7t6h is a 2 chain structure with sequence from Escherichia coli K-12. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
↑ Bjornberg O, Gruner AC, Roepstorff P, Jensen KF. The activity of Escherichia coli dihydroorotate dehydrogenase is dependent on a conserved loop identified by sequence homology, mutagenesis, and limited proteolysis. Biochemistry. 1999 Mar 9;38(10):2899-908. PMID:10074342 doi:http://dx.doi.org/10.1021/bi982352c