>1D7A_1|Chains A, B, C, D, E[auth L], F[auth M], G[auth N], H[auth O]|PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE|Escherichia coli (562) GARVAIVMGSKSDWATMQFAAEIFEILNVPHHVEVVSAHRTPDKLFSFAESAEENGYQVIIAGAGGAAHLPGMIAAKTLVPVLGVPVQSAALSGVDSLYSIVQMPRGIPVGTLAIGKAGAANAALLAAQILATHDKELHQRLNDWRKAQTDEVLENPDPRG