2ATF:
reference: Structure and mechanism of mouse cysteine dioxygenase., McCoy JG, Bailey LJ, Bitto E, Bingman CA, Aceti DJ, Fox BG, Phillips GN Jr, Proc Natl Acad Sci U S A. 2006 Feb 28;103(9):3084-9. Epub 2006 Feb 21. PMID: 16492780

This OCA Structure page
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