PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25178389-7 2014 The need for correct homeostasis of purine nucleotides during the meiotic differentiation was demonstrated by the sporulation defect of the AMP deaminase mutant, amd1, which exhibited hyper-accumulation of ATP accompanied by depletion of guanosine nucleotides. guanosine nucleotides 238-259 AMP deaminase Saccharomyces cerevisiae S288C 162-166