The activation of protein sulfhydryl groups by vitamin B12.
D004926:Escherichia coli / Q000378:metabolism*; D011506:Proteins / Q000378:metabolism*; D013438:Sulfhydryl Compounds; D014805:Vitamin B 12 / Q000494:pharmacology*
D011506:Proteins; D013438:Sulfhydryl Compounds; D014805:Vitamin B 12
ESCHERICHIA COLI/metabolism; PROTEINS/metabolism; VITAMIN B12/effects