There are 1302 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 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 RNA_pol_Rpb6 RPOL4c RPOL8c RPOL9 RPOL_N
RPOLA_N RPOLCX RPOLD RPR RQC RRM RTC4 Rtt106
RWD S4 SAND SANT SAP SCAN Sds3 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 Tbf5 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 BC10 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 Sybindin 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 Arch1
Arch2 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 Candidate CAP10 CAP_GLY Carb_anhydrase
CARP cas1 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 CIMR
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 Cornichon 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 Cyan Cyanate_lyase CYCLIN CYTH D-ser_dehydrat Dabb Dak1_2
Dak2 DALR_1 DALR_2 DBB DBC1 DBP10CT DBR1 DCD
DCP2 DCX DDE DDE_1 DDE_2 DDE_3 DDE_5 DDE_Tnp_1
DDE_Tnp_1_2 DDE_Tnp_1_3 DDE_Tnp_1_4 DDE_Tnp_1_5 DDE_Tnp_1_6 DDE_Tnp_1_7 DDE_Tnp_2 DDE_Tnp_4
DDE_Tnp_IS1 DDE_Tnp_IS1595 DDE_Tnp_IS240 DDE_Tnp_IS66 DDE_Tnp_ISAZ013 DDE_Tnp_ISL3 DDE_Tnp_Tn3 dDENN
DDHD DDRGK DEDD DEDD_Tnp_IS110 Defensin_propep DELLA DENN DeoC
DeoRC DHDPS DHHA2 DIL DIM1 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 DUF106 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 DUF3480
DUF3585 DUF3635 DUF3700 DUF4187 DUF4205 DUF4206 DUF4208 DUF663
DUF862 DUSP DWNN Dynein_light DysFC DysFN E2_bind EB_dh
ECSIT_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 Ephrin_rec_like eRF1_1 EsV_1_7 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 Gemini_AL1 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 HAP1_N HAT HDc HEPN
HIRAN HTTM HUH huh_y1 huh_y2 HWE_HK IBR IDEAL
IG_FLMN IGR IKKbetaNEMObind IMPDH ING Int_BPP-1 Int_Brujita Int_CTnDOT
Int_Des Int_P2 Int_SXT Int_Tn916 Integrin_b_cyt Integron IntKX 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 Milton MIT MltA Mob_Pre MobA_MobL MoCF_biosynth
Molybdop_Fe4S4 MORN MR_MLE Mterf Myc N1221 N2227 NAC
NADH-G_4Fe-4S_3 NADH_4Fe-4S NDK NEBU Nfu_N NIL NOD NODP
NPCBM OMPdecase OmpH OrfB_IS605 P-II P68HR PA14 PAM
PAPA-1 PAW PB1 PCRF PDDEXK PDDEXK_2 PEHE PepX_C
PepX_N PGAM Phage_GPA Phage_integrase 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
Pribosyltran_N Prim_Zn_Ribbon Pro-kuma_activ Pro-rich 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 Relaxase Rep_1 Rep_2 Rep_N RES
RESP18 Ribosomal_L14 Ribosomal_L15e Ribosomal_L19e Ribosomal_L2 Ribosomal_L2_C Ribosomal_L31e Ribosomal_L32e
Ribosomal_L40e Ribosomal_S10 Ribosomal_S13_N Ribosomal_S15 Ribosomal_S19e Ribosomal_S27 Ribosomal_S3Ae Ribosomal_S4
Ribosomal_S6e RICTOR_M RICTOR_N RICTOR_phospho RICTOR_V RINGv RitA RitB
RitC RL11 RNB Robl_LC7 Romo1 RPEL RuBisCO_small RUN
rve rve_2 rve_3 S1 S_100 SAF SAM_HD_adjacent SAM_PNT
SARA SATase_N Sec3-PIP2_bind Sec63 SecA_DEAD SecA_PP_bind Semialdhyde_dh SEP
SER ser_ce ser_lsr ser_tn SHR3_chaperone SMI1_KNR4 SNc SOCS_box
Solute_trans_a 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 Thiol-ester_cl THUMP THY TilS_C Tim44 TLC
TLDc Tn7_Tnp_TnsA_N TnpA TnpR TOG TPK_B1_binding TPR Transket_pyr
Transposase_20 Transposase_21 Transposase_31 Transposase_mut tRNA_SAD TRP_2 TRP_N TrwC
Tubulin Tubulin_C TUDOR TYR UAS UBA_e1_C uDENN UDPG_MGDP_dh_C
UIM UreE_C UreE_N V4R Viral_Rep VKc VRR_NUC WGR
WHEP-TRS WHy WRKY WSN WWE Xer 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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