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5HZF

Single Chain Recombinant Globular Head of the Complement System Protein C1q in complex with magnesium

Functional Information from GO Data
ChainGOidnamespacecontents
A0006958biological_processcomplement activation, classical pathway
Functional Information from PDB Data
site_idAC1
Number of Residues6
Detailsbinding site for residue MG A 501
ChainResidue
AGLN90
AASP356
ATYR357
AGLN363
AHOH829
AHOH854

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12960167","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18250442","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1PK6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2JG8","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
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_FI3
Number of Residues130
DetailsDomain: {"description":"C1q","evidences":[{"source":"PROSITE-ProRule","id":"PRU00368","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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