>3fca_A mol:protein length:291 Cysteine synthase MMERLIGSTPIVRLDSIDSRIALKLEKNNPGGSVKDRPALFMILDAEKRGLLKNGIVEP TSGNMGIAIAMIGAKRGHRVILTMPETMSVERRKVLKMLGAELVLTPGELGMKGAVEKA LEISRETGAHMLNQFENPYNVYSHQFTTGPEILKQMDYQIDAFVAGVGTGGTISGVGRV LKGFFGNGVKIVAVEPAKSPVLSGGQPGKHAIQGIGAGFVPKILDRSVIDEVITVEDEE AYEMARYLAKKEGLLVGISSGANVAAALKVAQKLGPDARVVTVAPDHAERYLSIL