Pfam 22.0 :: Browse Families - B
Browse available alignments and models

Browse Pfam

Available sections: 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 Top twenty families

B
Name acc number #seed #full av. len av. %id structure Description
BPF02216540053 aa74%1bdcB domain
B-block_TFIIICPF04182214261 aa36% B-block binding subunit of TFIIIC
B1PF0224631370 aa81%2ptlProtein L b1 domain
B12-bindingPF02310571514111 aa22%1be1B12 binding domain
B12-binding_2PF026071260783 aa38%1bmtB12 binding domain
B12DPF0652251585 aa56% B12D protein
B2-adapt-app_CPF09066953110 aa55%1e42Beta2-adaptin appendage, C-terminal sub-domain
B3PF0236216053599 aa23% B3 DNA binding domain
B3_4PF0348395726162 aa31%1pysB3/4 domain
B5PF034845867370 aa32%1pystRNA synthetase B5 domain
B56PF0160316197353 aa47% Protein phosphatase 2A regulatory B subunit (B56 family)
B9PF07162660104 aa32% B9 protein
BA14KPF07886126588 aa39% BA14K-like protein
BAALC_NPF069892746 aa85% BAALC N-terminus
BAAT_CPF0884027120184 aa29% BAAT / Acyl-CoA thioester hydrolase C terminal
BacAPF0267322571252 aa34% Bacitracin resistance protein BacA
Bacillus_HBLPF057917193169 aa35% Bacillus haemolytic enterotoxin (HBL)
Bacillus_PapRPF0596874747 aa84% Bacillus PapR protein
BACKPF077078368199 aa24% BTB And C-terminal Kelch
Bacteriocin_IIPF01721115035 aa50%3leuClass II bacteriocin
Bacterioc_AS-48PF092212468 aa43%1o82Bacteriocin AS-48
Bact_transglu_NPF083794632381 aa28% Bacterial transglutaminase-like N-terminal region
Baculo_11_kDaPF0614392894 aa40% Baculovirus 11 kDa family
Baculo_19PF04798842141 aa47% Baculovirus 19 kDa protein conserved region
Baculo_44PF04631869265 aa58% Baculovirus hypothetical protein
Baculo_8kDaPF0609662463 aa48% Baculoviridae 8.2 KDa protein
Baculo_DNA_bindPF047861039231 aa29% ssDNA binding protein
Baculo_E25PF052741041216 aa52% Occlusion-derived virus envelope protein E25
Baculo_E56PF04639950279 aa48% Baculoviral E56 protein, specific to ODV envelope
Baculo_E66PF048501147611 aa44% Baculovirus E66 occlusion-derived virus envelope protein
Baculo_FPPF03258346192 aa51% Baculovirus FP protein
Baculo_gp41PF04700748246 aa50% Structural glycoprotein p40/gp41 conserved region
Baculo_gp64PF03273534374 aa50% Baculovirus gp64 envelope glycoprotein family
Baculo_helicasePF04735754979 aa39% Baculovirus DNA helicase
Baculo_IE-1PF05290333132 aa43% Baculovirus immediate-early protein (IE-0)
Baculo_LEF-10PF0720683570 aa41% Baculovirus late expression factor 10 (LEF-10)
Baculo_LEF-11PF06385123993 aa40% Baculovirus LEF-11 protein
Baculo_LEF-2PF030411151163 aa35% lef-2
Baculo_LEF-3PF05847931349 aa33% Nucleopolyhedrovirus late expression factor 3 (LEF-3)
Baculo_LEF5PF04838942229 aa50% Baculoviridae late expression factor 5
Baculo_ME53PF060611542313 aa27% Baculoviridae ME53
Baculo_ODV-E27PF053141136280 aa44% Baculovirus occlusion-derived virus envelope protein EC27
Baculo_p24PF05073640190 aa43% Baculovirus P24 capsid protein
Baculo_p26PF04766845217 aa35% Nucleopolyhedrovirus p26 protein
Baculo_p33PF05214643234 aa49% Baculovirus P33
Baculo_p47PF05112740290 aa52% Baculovirus P47 protein
Baculo_p48PF04878738375 aa48% Baculovirus P48 protein
