>8WXK_1|Chains A, B, C, D|UDP-glucose 4-epimerase|Nostoc sp. PCC 7120 = FACHB-418 (103690) MSPGKPSILVTGGAGYIGSHTVLALKQAGYDVVILDNLVYGHRDLVEKVLQVELVVGDTGDRPLLDELFKSRHFDAVMHFSAYAYVGESVSDPAKYYRNNVLGTLTLLEAMLAASINKFVFSSTCATYGVPKTVPIPEDHPQNPINPYGATKLMVERILADFDVAYGLKSVRFRYFNAAGANPDGLLGEDHNPETHLIPLVLLTALGKRKFISIFGTDYPTPDGTCIRDYIHVNDLADAHVLGLKYLLKGGDSEVFNLGNGQGFSVREVIAAGEQVTGLPITVEECDRRPGDPPSLIGSGEKARKILGWQPQYSSIKDIVSHAWQWHQKRHQ