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5JPM

Structure of the complex of human complement C4 with MASP-2 rebuilt using iMDFF

Replaces:  4FXG
Functional Information from GO Data
ChainGOidnamespacecontents
A0004866molecular_functionendopeptidase inhibitor activity
B0004866molecular_functionendopeptidase inhibitor activity
B0005576cellular_componentextracellular region
B0005615cellular_componentextracellular space
B0006954biological_processinflammatory response
B0006956biological_processcomplement activation
C0005576cellular_componentextracellular region
D0004866molecular_functionendopeptidase inhibitor activity
E0004866molecular_functionendopeptidase inhibitor activity
E0005576cellular_componentextracellular region
E0005615cellular_componentextracellular space
E0006954biological_processinflammatory response
E0006956biological_processcomplement activation
F0005576cellular_componentextracellular region
H0004252molecular_functionserine-type endopeptidase activity
H0006508biological_processproteolysis
J0004252molecular_functionserine-type endopeptidase activity
J0006508biological_processproteolysis
Functional Information from PROSITE/UniProt
site_idPS00477
Number of Residues9
DetailsALPHA_2_MACROGLOBULIN Alpha-2-macroglobulin family thiolester region signature. PrGCGEQtM
ChainResidueDetails
BPRO1007-MET1015

site_idPS01177
Number of Residues35
DetailsANAPHYLATOXIN_1 Anaphylatoxin domain signature. CCqdGvtrlpmmrSCEqraarvq..QpdCrepfls.CC
ChainResidueDetails
BCYS702-CYS736

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"12754519","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18780401","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27599733","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues68
DetailsDomain: {"description":"Anaphylatoxin-like","evidences":[{"source":"PROSITE-ProRule","id":"PRU00022","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Cleavage; by C1S, MASP2 and GZMK","evidences":[{"source":"PubMed","id":"16169853","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by FAM20C","evidences":[{"source":"PubMed","id":"26091039","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27599733","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsGlycosylation: {"description":"O-linked (GalNAc...) threonine","evidences":[{"source":"PubMed","id":"23234360","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18780401","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19139490","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
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_FI9
Number of Residues4
DetailsCross-link: {"description":"Isoglutamyl cysteine thioester (Cys-Gln)","evidences":[{"source":"PubMed","id":"12367531","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues294
DetailsDomain: {"description":"NTR","evidences":[{"source":"PROSITE-ProRule","id":"PRU00295","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues130
DetailsDomain: {"description":"Sushi 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues136
DetailsDomain: {"description":"Sushi 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues478
DetailsDomain: {"description":"Peptidase S1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00274","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues6
DetailsActive site: {"description":"Charge relay system"}
ChainResidueDetails

246905

PDB entries from 2025-12-31

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