Baculo_p74PF04583958237 aa51% Baculoviridae p74 conserved region
Baculo_p74_NPF084041953295 aa56% Baculoviridae P74 N-terminal
Baculo_PEP_CPF045131139135 aa35% Baculovirus polyhedron envelope protein, PEP, C terminus
Baculo_PEP_NPF045121156108 aa29% Baculovirus polyhedron envelope protein, PEP, N terminus
Baculo_PP31PF05311930278 aa37% Baculovirus 33KDa late protein (PP31)
Baculo_VP1054PF057891238338 aa42% Baculovirus VP1054 protein
Baculo_VP39PF04501846283 aa41% Baculovirus major capsid protein VP39
Baculo_VP91_NPF084751843185 aa39% Viral capsid protein 91 N-terminal
Baculo_Y142PF04913740445 aa47% Baculovirus Y142 protein
Bac_ATP_syn_IPF05468640116 aa38% Bacillus ATP synthase I
Bac_chlorCPF0204322875 aa58% Bacteriochlorophyll C binding protein
Bac_DnaAPF0030814910195 aa40%1j1vBacterial dnaA protein
Bac_DnaA_CPF082991470666 aa46%1j1vBacterial dnaA protein helix-turn-helix domain
Bac_DNA_bindingPF0021681163389 aa36%1hueBacterial DNA-binding protein
Bac_export_1PF0131116497237 aa24% Bacterial export proteins, family 1
Bac_export_2PF0131216649271 aa33% FlhB HrpN YscU SpaS Family
Bac_export_3PF013131548975 aa35% Bacterial export proteins, family 3
Bac_GDHPF0508892041434 aa41% Bacterial NAD-glutamate dehydrogenase
Bac_globinPF0115212365115 aa25%1dlwBacterial-like globin
Bac_luciferasePF00296151923203 aa21%1nfpLuciferase-like monooxygenase
Bac_rhamnosidPF0559226147438 aa22% Bacterial alpha-L-rhamnosidase
Bac_rhamnosid_NPF085312589146 aa33% Alpha-L-rhamnosidase N-terminal domain
Bac_rhodopsinPF0103614279205 aa30%2brdBacteriorhodopsin
Bac_small_YrzIPF09501132946 aa44% Probable sporulation protein (Bac_small_yrzI)
Bac_surface_AgPF0110371858320 aa19% Surface antigen
Bac_thur_toxinPF01338423203 aa62%1cbyBacillus thuringiensis toxin
Bac_transfPF0239741085186 aa40% Bacterial sugar transferase
Bac_Ubq_CoxPF0165410575451 aa37% Bacterial Cytochrome Ubiquinol Oxidase
BAFPF0296132388 aa62%1qckBarrier to autointegration factor
BAF1_ABF1PF0468427369 aa40% BAF1 / ABF1 chromatin reorganising factor
BaffR-Tall_bindPF092562731 aa74%1oqeBAFF-R, TALL-1 binding
BAGPF021791612377 aa24%1hx1BAG domain
BAGEPF081803740 aa80% B melanoma antigen family
BAHPF0142643435122 aa20%1m4zBAH domain
BALF1PF0686139181 aa77% BALF1 protein
BAMBIPF06211417104 aa72% BMP and activin membrane-bound inhibitor (BAMBI) N-terminal domain
BamHIPF0292324144 aa47%1bhmRestriction endonuclease BamHI
Band_3_cytoPF075658187242 aa44%1hynBand 3 cytoplasmic domain
Band_7PF011451222218180 aa21% SPFH domain / Band 7 family
BAPPF066394574 aa48% Basal layer antifungal peptide (BAP)
Bap31PF05529779198 aa31% B-cell receptor-associated protein 31-like
BARPF0311428370213 aa22%1uruBAR domain
BarrenPF05786556523 aa31% Barren protein
BarstarPF0133723987 aa29%1brsBarstar (barnase inhibitor)
BarwinPF00967859112 aa71%1bw3Barwin family
Baseplate_JPF0486529198214 aa24% Baseplate J-like protein
BasicPF01586717981 aa45%1mdyMyogenic Basic domain
BASP1PF05466410224 aa60% Brain acid soluble protein 1 (BASP1 protein)
BAT2_NPF07001451154 aa60% BAT2 N-terminus
BATSPF069686063895 aa33% Biotin and Thiamin Synthesis associated domain
BB1PF081852457 aa42% BB1 family
BBEPF080316845848 aa33% Berberine and berberine like
