6EWJ:
reference: Structural and functional studies of Spr1654: an essential aminotransferase in teichoic acid biosynthesis in Streptococcus pneumoniae., Han X, Sun R, Sandalova T, Achour A, Open Biol. 2018 Apr;8(4). pii: rsob.170248. doi: 10.1098/rsob.170248. PMID: 29669826

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).