ID CYTOCHROME_B5_1; PATTERN. AC PS00191; DT 01-APR-1990 CREATED; 01-DEC-2004 DATA UPDATE; 29-MAY-2024 INFO UPDATE. DE Cytochrome b5 family, heme-binding domain signature. PA [FY]-[LIVMK]-{I}-{Q}-H-P-[GA]-G. CC /SITE=5,heme_iron; CC /VERSION=1; DO PDOC00170; //