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7PQO

Catalytic fragment of MASP-1 in complex with P1 site mutant ecotin

This is a non-PDB format compatible entry.
Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0006508biological_processproteolysis
B0004252molecular_functionserine-type endopeptidase activity
B0006508biological_processproteolysis
C0004252molecular_functionserine-type endopeptidase activity
C0006508biological_processproteolysis
I0004867molecular_functionserine-type endopeptidase inhibitor activity
J0004867molecular_functionserine-type endopeptidase inhibitor activity
K0004867molecular_functionserine-type endopeptidase inhibitor activity
Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VTAAHC
ChainResidueDetails
CVAL486-CYS491

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DAcaGDSGGPMV
ChainResidueDetails
CASP640-VAL651

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues130
DetailsDomain: {"description":"Sushi 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues207
DetailsDomain: {"description":"Sushi 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues741
DetailsDomain: {"description":"Peptidase S1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00274","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PubMed","id":"19564340","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PubMed","id":"19564340","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23386610","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues3
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19139490","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues3
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"11290788","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues9
DetailsActive site: {"description":"Charge relay system","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues6
DetailsGlycosylation: {"description":"N-linked (GlcNAc) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues3
DetailsSite: {"description":"Reactive bond","evidences":[{"source":"PubMed","id":"35483450","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

250059

PDB entries from 2026-03-04

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