PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 35589201-5 2022 CarH is able to achieve this by exploiting the photosensitive nature of the CoC bond between the adenosyl moiety and the cobalt atom in the coenzyme B12 molecule. Cobalt 121-127 HTH-type transcriptional repressor CarH Xenopus laevis 0-4