BC10PF06726135262 aa39% Bladder cancer-related protein BC10
BCAS2PF05700539204 aa38% Breast carcinoma amplified sequence 2 (BCAS2)
BCCTPF020286656415 aa40% BCCT family transporter
BCHFPF07284852139 aa49% 2-vinyl bacteriochlorophyllide hydratase (BCHF)
BChl_APF02327261288 aa81%4bclBacteriochlorophyll A protein
Bcl-2PF004521427290 aa29%1mazApoptosis regulator proteins, Bcl-2 family
Bclx_interactPF0894561937 aa80% Bcl-x interacting
BCL_NPF0471422454 aa77% BCL7, N-terminal conserver region
BCMA-Tall_bindPF092572538 aa66%1oqdBCMA, TALL-1 binding
BCNTPF0757274777 aa40% Bucentaur or craniofacial development
Bcr-Abl_OligoPF0903641268 aa74% Bcr-Abl oncoprotein oligomerisation domain
BcrAD_BadFGPF0186922584231 aa22%1huxBadF/BadG/BcrA/BcrD ATPase family
BCS1_NPF087403780184 aa30% BCS1 N terminal
BcsBPF03170879581 aa33% Bacterial cellulose synthase subunit
BCSC_CPF05420759343 aa36% Cellulose synthase operon protein C C-terminus (BCSC_C)
BDHCTPF080723739 aa60% BDHCT (NUC031) domain
BDS_I_IIPF079362542 aa49%2bdsAntihypertensive protein BDS-I/II
BDV_GPF06208221416 aa96% Borna disease virus G protein
BDV_P10PF0651522176 aa91% Borna disease virus P10 protein
BDV_P24PF06595276137 aa84% Borna disease virus P24 protein
BDV_P40PF06407373210 aa90%1n93Borna disease virus P40 protein
BeachPF021389313253 aa41%1mi1Beige/BEACH domain
BenEPF035949158366 aa42% Benzoate membrane transport protein
Benyvirus_14KDaPF0725525122 aa74% Benyvirus 14KDa protein
Benyvirus_P25PF05744479204 aa95% Benyvirus P25 protein
Beny_P26PF03019226125 aa94% Furovirus P26
BESSPF02944148140 aa25% BESS motif
BestrophinPF010621485350 aa39% Bestrophin
Beta-APPPF0349427138 aa89%1ba4Beta-amyloid peptide (beta-APP)
Beta-lactamasePF001441283207301 aa17%1blpBeta-lactamase
Beta-trefoilPF09270740155 aa60%1ttuBeta-trefoil
Beta_elim_lyasePF0121253635279 aa23%1ax4Beta-eliminating lyase
BetRPF08667632144 aa48% BetR domain
Bet_v_IPF0040734520142 aa37%1btvPathogenesis-related protein Bet v I family
BEXPF04538523112 aa46% Brain expressed X-linked like family
Bgal_small_NPF0292921244250 aa27%1jz1Beta galactosidase small chain
BH4PF0218077226 aa54%1af3Bcl-2 homology region 4
BIDPF06393212179 aa49%1ddbBH3 interacting domain (BID)
BIG1PF08319823265 aa27% ER protein BIG1
Big_1PF023692063389 aa31%1cwvBacterial Ig-like domain (group 1)
Big_2PF023684899877 aa24%1e45Bacterial Ig-like domain (group 2)
Big_3PF075234719668 aa33% Bacterial Ig-like domain (group 3)
Big_4PF07532408158 aa28% Bacterial Ig-like domain (group 4)
Bile_Hydr_TransPF04775991145 aa41% Acyl-CoA thioester hydrolase / Bile acid-CoA amino acid N-acetyltransferase
Biliv-reduc_catPF0916639105 aa65%1lc0Biliverdin reductase, catalytic
Bim_NPF0677332940 aa93% Bim protein N-terminus
Bin3PF06859553105 aa42% Bicoid-interacting protein 3 (Bin3)
Binary_toxAPF03496196562 aa24%1giqClostridial binary toxin A
Binary_toxBPF03495423293 aa57%1accClostridial binary toxin B/anthrax toxin PA
BindinPF020844326176 aa61% Bindin
BING4CTPF08149177278 aa51% BING4CT (NUC141) domain
Biopterin_HPF003516343170 aa40%1tohBiopterin-dependent aromatic amino acid hydroxylase
Biotin_carb_CPF02785591688104 aa37%1dv1Biotin carboxylase C-terminal domain
