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4EKV

Streptavidin 8-aa-loop H127C mutein with reversible biotin binding

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0009374molecular_functionbiotin binding
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE BTN A 201
ChainResidue
AASN23
ATHR90
ATRP108
AASP128
AHOH325
ASER27
ATYR43
ASER45
AVAL47
AASN49
ATRP79
AALA86
ASER88

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CL A 202
ChainResidue
AGLY34
AALA35
AASP36
AGLY37
AALA38
AHOH368

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 Residues4
DetailsBinding site: {}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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