protein-coding gene of Escherichia coli str. K-12 substr. MG1655 purK 20140406 511145 945153 Bin Zhao, Yue Liu, Oliver He ECK0515 EcoGene:EG10796 GO_0005737; GO_0006164 JW0511 N5-carboxyaminoimidazole ribonucleotide synthase NCBI-supplied PMID: 1534690; 2404765; 2464576; 2644189; 3021590; 7000760; 7918411; 8117684; 9278503; 10569930; 16397293; 17012394; 17122336; 17187058; 19053251; 19384989 WEB: http://www.ncbi.nlm.nih.gov/gene b0522 protein-coding purE2