Biotin_lipoylPF0036449414368 aa29%1labBiotin-requiring enzyme
BioWPF03744227234 aa46% 6-carboxyhexanoate--CoA ligase
BioYPF026329312151 aa29% BioY family
BiPBP_CPF068322614089 aa22% Penicillin-Binding Protein C-terminus Family
BIRPF006534257167 aa36%1qbhInhibitor of Apoptosis domain
Birna_RdRpPF041972150530 aa72% Birnavirus RNA dependent RNA polymerase (VP1)
Birna_VP2PF0176641220219 aa77% Birnavirus VP2 protein
Birna_VP3PF017676107224 aa64% Birnavirus VP3 protein
Birna_VP4PF017686187182 aa56% Birnavirus VP4 protein
Birna_VP5PF03042776118 aa58% Birnavirus VP5 protein
BIV_EnvPF05858247191 aa43% Bovine immunodeficiency virus surface envelope protein (ENV)
BK_channel_aPF0349311103127 aa26% Calcium-activated BK potassium channel alpha subunit
BLIPPF0746733185 aa38%1s0wBeta-lactamase inhibitor (BLIP)
BLUFPF04940314893 aa33% Sensors of blue-light using FAD
BLVRPF06375229309 aa55% Bovine leukaemia virus receptor (BLVR)
BLYBPF0528921299 aa84% Borrelia hemolysin accessory protein
BMCPF009367969976 aa35% BMC domain
BmKK2_toxicPF091462730 aa92%1pvzBmKK2 toxic
BmKXPF0913221423 aa58%1rjiBmKX
BmpPF0260813473287 aa25% Basic membrane protein
BNIP3PF06553241192 aa58% BNIP3
BNRPF02012188523612 aa37%1euuBNR/Asp-box repeat
BofAPF0744163375 aa39% SigmaK-factor processing regulatory protein BofA
BOFC_NPF0897771559 aa56% Bypass of Forespore C, N terminal
BolAPF017221367075 aa31%1v9jBolA-like protein
BombesinPF02044123413 aa75%1c9aBombesin-like peptide
BombininPF05298251142 aa85% Bombinin
BombolitinPF080962417 aa78% Bombolitin family
BONPF04972188137061 aa24% Putative phospholipid-binding domain
BOP1NTPF081451275246 aa42% BOP1NT (NUC169) domain
Borrelia_lipo_1PF05714632174 aa44% Borrelia burgdorferi virulent strain associated lipoprotein
Borrelia_lipo_2PF0623821396 aa88% Borrelia burgdorferi BBR25 lipoprotein
Borrelia_orfAPF0241413126265 aa34% Borrelia ORF-A
Borrelia_orfDPF02999230111 aa71% Borrelia orf-D family
Borrelia_orfXPF041601624149 aa92% Orf-X protein
Borrelia_P13PF05628434155 aa60% Borrelia membrane protein P13
Borrelia_P83PF05262465511 aa77% Borrelia P83/100 protein
Borrelia_repPF031831420515 aa54% Borrelia repeat protein
Borrelia_REVPF0397848147 aa55% Borrelia burgdorferi REV protein
Botulinum_HA-17PF05588317108 aa79% Clostridium botulinum HA-17 protein
Bowman-Birk_legPF002285544425 aa39%1pi2Bowman-Birk serine protease inhibitor family
BP28CTPF081461453155 aa29% BP28CT (NUC211) domain
BPD_transp_1PF005288619219205 aa15% Binding-protein-dependent transport system inner membrane component
BPD_transp_2PF02653514902274 aa19% Branched-chain amino acid transport system / permease component
BphXPF06139512139 aa61% BphX-like
BPL_CPF022375044947 aa27%1biaBiotin protein ligase C terminal domain
BPL_LipA_LipBPF0309967157488 aa19%1biaBiotin/lipoate A/B protein ligase family
BPSPF0894742849 aa71% BPS (Between PH and SH2)
BradykininPF0675322816 aa96% Bradykinin
BranchPF0248522246207 aa28% Core-2/I-Branching enzyme
Branch_AA_transPF0552522342408 aa34% Branched-chain amino acid transport protein
BRAP2PF07576847109 aa29% BRCA1-associated protein 2
BRCA-2_helicalPF09169428149 aa51%1iyjBRCA2, helical
