2V3B:
reference: Crystal structure of the electron transfer complex rubredoxin rubredoxin reductase of Pseudomonas aeruginosa., Hagelueken G, Wiehlmann L, Adams TM, Kolmar H, Heinz DW, Tummler B, Schubert WD, Proc Natl Acad Sci U S A. 2007 Jul 24;104(30):12276-81. Epub 2007 Jul 16. PMID: 17636129

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