sp|Q3INR7|COXX2_NATPD Protoheme IX farnesyltransferase 2 OS=Natronomonas pharaonis (strain ATCC 35678 / DSM 2160 / CIP 103997 / JCM 8858 / NBRC 14720 / NCIMB 2260 / Gabara) OX=348780 GN=ctaB2 PE=3 SV=1