P02745 (C1QA_HUMAN) Homo sapiens (Human)

Complement C1q subcomponent subunit A UniProtKBInterProSTRINGInteractive Modelling

245 aa; Sequence (Fasta) Identical sequences: Homo sapiens: A0A024RAG6

Sequence Features

 26Interchain (with C-29 in B chain).
 23E -> K (in dbSNP:rs17887074). VAR_021090 dbSNP
 62-108Collagen triple helix repeat
IPR008160PF01391
 116-241C1q domain
IPR001073PF00386

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
Complex between C1q globular heads and deoxyribose Heteromer
P02746; P02747;
CA;NAG;2DR;2wnv112-245
Crystallographic structure of human C1q globular heads (P1) Heteromer
P02746; P02747;
CA;2jg9112-245
Globular Head of the Complement System Protein C1q Heteromer
P02746; P02747;
CA;1pk6112-244
Crystallographic structure of human C1q globular heads complexed to phosphatidyl-serine Heteromer
P02746; P02747;
CA;NAG;2jg8112-244
Complex between c1q globular heads and heparan sulfate Heteromer
P02746; P02747;
IDU;SGN;2wnu112-244
Model of gC1q-Fc complex based on 7A EM map Heteromer
P02746; P02747; P0DOX5;
6fcz112-244
Single Chain Recombinant Globular Head of the Complement System Protein C1qmonomer CA;NAG;5hkj111-245
'Single Chain Recombinant Globular Head of the Complement System Protein C1q in complex with magn...monomer MG;5hzf112-245