There are 1290 domains in the SMART database.

Signalling
14_3_3 4.1m acidPPc ADF ANK APCDDC ARF ArfGap
ARM B41 B561 B_lectin BAG BH4 BIR BTK
C1 C2 Calx_beta CARD CASc CH CheW CNH
cNMP CULLIN CYCc Cyclin_C Cyt-b5 DAGKa DAGKc DAX
DEATH DED DEP DSPc DYNc EAL EFh EH
ENTH FBOX FCH FF FH2 FHA FIST Frizzled
FYVE G_alpha GAF GAS2 GED GGDEF GGL GoLoco
GRAM GS GuKc HAMP HATPase_c HECTc HisKA HPT
Hr1 ILWEQ IPPc IQ ITAM KISc L27 LIM
LMWPc MA MeTrc MIR MYSc MyTH4 PAC PAS
PASTA PBD PDZ PH PI3K_C2 PI3K_p85B PI3K_rbd PI3Ka
PI3Kc PIPKc PLAc PLCXc PLCYc PLDc PP2Ac PP2Cc
PTB PTBI PTEN_C2 PTPc PTPc_DSPc PTPc_motif PX PXA
RA RAB RAN RanBD RAS RasGAP RasGEF RasGEFN
RBD REC RGS RHO RHOD RhoGAP RhoGEF RIIa
RING RIO S_TK_X S_TKc SAM SAR SEC14 Sec7
SH2 SH3 small_GTPase SOCS SPEC SPRY START STAT_int
STYKc t_SNARE TarH TBC TIR TRASH TyrKc UBA
UBCc UBQ UBX VHP VHS VPS9 WD40 WH1
WH2 WW ZnF_A20 ZnF_AN1 ZnF_RBZ ZnF_UBP ZnF_ZZ ZU5
Nuclear
35EXOc 53EXOc A1pp ADEAMc AlkA_N ANTAR AP2 AP2Ec
APC2 AraC_E_bind ARID AT_hook AWS AXH B3 BAF
BAH BASIC BBC BBOX BCL BEN BHD_1 BHD_2
BHD_3 BING4CT BOP1NT BP28CT BRCT BRIGHT BRK BRLZ
Bro-N BROMO Brr6_like_C_C BSD BTD BTP c-clamp C1_4
CarD_TRCF CAT_RBD CBF Cdc6_C CDT1 CENPB CG-1 CHK
CHROMO Cir_N CKS Copper-fist CPDc CPSF73-100_C CRM1_C CSP
CTD Cu_FIST CUT D5_N DDE_Tnp_IS1595 DDT DEXDc DM
DMAP_binding DNA_mis_repair DP DSHCT DSRM DSX_dimer DUF1087 DUF1693
DUF1744 DUF4210 DUF4217 DWA DWB DZF E2F_TDP eIF5C
ELK ELM2 Elp3 ENDO3c Endonuclease_NS ERCC4 ETS EXOIII
FACT-Spt16_Nlob Fapy_DNA_glyco FBD FCD FES FH Fmp27_GFWDK Fmp27_SW
Fmp27_WPPW Ftsk_gamma Fungal_trans FYRC FYRN G_patch GAGA_bind GIYc
H15 H2A H2B H2TH H3 H4 HALZ HDAC_interact
HELICc HhH1 HhH2 HLH HMG HMG17 HNHc HNS
HOLI HOX HRDC HSA HSF HTH_ARAC HTH_ARSR HTH_ASNC
HTH_CRP HTH_DEOR HTH_DTXR HTH_GNTR HTH_ICLR HTH_LACI HTH_LUXR HTH_MARR
HTH_MERR HTH_XRE IBN_N IENR1 IENR2 IPT IRF IRO
JmjC JmjN KASH KAT11 KH Kin17_mid KNOX1 KNOX2
KOW KRAB Ku78 LAG1_DNAbind LEM LIGANc LNS2 LytTR
MA3 MADF MADS MamL-1 MBD MBT MCM Mcm10
Med12 Mob1_phocein Mre11_DNA_bind MutH MutL_C MUTSac MUTSd N-SET
Nbs1_C NEUZ NGN NOSIC NUC194 NurA ORANGE PADR1
ParB PAX PAZ PHD Piwi Plus3 POL3Bc POLAc
POLBc POLIIIAc POLXc POP4 PostSET POU POX PRE_C2HC
PreSET PriCT_1 Prim-Pol PRY PSP PUA PUG PUR
