PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23569108-10 2013 It is hypothesized that a deficiency of NTRC leads to a lower capacity to reduce cysteine residues of GluTR1 and CHLM, affecting the stability and, thereby, altering the activity in the entire tetrapyrrole synthesis pathway. Tetrapyrroles 193-205 magnesium-protoporphyrin IX methyltransferase Arabidopsis thaliana 113-117