>sp|Q8TX58|QUEE_METKA 7-carboxy-7-deazaguanine synthase OS=Methanopyrus kandleri GN=queE
MGTGGRGRPTPGLNVYEVFLSLQGEGKFVGEPQAFVRFSGCNLRCAYCDEPASRSSRRRA
LIRRVSGEVELELPVPCGPEDVVEVLVELEDLEDTFGTVSLTGGEPLVQPWGALKELIER
LRERGFRVLLETNASLPDRAPLIDELADVVSADVKLPSHGPNMDDFPDRCLRFLERISAE
VYAKVVLVDEECYQHAESALKGLHRLGVEPIYLQPATGSEHDLEDLWELAGLVNADVRVL
PQVHKLVDFIPR