1XFH:
reference: Structure of a glutamate transporter homologue from Pyrococcus horikoshii., Yernool D, Boudker O, Jin Y, Gouaux E, Nature 2004 Oct 14;431(7010):811-8. PMID: 15483603

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