4hkm is a 2 chain structure with sequence from Xancp. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
[TRPD_XANCP] Catalyzes the transfer of the phosphoribosyl group of 5-phosphorylribose-1-pyrophosphate (PRPP) to anthranilate to yield N-(5'-phosphoribosyl)-anthranilate (PRA).[HAMAP-Rule:MF_00211]