4DJA:
reference: Crystal structure of a prokaryotic (6-4) photolyase with an Fe-S cluster and a 6,7-dimethyl-8-ribityllumazine antenna chromophore., Zhang F, Scheerer P, Oberpichler I, Lamparter T, Krauss N, Proc Natl Acad Sci U S A. 2013 Apr 30;110(18):7217-22. doi:, 10.1073/pnas.1302377110. Epub 2013 Apr 15. PMID: 23589886

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