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4BB2

Crystal structure of cleaved corticosteroid-binding globulin in complex with progesterone

Functional Information from GO Data
ChainGOidnamespacecontents
A0004867molecular_functionserine-type endopeptidase inhibitor activity
A0005615cellular_componentextracellular space
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO A 1350
ChainResidue
AGLY61
AARG64

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 1351
ChainResidue
AARG260
AASP261
AASP261
AEDO1352

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO A 1352
ChainResidue
AARG260
AEDO1351

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO A 1353
ChainResidue
APHE309
ASER310
AALA316
AGLN317
ALEU318
AALA307

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE EDO A 1354
ChainResidue
ATHR186
AGLN187
AASN234

site_idAC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CYS A 1385
ChainResidue
ACYS60
AARG64

site_idAC7
Number of Residues9
DetailsBINDING SITE FOR RESIDUE STR B 1384
ChainResidue
ASER19
AGLN232
AARG260
AASN264
AHOH2060
BPHE366
BHIS368
BTRP371
BHOH2009

Functional Information from PROSITE/UniProt
site_idPS00284
Number of Residues11
DetailsSERPIN Serpins signature. LRFNQPFIImI
ChainResidueDetails
BLEU355-ILE365

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18513745","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2VDY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsSite: {"description":"Conserved cysteine within steroid binding domain"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"14760718","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsBinding site: {}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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