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2IZB

APOSTREPTAVIDIN PH 3.12 I4122 STRUCTURE

Functional Information from GO Data
ChainGOidnamespacecontents
A0009374molecular_functionbiotin binding
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 A 153
ChainResidue
ATRP79
ATHR90
ATRP92
ATRP108
ALEU110
AHOH151
AHOH152
AHOH155

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE FMT A 156
ChainResidue
AASN49
AALA86
ASER88
AHOH152
AHOH158
AGLY48

Functional Information from PROSITE/UniProt
site_idPS00577
Number of Residues15
DetailsAVIDIN_1 Avidin-like domain signature. NawKStlVGhDtFTK
ChainResidueDetails
AASN118-LYS132

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsMotif: {"description":"Cell attachment site; atypical"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues5
DetailsBinding site: {}
ChainResidueDetails

245663

PDB entries from 2025-12-03

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