBA1 PF15287 Repeat 25 361 41.30 35 20.63 Changed KRBA1 family repeat
KRE1 PF17056 Family 41 173 65.00 33 31.01 Changed Killer toxin-resistance protein 1
Kre28 PF17097 Family 6 30 341.20 26 95.46 Changed Spindle pole body component
KRE9 PF05390 Family 36 319 92.90 38 33.82 Changed Yeast cell wall synthesis protein KRE9/KNH1
Kri1 PF05178 Family 158 1009 107.50 32 15.74 Changed KRI1-like family
Kri1_C PF12936 Family 133 1046 89.80 37 13.28 Changed KRI1-like family C-terminal
Kringle PF00051 Domain 23 5257 77.60 38 18.86 Changed Kringle domain
KRTAP PF11759 Family 16 259 55.90 51 71.75 Changed Keratin-associated matrix
KRTAP7 PF15034 Family 3 33 83.20 82 93.75 Changed KRTAP type 7 family
KRTDAP PF15200 Family 8 61 70.40 59 54.98 Changed Keratinocyte differentiation-associated
KSHV_K1 PF11049 Domain 1 1 71.00 100 25.45 Changed Glycoprotein K1 of Kaposi's sarcoma-associated herpes virus
KSHV_K8 PF07188 Family 1 2 197.00 17 75.19 Changed Kaposi's sarcoma-associated herpesvirus (KSHV) K8 protein
KTI12 PF08433 Domain 18 1330 262.80 24 75.69 Changed Chromatin associated protein KTI12
KTSC PF13619 Domain 120 1239 57.10 28 48.98 Changed KTSC domain
Ku PF02735 Domain 238 5616 190.60 23 42.46 Changed Ku70/Ku80 beta-barrel domain
Kunitz_BPTI PF00014 Domain 100 15055 53.30 35 18.09 Changed Kunitz/Bovine pancreatic trypsin inhibitor domain
Kunitz_legume PF00197 Domain 105 1016 159.20 28 79.67 Changed Trypsin and protease inhibitor
Ku_C PF03730 Family 82 1431 91.40 24 13.88 Changed Ku70/Ku80 C-terminal arm
Ku_N PF03731 Domain 13 2013 207.90 19 31.09 Changed Ku70/Ku80 N-terminal alpha/beta domain
Ku_PK_bind PF08785 Domain 110 913 116.40 26 16.46 Changed Ku C terminal domain like
Kv2channel PF03521 Family 6 246 168.20 36 29.32 Changed Kv2 voltage-gated K+ channel
KxDL PF10241 Domain 79 841 83.40 30 43.64 Changed Uncharacterized conserved protein
K_channel_TID PF07941 Family 5 80 73.20 72 11.20 Changed Potassium channel Kv1.4 tandem inactivation domain
K_oxygenase PF13434 Family 40 3607 300.10 24 63.72 Changed L-lysine 6-monooxygenase (NADPH-requiring)
K_trans PF02705 Family 56 6773 475.20 36 77.38 Changed K+ potassium transporter
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