>|Inorganic pyrophosphatase (PPase) from E. coli(PPase) SLLNVPAGKDLPED IYVVIEIPANADPI KYEIDKESGALFVD RFMSTAMF YPCNYGYINHTLSL DGDPVDVLVPTPYP LQPGSVTRCRPVGV LKMTDEAG EDAKLVAVPHSKLS KEYDHIKDVNDLPE LLKAQIAHFFEHYK DLEKGKWV KVEGWENAEAAKAE IVASFERAKNK