6uj5 is a 2 chain structure with sequence from Saccharomyces cerevisiae S288C. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
↑ Olzhausen J, Schubbe S, Schuller HJ. Genetic analysis of coenzyme A biosynthesis in the yeast Saccharomyces cerevisiae: identification of a conditional mutation in the pantothenate kinase gene CAB1. Curr Genet. 2009 Apr;55(2):163-73. doi: 10.1007/s00294-009-0234-1. Epub 2009 Mar , 6. PMID:19266201 doi:http://dx.doi.org/10.1007/s00294-009-0234-1