>tr|A0A1Y3E346|A0A1Y3E346_HELPX Tryptophan synthase alpha chain OS=Helicobacter pylori SS1 GN=trpA MRYQNMFETLKKHEKMAFIPFVTLGDPNYELSFEIIKTLIISGVSALELGLAFSDPVADG ITIQASHLRALKHASMAKNFQLLKKIRDYNHNIPIGLLAYANLIFSYGVDGFYAQAKECG IDSVLIADMPLIEKELVIKSAQKHQIKQIFIASPNASSKDLEQVATHSQGYIYALARSGV TGASRILENDSSAIIKTLKAFSPTPALLGFGISKKEHITNAKGMGADGVICGSALVKIIE ENLNNENAMLEKIKGFIGGMIF