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

2RTG

STREPTAVIDIN-BIOTIN COMPLEX, PH 2.40, 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 300
ChainResidue
BLYS121
DGLY48
DARG84

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL B 2151
ChainResidue
BHOH646
DALA63
DPRO64

site_idAC3
Number of Residues15
DetailsBINDING SITE FOR RESIDUE BTN B 300
ChainResidue
BTYR43
BSER45
BVAL47
BGLY48
BASN49
BTRP79
BSER88
BTHR90
BTRP108
BLEU110
BASP128
DTRP120
BASN23
BLEU25
BSER27

site_idAC4
Number of Residues15
DetailsBINDING SITE FOR RESIDUE BTN D 301
ChainResidue
DASN23
DLEU25
DSER27
DTYR43
DSER45
DVAL47
DGLY48
DASN49
DTRP79
DSER88
DTHR90
DTRP108
DASP128
DHOH492
DHOH503

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

243083

PDB entries from 2025-10-15

PDB statisticsPDBj update infoContact PDBjnumon