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. Author manuscript; available in PMC: 2018 Jun 27.
Published in final edited form as: Mol Biosyst. 2017 Jun 27;13(7):1257–1279. doi: 10.1039/c7mb00151g

Fig. 4.

Fig. 4

X-ray crystal structures of oxidized forms of PTP1B, P-loop residues shown in ball and stick and WPD loop in red. A) Sulfenic acid form (pdb code: 1oet).83 B) Sulfenyl amide form (pdb code: 1oes).83 C) Sulfinic acid form (pdb code: 1oeu).83 D) Sulfonic acid form (pdb code: 1oeo).82