6-phosphofructo-2-kinase/fructose-2,6-biphosphatase 3 Synthesis and degradation of fructose 2,6-bisphosphate. Fructose-2,6-bisphosphatase 6PF-2-K/Fru-2,6-P2ase brain-type isozyme 555 RB2K 6-phosphofructo-2-kinase Pfkfb3 MPLELTQSRVQKIWVPVDHRPSLPRSCGPKLTNSPTVIVMVGLPARGKTYISKKLTRYLNWIGVPTKVFNVGEYRREAVKQYSSYNFFRPDNEEAMRVRKQCALAALRDVKSYLTKEGGQIAVFDATNTTRERRHMILHFAKENDFKAFFIESVCDDPTVVASNIMEVKISSPDYKDCNSAEAMDDFMKRINCYEASYQPLDPDKCDRDLSFIKVIDVGRRFLVNRVQDHIQSRIVYYLMNIHVQPRTIYLCRHGENEYNVQGKIGGDSGLSSRGKKFANALSKFVEEQNLKDLRVWTSQLKSTIQTAEALRLPYEQWKALNEIDAGVCEELTYEEIRDTYPEEYALREQDKYYYRYPTGESYQDLVQRLEPVIMELERQENVLVICHQAVLRCLLAYFLDKSAEEMPYLKCPLHTVLKLTPVAYGCRVESIYLNVESVSTHRERSEAVKIQHFASVVRPSSYTELDFLSVESAKQDAKKGPNPLMRRNSVTPLASPEPTKKPRINSFEEHVASTSAALPSCLPPEVPTQLPGQPLLGKACLRTVCHIFSKFSPY F263_RAT