>sp|A3MXQ7|RTCA_PYRCJ RNA 3'-terminal phosphate cyclase OS=Pyrobaculum calidifontis GN=rtcA MIRIDGSYGEGGGQILRTAIALSALLGVPVEVFNIRAKRANPGLQPQHLTGVNAAALLTD AELEGAAKGSTRLVFKPKTIKCGGFQIDIGTAGSISLVIQTLTPIALFAPCPVRLSITGG TDVAWAPPIDYMRFVFAPVVGRFGGRVKIEVLRRGHYPKGGGRVEVEVAPVDVLKPVDAV DFGKVLKIRGISHAVNLPAHVAERQARAAAEALAKEGYAADISTEVRNDGLGPGSGVVLW AESDVGNVVGGDALGERGKPAEAVGREAAEKLLTALKSGASVDSHMADMAVVYMALAEGV SRITTPELTLHLQTNMYIVERFLPVKFRVEKLGQRHLIEVNGVGRRR