PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3512567-9 1986 The same conclusion was reached independently by an investigation of spores of a strain homozygous for the mutation gcn1, which lack the outermost layers of the spore wall and were practically devoid of dityrosine. dityrosine 203-213 Gcn1p Saccharomyces cerevisiae S288C 116-120