3519961 MT-CYB mitochondrial cytochrome B 6 3519960 MT-CYB mitochondrially encoded cytochrome b 6 3519954 MT-CYB mitochondrial cytochrome B gene 2 3519955 MT-CYB cytochrome b 1 3519956 MT-CYB microdeletion affecting the cytochrome b gene 1 3519957 MT-CYB Mitochondrial DNA Variant Affecting the Cytochrome b 1 3519959 MT-CYB mt-cyb encodes the core subunit 1 3519958 MT-CYB mutation occurring in the coding region of cytochrome b gene 1