Resolvase RFX5_DNA_bdg Rho_N RIBOc RPOL4c RPOL8c RPOL9 RPOL_N
RPOLA_N RPOLCX RPOLD RPR RQC RRM RTC4 Rtt106
RWD S4 SAND SANT SAP SCAN SET SFM
Skp1 Sm SMC_hinge SMR SnAC Spc7_N SPK SpoVT_AbrB
SPT16 SPT2 Spt4 SRA STE TAF TAFII55_N TAN
Tankyrase_bdg_C TBOX TDU TEA Telo_bind Telomerase_RBD TFIIA TFIIE
TFS2M TFS2N THAP Thymopoietin TIFY TOP1Ac TOP1Bc TOP2c
TOP4c TOPEUc TOPRIM Tower Trans_reg_C TRCF Ubox UDG
UME UTRA XPGI XPGN YaeQ YccV-like YL1_C YqgFc
Zalpha Zds_C zf-AD zf-PARP ZnF_BED ZnF_C2C2 ZnF_C2H2 ZnF_C2HC
ZnF_C3H1 ZnF_C4 ZnF_CHCC ZnF_DBF ZnF_GATA ZnF_NFX ZnF_PMZ ZnF_Rad18
ZnF_U1
Extracellular
7TM_GPCR_Srsx A2M A2M_N_2 A2M_recep A4_EXTRA A_amylase_inhib AAI Aamy
Aamy_C ACR ACTH_domain Aerolysin Agglutinin AIP3 ALBUMIN AMA-1
Amb_all Amb_V_allergen Ami_2 Ami_3 AMOP ANATO Antimicrobial21 APPLE
Asparaginase Autotransporter B_lectin Bet_v_1 BID_1 BID_2 BON BowB
BPI1 BPI2 btg1 C1Q C345C C4 C6 CA
Cache_2 CADG CALCITONIN CASH CBD_II CBD_IV CCP CFEM
CHASE CHASE2 CHRD ChtBD1 ChtBD2 ChtBD3 ChW CLa
CLb CLECT CLIP CNX Col_cuticle_N COLFI COLIPASE Connexin_CCC
CRF CSF2 CT CUB Cutinase CW CY CysPc
DEFSN DISIN DM4_12 DM6 DNaseIc DoH DSL EGF
EGF_CA EGF_Lam EGF_like Elicitin END EPEND EPH_lbd Excalibur
FA58C FAS1 FBG fCBD FGF Fib_alpha FIMAC Flo11
Flu_M1_C FN1 FN2 FN3 FOLN FRI FTP FU
G2F G5 GA Galanin GASTRIN GEL GHA GHB
GLA GLECT GLUCA Glyco_10 Glyco_18 Glyco_25 Glyco_32 GPS
GRAN Haemagg_act HBM HintC HintN HormR HX HYDRO
IB ICA69 IFabd IG IG_like IGc1 IGc2 IGv
IL1 IL10 IL2 IL4_13 IL6 IL7 IlGF INB
Inhibitor_I29 Int_alpha Integrin_B_tail Jacalin JHBP KAZAL Kelch Knot1
KR KU LamB LamG LamGL LamNT LCCL LDLa
LIF_OSM LINK LPD_N LRR LRR_BAC LRR_CC LRR_RI LRR_SD22
LRR_TYP LRRCT LRRNT LU LY LysM LYZ1 LYZ2
MACPF MAGE_N MAM MANEC MATH MD MHC_II_alpha MHC_II_beta
ML N-glycanase_N NAT_PEP NEAT NGF NH NIDO NL
NMU NPP NRF NTR NUC OLF Op_neuropeptide OSTEO
P4Hc PA2c PAH PAN_AP PbH1 PBP5_C PBPb PBPe
PD PDGF Pept_C1 PGA_cap PGRP PhBP PKD PLP
PQQ PRP PSA PSI PTH PTI PTN PTX
RICIN RNAse_Pc s48_45 SAA SAPA SapB SCP SCPU
SCY SEA SEL1 Sema SERPIN SF_P SH3b ShKT
SO SR STI STN SVWC TECPR TGFB THN
TK TNF TNFR TR_FER TR_THY Tryp_SPc TSP1 TSPc
TSPN TY UTG VIT VPS10 VWA VWC VWD
WAP WIF WNT1 WR1 WSC X8 XTALbg YARHG
