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2XIG

The structure of the Helicobacter pylori ferric uptake regulator Fur reveals three functional metal binding sites

Functional Information from GO Data
ChainGOidnamespacecontents
A0000976molecular_functiontranscription cis-regulatory region binding
A0003677molecular_functionDNA binding
A0003700molecular_functionDNA-binding transcription factor activity
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006355biological_processregulation of DNA-templated transcription
A0008270molecular_functionzinc ion binding
A0045892biological_processnegative regulation of DNA-templated transcription
A0046872molecular_functionmetal ion binding
A1900705biological_processnegative regulation of siderophore biosynthetic process
B0000976molecular_functiontranscription cis-regulatory region binding
B0003677molecular_functionDNA binding
B0003700molecular_functionDNA-binding transcription factor activity
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0006355biological_processregulation of DNA-templated transcription
B0008270molecular_functionzinc ion binding
B0045892biological_processnegative regulation of DNA-templated transcription
B0046872molecular_functionmetal ion binding
B1900705biological_processnegative regulation of siderophore biosynthetic process
C0000976molecular_functiontranscription cis-regulatory region binding
C0003677molecular_functionDNA binding
C0003700molecular_functionDNA-binding transcription factor activity
C0005737cellular_componentcytoplasm
C0005829cellular_componentcytosol
C0006355biological_processregulation of DNA-templated transcription
C0008270molecular_functionzinc ion binding
C0045892biological_processnegative regulation of DNA-templated transcription
C0046872molecular_functionmetal ion binding
C1900705biological_processnegative regulation of siderophore biosynthetic process
D0000976molecular_functiontranscription cis-regulatory region binding
D0003677molecular_functionDNA binding
D0003700molecular_functionDNA-binding transcription factor activity
D0005737cellular_componentcytoplasm
D0005829cellular_componentcytosol
D0006355biological_processregulation of DNA-templated transcription
D0008270molecular_functionzinc ion binding
D0045892biological_processnegative regulation of DNA-templated transcription
D0046872molecular_functionmetal ion binding
D1900705biological_processnegative regulation of siderophore biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE CIT B 1149
ChainResidue
BLEU23
BLYS24
BASN25
BARG29
BARG66
BHOH2054
DARG66
DASN69

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1149
ChainResidue
AASP98
AGLU117
AHIS134
AHIS96

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1150
ChainResidue
BHIS42
BGLU90
BHIS97
BHIS99

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 1151
ChainResidue
CHIS42
CGLU90
CHIS97
CHIS99

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 1150
ChainResidue
AHIS42
AGLU90
AHIS97
AHIS99
AGLU110

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1151
ChainResidue
BHIS96
BASP98
BGLU117
BHIS134

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 1152
ChainResidue
CCYS102
CCYS105
CCYS142
CCYS145

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1152
ChainResidue
BCYS102
BCYS105
BCYS142
BCYS145

site_idAC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN D 1149
ChainResidue
DCYS102
DCYS105
DCYS142
DCYS145

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 1153
ChainResidue
CHIS96
CASP98
CGLU117
CHIS134

site_idBC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN D 1150
ChainResidue
DHIS96
DASP98
DGLU117
DHIS134

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN D 1151
ChainResidue
DHIS42
DGLU90
DHIS97
DHIS99

site_idBC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1151
ChainResidue
ACYS102
ACYS105
ACYS142
ACYS145

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues40
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues276
DetailsRegion: {"description":"DNA-binding","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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