Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1STP

STRUCTURAL ORIGINS OF HIGH-AFFINITY BIOTIN BINDING TO STREPTAVIDIN

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0009374molecular_functionbiotin binding
Functional Information from PDB Data
site_idAC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE BTN A 300
ChainResidue
AASN23
ATHR90
ATRP108
ATRP120
AASP128
AHOH315
AHOH445
ASER27
ATYR43
ASER45
AVAL47
AASN49
ATRP79
AALA86
ASER88

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 Residues5
DetailsBINDING:
ChainResidueDetails
ATYR43
ATYR54
ATRP92
ATRP108
ATRP120

237735

PDB entries from 2025-06-18

PDB statisticsPDBj update infoContact PDBjnumon