Zn_dep_PLPC Zn_pept ZnMc ZP
Others
6PGD AAA AAA_PrkA AARP2CN ACTIN AD Ad_cyc_g-alpha Adenylsucc_synt
AdoHcyase AdoHcyase_NAD ADSL_C AFOR_N Agenet Agouti AgrB AgrD
Agro_virD5 AGTRAP Aha1_N AHS1 AHS2 AIF_C AIRC AKAP_110
Ala_racemase_C ALAD AlaDh_PNT_C AlaDh_PNT_N AlcB Ald_Xan_dh_C Aldolase_II alkPPc
Alpha-amyl_C2 Alpha-L-AF_C Alpha-mann_mid Alpha_adaptinC2 Alpha_kinase Alpha_L_fucos Alpha_TIF Amelin
Amelogenin AMP_N AMPKBI ANX AP3B1_C AP4E_app_platf APC10 Arfaptin
Arg_tRNA_synt_N Arrestin_C ASCH Aspzincin_M35 B12-binding_2 B2-adapt-app_C B3_4 B5
Bac_DnaA_C Bac_rhodopsin BACK BAR BATS BCS1_N Beach Beta-Casp
Beta-TrCP_D BetaGal_dom2 Bgal_small_N BHL Biotin_carb_C BLUF BLVR BMC
BRICHOS Brix BRO1 BTAD BTB Btz BURP c-SKI_SMAD_bind
C8 Ca_chan_IQ CactinC_cactus CAD Cadherin_pro calpain_III CaM_binding CaMBD
CAMSAP_CKK Candida_ALS_N CAP10 CAP_GLY Carb_anhydrase CARP CAT Catalase
Cation_ATPase_N CBM49 CBM_10 CBM_2 CBM_25 CBM_3 CBM_X CBS
CDC37_C CDC37_M CDC37_N CDC48_2 CDC48_N Cg6151-P CGGC CHAD
CHB_HEX ChSh CHZ Citrate_ly_lig CK_II_beta CLH ClpB_D2-small CM_2
CO_deh_flav_C CoA_binding CoA_trans CobW_C COG6 CorC_HlyC Costars CP12
CpcD Cpl-7 Cpn10 CPSase_L_D3 CPSase_sm_chain CPW_WPC CRA CRAL_TRIO_N
CRISPR_assoc CRS1_YhbY CTLH CTNS CUE Cullin_Nedd8 Cupin_1 CVNH
cwf21 CXC CxxC_CXXC_SSSS Cyanate_lyase CYCLIN CYTH D-ser_dehydrat Dabb
Dak1_2 Dak2 DALR_1 DALR_2 DBB DBC1 DBP10CT DBR1
DCD DCP2 DCX dDENN DDHD DDRGK DELLA DENN
DeoC DeoRC DHDPS DHHA2 DIL DIRP DKCLD DM10
DM11 DM13 DM14 DM15 DM16 DM3 DM5 DM7
DM8 DM9 DnaG_DnaB_bind DnaJ DPBB_1 Drf_FH3 Drf_GBD DRY_EERY
DSS1_SEM1 DTW DUF1041 DUF1086 DUF1220 DUF1237 DUF1338 DUF1518
DUF167 DUF1704 DUF1713 DUF1716 DUF1719 DUF1741 DUF1751 DUF1767
DUF1771 DUF1785 DUF1856 DUF1866 DUF1899 DUF1900 DUF1907 DUF1943
DUF1944 DUF3160 DUF3385 DUF3402 DUF3452 DUF3454 DUF3585 DUF3635
DUF3700 DUF4187 DUF4205 DUF4206 DUF4208 DUF663 DUF862 DUSP
DWNN Dynein_light DysFC DysFN E2_bind EB_dh ECIST_Cterm EF-1_beta_acid
EF1_GNE EF1G EFG_C EFG_IV efhand_Ca_insen EFP eIF-5a eIF1a
eIF2B_5 eIF3_N eIF6 EKR ELFV_dehydrog Elong-fact-P_C EMP24_GP25L Enolase_C
Enolase_N ENT eRF1_1 ETF EZ_HEAT FA FABD FANCL_C
FATC FBA FDF FDX-ACB Fe_hyd_SSU FeoA FerA FerB
FerI FERM_C Fibrillarin Filament FISNA FIST_C FKS1_dom1 Flavin_Reduct
