##gff-version 3 Q27902 UniProtKB Chain 1 500 . . . ID=PRO_0000051896;Note=Cytochrome P450 6B4 Q27902 UniProtKB Binding site 443 443 . . . Note=Axial binding residue;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27902 UniProtKB Natural variant 17 17 . . . Note=In 6B4-2. F->L Q27902 UniProtKB Natural variant 160 160 . . . Note=In 6B4-2. F->I Q27902 UniProtKB Natural variant 229 229 . . . Note=In 6B4-2. I->L Q27902 UniProtKB Natural variant 286 286 . . . Note=In 6B4-2. L->F Q27902 UniProtKB Natural variant 477 477 . . . Note=In 6B4-2. N->S Q27902 UniProtKB Natural variant 481 481 . . . Note=In 6B4-2. K->T Q27902 UniProtKB Natural variant 496 496 . . . Note=In 6B4-2. I->L