COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: CTP synthase;
COMPND   3 CHAIN: D, A, B, C, U, I, M, Q, V, J, N, R, H, E, F, G, W, K, O, S, b, Y, Z, a, X, L, P, T;
COMPND   4 EC: 6.3.4.2;
COMPND   5 ENGINEERED: YES;