>sp|Q01998|TRPB_LACLA Tryptophan synthase beta chain OS=Lactococcus lactis subsp. lactis GN=trpB MTYNQPNNKGFYGQFGGQFVPETLMTAVKQLEEAYVDSKKDPLFQAELKELLKDYVGREN PLYYAKRLTEYAGGAKIYLKREDLNHTGAHKINNALGQVLLAKKMGKNKVIAETGAGQHG VASATAAALFGMECTIYMGEEDVKRQSLNVFRMELLGAKVHSVTDGSRVLKDAVNAALRA WVAQVEDTHYVMGSVLGPHPFPQIVRDYQAVIGQEARAQFLEKENKLPDALVACVGGGSN SMGLFYPFVNDESVAMYGVEAAGLGIDTPHHAATITKGRPGVLHGTLMDVLQDENGQMLE AFSISAGLDYPGIGPEHSYFNAVGRAKYVDITDEEALEGFKILSRTEGIIPALESSHAIA YAVKLAKELGADKSMIVCLSGRGDKDVVQVKERLEAEKEVKK