>sp|Q8YVS7|HO1_NOSS1 Heme oxygenase 1 OS=Nostoc sp. GN=pbsA1 MSSNLANKLRVGTKKAHTMAENVGFVKCFLKGVVEKSSYRKLVANFYYVYSAMEEEMEKH SQHPIVSKINFSQLNRKQTLEQDLSYYYGANWREQIQLSPAGEAYVQRIREISATEPELL IAHSYTRYLGDLSGGQILKNIAVTAMNLNDGQGTAFYEFADISDEKAFKAKYRQTLDELA IDEATGDRIVDEANAAFGMNMKMFQELEGNLIKAIGMMLFNTLTRKRTRGATELATAE