(1) CYCS@mitochondrial intermembrane space+ferroheme b@mitochondrial intermembrane space - HCCS@mitochondrial inner membrane -> CYCS@mitochondrial intermembrane space
(2) ferroheme b@mitochondrial matrix -t-> ferroheme b@mitochondrial intermembrane space
(3) CYCS@mitochondrial intermembrane space+ferroheme b@mitochondrial intermembrane space - HCCS@mitochondrial inner membrane -> CYCS@mitochondrial intermembrane space
CHEBI 17627 KEGGCOMPOUND C00032 CAS 14875-96-8