AF_AFP02746F1

Computed structure model of Complement C1q subcomponent subunit B

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Complement C1q subcomponent subunit B	protein-containing complex binding binding immunoglobulin binding IgM binding IgG binding modified amino acid binding ion binding anion binding phospholipid binding lipid binding phosphatidylserine binding small molecule binding	adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity humoral immune response response to stimulus positive regulation of biological process positive regulation of response to stimulus complement activation humoral immune response mediated by circulating immunoglobulin positive regulation of immune response leukocyte mediated immunity regulation of immune system process positive regulation of immune system process complement activation, classical pathway regulation of biological process adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity humoral immune response response to stimulus positive regulation of biological process positive regulation of response to stimulus complement activation humoral immune response mediated by circulating immunoglobulin positive regulation of immune response leukocyte mediated immunity regulation of immune system process positive regulation of immune system process complement activation, classical pathway regulation of biological process immune response biological regulation immunoglobulin mediated immune response adaptive immune response immune effector process regulation of response to stimulus immune system process B cell mediated immunity regulation of immune response activation of immune response biological process involved in interspecies interaction between organisms response to other organism defense response defense response to symbiont response to external stimulus response to biotic stimulus defense response to other organism response to stress innate immune response response to external biotic stimulus cellular component organization cellular component disassembly cell junction organization cell junction disassembly synapse pruning cellular process synapse organization cellular component organization or biogenesis	protein-containing complex collagen trimer cellular anatomical structure complement component C1 complex extracellular region extracellular space blood microparticle complement component C1q complex synapse cell junction cell surface other organism part symbiont cell surface cell periphery protein-containing complex collagen trimer cellular anatomical structure complement component C1 complex extracellular region extracellular space blood microparticle complement component C1q complex synapse cell junction cell surface other organism part symbiont cell surface cell periphery extracellular matrix external encapsulating structure postsynapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008160	Collagen triple helix repeat	Repeat
A	IPR008983	Tumour necrosis factor-like domain superfamily	Homologous Superfamily
A	IPR001073	C1q domain	Domain
A	IPR050392	Collagen/C1q domain-containing	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P02746	C1Q deficiency IgA glomerulonephritis Liver Cirrhosis, Experimental primary immunodeficiency disease cirrhosis of liver Down syndrome juvenile dermatomyositis lung carcinoma myocardial ischemia non-small cell lung carcinoma adrenal cortex carcinoma Sjogren syndrome Creutzfeldt Jacob disease ulcerative colitis glioblastoma C1Q deficiency IgA glomerulonephritis Liver Cirrhosis, Experimental primary immunodeficiency disease cirrhosis of liver Down syndrome juvenile dermatomyositis lung carcinoma myocardial ischemia non-small cell lung carcinoma adrenal cortex carcinoma Sjogren syndrome Creutzfeldt Jacob disease ulcerative colitis glioblastoma interstitial cystitis large cell medulloblastoma lung adenocarcinoma myopathy ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia chronic kidney disease psoriasis coronary artery disease cutaneous lupus erythematosus subependymal giant cell astrocytoma esophageal adenocarcinoma head and neck cancer invasive ductal breast carcinoma limb-girdle muscular dystrophy lung cancer medulloblastoma nasopharyngeal carcinoma ovarian cyst astrocytic tumor pilocytic astrocytoma chronic obstructive pulmonary disease schizophrenia corpus luteum cyst dermatomyositis tuberculosis

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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