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8K0F

Human collagen prolyl processing enzyme complex, P3H1/CRTAP/PPIB heterotrimer, in its apo state

Functional Information from GO Data
ChainGOidnamespacecontents
A0005506molecular_functioniron ion binding
A0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A0031418molecular_functionL-ascorbic acid binding
A0032963biological_processcollagen metabolic process
C0000413biological_processprotein peptidyl-prolyl isomerization
C0003755molecular_functionpeptidyl-prolyl cis-trans isomerase activity
C0006457biological_processprotein folding
Functional Information from PROSITE/UniProt
site_idPS00014
Number of Residues4
DetailsER_TARGET Endoplasmic reticulum targeting sequence. KDEL
ChainResidueDetails
ALYS733-LEU736

site_idPS00170
Number of Residues18
DetailsCSA_PPIASE_1 Cyclophilin-type peptidyl-prolyl cis-trans isomerase signature. YknSkFHRVIkdFMiQGG
ChainResidueDetails
CTYR56-GLY73

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues33
DetailsRepeat: {"description":"TPR 1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues33
DetailsRepeat: {"description":"TPR 2"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues33
DetailsRepeat: {"description":"TPR 3"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues33
DetailsRepeat: {"description":"TPR 4"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues114
DetailsDomain: {"description":"Fe2OG dioxygenase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00805","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsActive site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues3
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues5
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues157
DetailsDomain: {"description":"PPIase cyclophilin-type","evidences":[{"source":"PROSITE-ProRule","id":"PRU00156","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues3
DetailsMotif: {"description":"Prevents secretion from ER"}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues1
DetailsModified residue: {"description":"N6-succinyllysine","evidences":[{"source":"UniProtKB","id":"Q99KR7","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q99KR7","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues1
DetailsModified residue: {"description":"S-nitrosocysteine","evidences":[{"source":"UniProtKB","id":"Q99KR7","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues1
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"P24369","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

245011

PDB entries from 2025-11-19

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