>2AU7_1|Chain A|Inorganic pyrophosphatase|Escherichia coli (562) SLLNVPAGKDLPEDIYVVIEIPANADPIKYEIDKESGALFVDQFMSTAMFYPCNYGYINHTLSLDGDPVDVLVPTPYPLQPGSVTRCRPVGVLKMTDEAGEDAKLVAVPHSKLSKEYDHIKDVNDLPELLKAQIAHFFEHYKDLEKGKWVKVEGWENAEAAKAEIVASFERAKNK