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4CC9

Crystal structure of human SAMHD1 (amino acid residues 582-626) bound to Vpx isolated from sooty mangabey and human DCAF1 (amino acid residues 1058-1396)

Functional Information from GO Data
ChainGOidnamespacecontents
A0016567biological_processprotein ubiquitination
B0005515molecular_functionprotein binding
B0019058biological_processviral life cycle
B0042025cellular_componenthost cell nucleus
B0044423cellular_componentvirion component
B0046872molecular_functionmetal ion binding
B0052031biological_processsymbiont-mediated perturbation of host defense response
B0052170biological_processsymbiont-mediated suppression of host innate immune response
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE PG4 A 2393
ChainResidue
ATHR1284
AHIS1286

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PG4 A 2394
ChainResidue
AALA1377
ALEU1378
BARG51
BARG70

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1112
ChainResidue
BCYS89
BHIS39
BHIS82
BCYS87

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues39
DetailsRepeat: {"description":"WD 1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues41
DetailsRepeat: {"description":"WD 2"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues37
DetailsRepeat: {"description":"WD 3"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues32
DetailsRepeat: {"description":"WD 4"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues42
DetailsRepeat: {"description":"WD 5"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues199
DetailsRegion: {"description":"WD repeat-like region"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues7
DetailsMotif: {"description":"DWD box 1"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues7
DetailsMotif: {"description":"DWD box 2"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues7
DetailsMotif: {"description":"Nuclear localization signal","evidences":[{"source":"UniProtKB","id":"P06939","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24336198","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

248636

PDB entries from 2026-02-04

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