[Term] id: PR:000050163 name: monomeric IgA1 immunoglobulin complex (human) def: "An IgA1 immunoglobulin complex, circulating (human) that is composed of two identical immunoglobulin heavy chains of the secretory isoform of the IgA1 isotype and two identical immunoglobulin light chains (kappa or lambda), held together by disulfide bonds, and present in the extracellular space, in mucosal areas or other tissues, or circulating in the blood or lymph." [PRO:ADD, PMID:16362985, GOC:add, ISBN:0781765196] comment: Category=organism-complex. Requested by=HIPC. Requested by=CL. synonym: "h(IgA1)monomeric" EXACT PRO-short-label [PRO:DAN] synonym: "monomeric IgA1 antibody (human)" EXACT [PRO:ADD, GOC:add] synonym: "monomeric IgA antibody (human)" BROAD [PRO:ADD, GOC:add] is_a: PR:000050159 ! IgA1 immunoglobulin complex, circulating (human) relationship: has_component PR:000050376 {cardinality="2"} ! IgA1 heavy chain protein, secretory isoform (human) relationship: has_component PR:000050183 {cardinality="2"} ! immunoglobulin light chain protein (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens