>sp|Q9PIF1|TRPA_CAMJE Tryptophan synthase alpha chain OS=Campylobacter jejuni subsp. jejuni serotype O:2 GN=trpA MVDFRKFYKENANVAYTVLGYPNLQTSEAFLQRLDQSPIDILELGVAYSDPIADGEIIAD AAKIALDQGVDIHSVFELLARIKTKKALVFMVYYNLIFSYGLEKFVKKAKSLGICALIVP ELSFEESDDLIKECERYNIALITLVSVTTPKERVKKLVKHAKGFIYLLASIGITGTKSVE EAILQDKVKEIRSFTNLPIFVGFGIQNNQDVKRMRKVADGVIVGTSIVKCFKQGNLDIIM KDIEEIFKK