PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 4197821-0 1973 Kinetic parameters of human carbonic anhydrase B as determined from NMR linewidths of 13 C in CO 2 and HCO 3 - . Bicarbonates 105-110 carbonic anhydrase 2 Homo sapiens 28-48