5tql is a 2 chain structure with sequence from Thema. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
[HIS6_THEMA] IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisF subunit catalyzes the cyclization activity that produces IGP and AICAR from PRFAR using the ammonia provided by the HisH subunit.[HAMAP-Rule:MF_01013]