6QPA_1|Chains A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S[auth T], T[auth U], U[auth V], V[auth W], W[auth Y], X[auth Z]|Sulfur oxygenase/reductase|Halothiobacillus neapolitanus (strain ATCC 23641 / c2) (555778) label=1