>3BM5_1|Chains A, B|Cysteine synthase|Entamoeba histolytica HM-1:IMSS (294381) EQISISSPRKRIYHNILETIGGTPLVELHGVTEHPRIKKGTRILVKLEYFNPMSSVKDRVGFNIVYQAIKDGRLKPGMEIIESTSGNTGIALCQAGAVFGYRVNIAMPSTMSVERQMIMKAFGAELILTEGKKGMPGAIEEVNKMIKENPGKYFVANQFGNPDNTAAHHYTANEIWEDTDGEVDIVVSAVGTSGTVIGVAEKLKEKKKGIKIIAVEPEESAVLEGKAKGPHGIQGIGAGFIPDIYKKEFVDEIIPIKTQDAWKMARAVVKYDGIMCGMSSGAAILAGLKEAEKPENEGKTIVIIVPSCGERYLSTDLYKIKDEGTKIQILDSLLNEHH