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1KB4

Crystal Structure of VDR DNA-binding Domain Bound to a Canonical Direct Repeat with Three Base Pair Spacer (DR3) Response Element

Functional Information from GO Data
ChainGOidnamespacecontents
A0003700molecular_functionDNA-binding transcription factor activity
A0006355biological_processregulation of DNA-templated transcription
A0008270molecular_functionzinc ion binding
A0043565molecular_functionsequence-specific DNA binding
B0003700molecular_functionDNA-binding transcription factor activity
B0006355biological_processregulation of DNA-templated transcription
B0008270molecular_functionzinc ion binding
B0043565molecular_functionsequence-specific DNA binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 150
ChainResidue
ACYS24
ACYS27
ACYS41
ACYS44

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 151
ChainResidue
ACYS60
ACYS66
ACYS76
ACYS79

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 350
ChainResidue
BCYS227
BCYS241
BCYS244
BCYS224

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 351
ChainResidue
BCYS260
BCYS266
BCYS276
BCYS279

Functional Information from PROSITE/UniProt
site_idPS00031
Number of Residues27
DetailsNUCLEAR_REC_DBD_1 Nuclear hormones receptors DNA-binding region signature. CgvCg.Dratgf.HFnamtCegCkgFFrR
ChainResidueDetails
ACYS24-ARG50

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues88
DetailsZinc finger: {"description":"NR C4-type","evidences":[{"source":"PROSITE-ProRule","id":"PRU00407","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11980721","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15225774","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1KB2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1KB4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1KB6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1YNW","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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