>sp|Q31AF9|LEU1_PROM9 2-isopropylmalate synthase OS=Prochlorococcus marinus GN=leuA MSKDPGRILIFDTTLRDGEQSPGASLNLEEKLAIAHQLARLGVDVIEAGFPFASPGDFKA VNKISNDVGKENGPIICGLARASKGDIKACYEAVSPAPKKRIHTFIATSDIHLKHKLKKS RKDVLQIVPEMVNYAKTLVEDIEFSCEDASRSDPDFLYEVIQLAISAGATTINIPDTVGF TTPSEFGKLISDINKNVPNIDEAVISVHGHNDLGLAVANFLEAVKNGARQLECTINGIGE RAGNASLEELVMALHVRKSFFNSFFKRNPDSPTPLTAIRTEEITKTSRLVSNLTGMTVQP NKAIVGANAFAHESGIHQDGVLKNRLTYEIIDAKTVGLSDNKISLGKLSGRSAVRARLEE MGYDLSREDLNDAFARFKDLADRKREITDRDLEAIVSEQVQLPEAKFQLCLVQVSCGNAS KPTATITLLNTADNTEDTAVSVGTGPVDAVCEALNKLAKVPNELIEFSVKSVTEGIDALG EVTIRIRRDNKIYSGHSADTDVVVAAANAYVNALNRLVFSEKKNSIHPQFDNLENSNKTF LSNPAN