>1XQI_1|Chains A, B, C|Nucleoside diphosphate kinase|Pyrobaculum aerophilum (13773) MHAINIAFFDLIMPVEKTLLILKPDAVARGLVDEIISRFKKAGLKIVALKMVKASPEEIERFYPSSEEWLQSAGQKLLKAYQELGIDPRAKIGTDDPVEVGRIIKRNLVKYMTSGPNVVMVLKGNRAVEIVRKLVGPTSPHSAPPGTIRGDYSIDSPDLAAEEGRVVFNLVHASDSPSEAEREIRFWFREEEVLE