>3tha_B mol:protein length:252 Tryptophan synthase alpha chain SNAMVDFRKFYKENANVAYTVLGYPNLQTSEAFLQRLDQSPIDILELGVAYSDPIADGE IIADAAKIALDQGVDIHSVFELLARIKTKKALVFMVYYNLIFSYGLEKFVKKAKSLGIC ALIVPELSFEESDDLIKECERYNIALITLVSVTTPKERVKKLVKHAKGFIYLLASIGIT GTKSVEEAILQDKVKEIRSFTNLPIFVGFGIQNNQDVKRMRKVADGVIVGTSIVKCFKQ GNLDIIMKDIEEIFKK