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3HWF

Crystal structure of Siderocalin (NGAL, Lipocalin 2) complexed with Fe-TrenCam2-hopo

Functional Information from GO Data
ChainGOidnamespacecontents
A0036094molecular_functionsmall molecule binding
B0036094molecular_functionsmall molecule binding
C0036094molecular_functionsmall molecule binding
Functional Information from PDB Data
site_idAC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE FE A 179
ChainResidue
ATC2183

site_idAC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 A 180
ChainResidue
ATYR138
ATC2183
AVAL33
ATYR52
ATHR54
ASER68
AARG81
APHE123
ALYS134
ATHR136

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 181
ChainResidue
ALYS75
AHOH191
CPRO162
CASN164
CHIS165

site_idAC4
Number of Residues9
DetailsBINDING SITE FOR RESIDUE TC2 A 183
ChainResidue
ALEU70
ATRP79
ATYR100
ATYR106
APHE123
ALYS125
ALYS134
AFE179
ASO4180

site_idAC5
Number of Residues1
DetailsBINDING SITE FOR RESIDUE CL A 184
ChainResidue
ALYS134

site_idAC6
Number of Residues1
DetailsBINDING SITE FOR RESIDUE NA A 185
ChainResidue
AASN129

site_idAC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE FE B 179
ChainResidue
BTC2181

site_idAC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE NA B 180
ChainResidue
BLYS75
BHIS165

site_idAC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE TC2 B 181
ChainResidue
BLEU94
BTYR106
BLYS134
BFE179

site_idBC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE FE C 179
ChainResidue
CTC2182

site_idBC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 C 180
ChainResidue
CVAL33
CTYR52
CTHR54
CSER68
CARG81
CPHE123
CLYS134
CTHR136
CTYR138
CTC2182

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 C 181
ChainResidue
CTHR82
CGLY95
CASN96
CTYR100

site_idBC4
Number of Residues11
DetailsBINDING SITE FOR RESIDUE TC2 C 182
ChainResidue
CALA40
CILE41
CTRP79
CARG81
CTYR100
CTYR106
CLYS125
CLYS134
CFE179
CSO4180
CHOH189

site_idBC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE GOL C 3731
ChainResidue
CASN114
CHIS118

site_idBC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL C 184
ChainResidue
CGLN88
CPRO89
CSER105
CTYR106

site_idBC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE NA C 185
ChainResidue
CSER146

site_idBC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE GOL C 186
ChainResidue
AHIS165
CLYS75

Functional Information from PROSITE/UniProt
site_idPS00213
Number of Residues14
DetailsLIPOCALIN Lipocalin signature. NFQdnQFQGKWYVV
ChainResidueDetails
AASN21-VAL34

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PDB","id":"1X89","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1X8U","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PDB","id":"3CMP","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15642259","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1X89","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1X8U","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"10684642","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15084671","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16740002","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7683678","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1DFV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QQS","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246333

PDB entries from 2025-12-17

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