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2RTC

APOSTREPTAVIDIN, PH 3.60, SPACE GROUP I222

Functional Information from GO Data
ChainGOidnamespacecontents
B0009374molecular_functionbiotin binding
D0009374molecular_functionbiotin binding
Functional Information from PDB Data
site_idAC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 D 400
ChainResidue
DASN49
DSO4401
DSO4402

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 D 401
ChainResidue
BTRP120
DGLY48
DASN49
DSO4400
DSO4402

site_idAC3
Number of Residues9
DetailsBINDING SITE FOR RESIDUE SO4 D 402
ChainResidue
DGLY48
DASN49
DTRP79
DSER88
DLEU110
DSO4400
DSO4401
DHOH503
BTRP120

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 B 403
ChainResidue
BASN23
BLEU25
BTYR43
BSER45
BTRP92
BASP128
BHOH507
BHOH1464

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 404
ChainResidue
BASN49
BALA86
BSER88
BLEU110
BHOH506

Functional Information from PROSITE/UniProt
site_idPS00577
Number of Residues15
DetailsAVIDIN_1 Avidin-like domain signature. NawKStlVGhDtFTK
ChainResidueDetails
BASN118-LYS132

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues122
DetailsDomain: {"description":"Avidin-like","evidences":[{"source":"PROSITE-ProRule","id":"PRU00656","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsMotif: {"description":"Cell attachment site; atypical"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues10
DetailsBinding site: {}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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