Flavokinase FMN_bind Fn3_like FolB FoP_duplication Frataxin_Cyay FRG FSA_C
FTCD FTCD_N FTO_NTD FtsA G3P_acyltransf G8 G_gamma GAGE
Gal-bind_lectin GAL4 GARS_A GARS_C GATase_5 GatB_Yqey GCK GDNF
Germane GIDA_assoc_3 GIT Gln-synt_C GluR_Homer-bdg Gp_dh_N Grip GYF
GYR H-kinase_dim HA2 HABP4_PAI-RBP1 Haem_bd Haem_oxygenase_2 Haemolytic HAT
HDc HEPN HIRAN HTTM HWE_HK IBR IDEAL IG_FLMN
IGR IKKbetaNEMObind IMPDH Integrin_b_cyt IRF-3 IRS Iso_dh JAB_MPN
Jag_N Josephin K167R KaiA KaiB KAP KapB KbaA
KilA-N KIND KLRAQ KRAP_IP3R_bind KRBA1 L51_S25_CI-B8 LA LAB_N
Lactamase_B LAMTOR LANC_like LeuA_dimer Leuk-A4-hydro_C LH2 Lig_chan-Glu_bd Lipid_DES
LisH LITAF LON Longin LRRcap LSM14 LsmAD M16C_associated
M60-like Mab-21 Mac Mad3_BUB1_I MAGE Mago-bind MAGUK_N_PEST malic
Malic_M MAPKK1_Int Matrilin_ccoil MbtH MGS MgtE_N MIF4G MIT
MltA MoCF_biosynth Molybdop_Fe4S4 MORN MR_MLE Mterf N1221 N2227
NADH-G_4Fe-4S_3 NADH_4Fe-4S NDK NEBU Nfu_N NIL NOD NODP
NPCBM OMPdecase OmpH P-II PA14 PAM PAW PB1
PCRF PEHE PepX_C PepX_N PGAM PHB PhnA_Zn_Ribbon PIG-X
PINc PINT PIP49_N PKS_AT PKS_DH PKS_ER PKS_KR PKS_KS
PKS_MT PKS_PP PKS_PP_betabranch PKS_TE PLEC PlsC PMEI PolyA
PP2C_SIG Prim_Zn_Ribbon Pro-kuma_activ Pro_CA PROF ProQ ProRS-C_1 Proteasome_A_N
PSN PTPlike_phytase Pumilio PWI PWWP PYNP_C PYRIN QLQ
R3H rADc RAP Rapamycin_bind Raptor_N Ras_bdg_2 RasGEF_N_2 RB_A
Rb_C RelA_SpoT RES RESP18 Ribosomal_L14 Ribosomal_L15e Ribosomal_L2 Ribosomal_L2_C
Ribosomal_L31e Ribosomal_L32e Ribosomal_L40e Ribosomal_S13_N Ribosomal_S15 Ribosomal_S4 RICTOR_M RICTOR_N
RICTOR_phospho RICTOR_V RINGv RL11 RNB Robl_LC7 Romo1 RPEL
RuBisCO_small RUN S1 SAF SAM_PNT SATase_N Sec3-PIP2_bind Sec63
SecA_DEAD SecA_PP_bind Semialdhyde_dh SEP SHR3_chaperone SMI1_KNR4 SNc SOCS_box
Sorb Spo7_2_N SPOB_ab SpoU_sub_bind SprT SRP54 SRP54_N STI1
SWAP SWIB SynN T5orf172 TAFH TAP_C Tet_JBP TGc
THEG THUMP THY TilS_C Tim44 TLC TLDc TOG
TPK_B1_binding TPR Transket_pyr tRNA_SAD TRP_N Tubulin Tubulin_C TUDOR
UAS UBA_e1_C uDENN UDPG_MGDP_dh_C UIM UreE_C UreE_N V4R
VKc VRR_NUC WGR WHEP-TRS WHy WRKY WSN WWE
Y1_Tnp YajC YceI zf-3CxxC zf-C4_ClpX ZipA_C ZM ZnF_CDGSH
ZnF_TAZ ZnF_TTF ZnF_UBR1 Zpr1

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