BRCA-2_OB1PF091031243124 aa38%1iyjBRCA2, oligonucleotide/oligosaccharide-binding, domain 1
BRCA-2_OB3PF09104416134 aa55%1iyjBRCA2, oligonucleotide/oligosaccharide-binding, domain 3
BRCA2PF006342525134 aa29%1n0wBRCA2 repeat
BRCTPF00533115195875 aa18%1cdzBRCA1 C Terminus (BRCT) domain
BREPF06113222268 aa78% Brain and reproductive organ-expressed protein (BRE)
BRE1PF08647173497 aa28% BRE1 E3 ubiquitin ligase
BreveninPF030321916843 aa54% Brevenin/esculentin/gaegurin/rugosin family
BRF1PF07741147098 aa32%1ngmBrf1-like TBP-binding domain
BRICHOSPF040891612492 aa29% BRICHOS domain
BrixPF0442779368199 aa22% Brix domain
BrkDBDPF096072551 aa63% Brinker DNA-binding domain
Bro-NPF024985039989 aa25% BRO family, N-terminal domain
BRO1PF0309731125348 aa27% BRO1-like domain
BromodomainPF0043965138487 aa27%1b91Bromodomain
Bromo_coatPF01318312188 aa70%1cwpBromovirus coat protein
Bromo_MPPF01573983232 aa42% Bromovirus movement protein
Bromo_TPPF075241313077 aa24% Bromodomain associated
Brucella_OMP2PF05244413152 aa87% Brucella outer membrane protein 2
BSDPF039095419765 aa21% BSD domain
Bse634IPF0783226286 aa32% Cfr10I/Bse634I restriction endonuclease
BSPPF044502043183 aa35% Plant Basic Secretory Protein
BSP_IIPF05432412273 aa71% Bone sialoprotein II (BSP-II)
BSRF1PF04743917159 aa55% BSRF1-like protein
BssC_TutFPF082012858 aa66% BssC/TutF protein
BsuBI_PstI_REPF06616637263 aa35% BsuBI/PstI restriction endonuclease C-terminus
BT1PF0309212114443 aa27% BT1 family
BTADPF0370466320137 aa26% Bacterial transcriptional activator domain
BTBPF00651992574105 aa23%1buoBTB/POZ domain
BTGPF0774214118113 aa43% BTG family
BTKPF0077997536 aa40%1btkBTK motif
BTPPF052321426467 aa29% Bacterial Transmembrane Pair family
BtpAPF03437671248 aa35% BtpA family
BTV_NS2PF04514425341 aa62% Bluetongue virus non-structural protein NS2
BtzPF094051242121 aa30% CASC3/Barentsz eIF4AIII binding
Bt_P21PF05560212182 aa93% Bacillus thuringiensis P21 molecular chaperone protein
BUD22PF090731046217 aa52% BUD22
BugPF0340191921265 aa31% Bordetella uptake gene (bug) product
Bul1_CPF04426316270 aa46% Bul1 C terminus
Bul1_NPF04425327367 aa42% Bul1 N terminus
BundlinPF0530723588 aa94% Bundlin
Bunya_G1PF03557879679 aa47% Bunyavirus glycoprotein G1
Bunya_G2PF035636119220 aa58% Bunyavirus glycoprotein G2
Bunya_NS-SPF011041011389 aa41% Bunyavirus non-structural protein NS-s
Bunya_NS-S_2PF03231760432 aa51% Bunyavirus non-structural protein NS-S
Bunya_NSMPF04804375267 aa74% Non-structural protein NSM
Bunya_nucleocapPF009527143219 aa56% Bunyavirus nucleocapsid (N) protein
Bunya_RdRpPF0419612100605 aa28% Bunyavirus RNA dependent RNA polymerase
BURPPF0318114103185 aa38% BURP domain
Bvg_acc_factorPF0330912344194 aa29% Bordetella pertussis Bvg accessory factor family
Bys1PF04681218132 aa58% Blastomyces yeast-phase-specific protein
BystinPF05291668284 aa45% Bystin
bZIP_1PF0017022115458 aa32%1ysabZIP transcription factor
bZIP_2PF077164970854 aa28% Basic region leucine zipper
bZIP_MafPF031311210692 aa59%1k1vbZIP Maf transcription factor
B_lectinPF01453125892106 aa34%1jpcD-mannose binding lectin

Available sections: 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 Top twenty families