[Term] id: PR:000022943 name: hydrogenase-1 small chain def: "A protein that is a translation product of the Escherichia coli K-12 hyaA gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "hyaA" EXACT PRO-short-label [PRO:DNx] synonym: "membrane-bound hydrogenase 1 small subunit" EXACT [] synonym: "HYD1" RELATED [] synonym: "NiFe hydrogenase" RELATED [] property_value: has_archetype PR:P69739 is_a: PR:000000001 ! protein