4qi9 is a 3 chain structure with sequence from Yersinia pestis CO92. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
A0A3N4BLI0_YERPE Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.[ARBA:ARBA00025067][PIRNR:PIRNR000194]