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1HZF

C4ADG FRAGMENT OF HUMAN COMPLEMENT FACTOR C4A

Functional Information from GO Data
ChainGOidnamespacecontents
A0005615cellular_componentextracellular space
Functional Information from PROSITE/UniProt
site_idPS00477
Number of Residues9
DetailsALPHA_2_MACROGLOBULIN Alpha-2-macroglobulin family thiolester region signature. PrGCGEQtM
ChainResidueDetails
APRO988-MSE996

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsGlycosylation: {"description":"O-linked (GalNAc...) threonine","evidences":[{"source":"PubMed","id":"23234360","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsCross-link: {"description":"Isoglutamyl cysteine thioester (Cys-Gln)","evidences":[{"source":"PubMed","id":"12367531","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
Detailsa catalytic site defined by CSA, PubMed 12367531, 9041627
ChainResidueDetails
ACYS991
AGLN994

239803

PDB entries from 2025-08-06

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