[Term] id: PR:000000214 name: activin receptor type-2B sequence variant R40H (human) def: "An activin receptor type-2B (human) that has a His residue at the position equivalent to Arg-40 of the amino acid sequence represented by UniProtKB:Q13705-1. This variation is within the extracellular domain. Example: UniProtKB:Q13705-1, Arg-40, CHEBI:29979." [PMID:9916847, PRO:CNA, PRO:DAN] comment: Category=organism-sequence. synonym: "hACVR2B/var:R40H" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q13705-1, Arg-40, CHEBI:29979" NARROW PRO-proteoform-std [PRO:DAN] synonym: "activin receptor type-2B sequence variant 1 (human)" EXACT [PRO:DNx] xref: UniProtKB_VAR:VAR_013281 is_a: PR:Q13705 ! activin receptor type-2B (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens