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virulence, detoxification, adaptation
information pathways
cell wall and cell processes
stable RNAs
insertion seqs and phages
PE/PPE
intermediary metabolism and respiration
unknown
regulatory proteins
conserved hypotheticals
lipid metabolism
pseudogenes
General annotation
TypeCDS
FunctionProbably involved in glutamate biosynthesis [catalytic activity: 2 L-glutamate + NADP(+) = L-glutamine + 2-oxoglutarate + NADPH].
ProductProbable ferredoxin-dependent glutamate synthase [NADPH] (large subunit) GltB (L-glutamate synthase) (L-glutamate synthetase) (NADH-glutamate synthase) (glutamate synthase (NADH))(NADPH-GOGAT)
CommentsRv3859c, (MTCY01A6.09), len: 1527 aa. Probable gltB, ferredoxin-dependent glutamate synthase large subunit, equivalent to Q9CDD5|GLTB|ML0061 putative ferredoxin-dependent glutamate synthase from Mycobacterium leprae (1527 aa), FASTA scores: opt: 9277, E(): 0, (90.25% identity in 1527 aa overlap). Also highly similar to many e.g. Q9S2Y9|SC3A3.04c from Streptomyces coelicolor (1514 aa), FASTA scores: opt: 5939, E(): 0, (64.3% identity in 1544 aa overlap); Q9Z465|GLTB from Corynebacterium glutamicum (Brevibacterium flavum) (1510 aa), FASTA scores: opt: 5790, E(): 0, (63.25% identity in 1534 aa overlap); P39812|GLTB_BACSU|GLTA from Bacillus subtilis (1520 aa), FASTA scores: opt: 3445, E(): 2.8e-196, (52.25% identity in 1531 aa overlap); etc. Similar to other glutamate synthases.
Functional categoryIntermediary metabolism and respiration
ProteomicsIdentified in the membrane fraction of M. tuberculosis H37Rv using 1D-SDS-PAGE and uLC-MS/MS (See Gu et al., 2003). Identified in the cytosol and cell membrane fraction of M. tuberculosis H37Rv using 2DLC/MS (See Mawuenyega et al., 2005). Identified by mass spectrometry in M. tuberculosis H37Rv-infected guinea pig lungs at 30 and 90 days (See Kruh et al., 2010). Identified by mass spectrometry in the culture filtrate and whole cell lysates of M. tuberculosis H37Rv but not the membrane protein fraction (See de Souza et al., 2011).
MutantNon-essential gene for in vitro growth of H37Rv in a MtbYM rich medium, by Himar1 transposon mutagenesis (see Minato et al. 2019). Essential gene for in vitro growth of H37Rv, by analysis of saturated Himar1 transposon libraries (see DeJesus et al. 2017). Essential gene by Himar1 transposon mutagenesis in H37Rv and CDC1551 strains (see Sassetti et al., 2003 and Lamichhane et al., 2003). Essential gene for in vitro growth of H37Rv, by Himar1 transposon mutagenesis (See Griffin et al., 2011).
Check for mutants available at TARGET website
Coordinates
TypeStartEndOrientation
CDS43314984336081-
Genomic sequence
Feature type Upstream flanking region (bp) Downstream flanking region (bp) Update
       
Protein sequence
>Mycobacterium tuberculosis H37Rv|Rv3859c|gltB
MTPKRVGLYNPAFEHDSCGVAMVVDMHGRRSRDIVDKAITALLNLEHRGAQGAEPRSGDGAGILIQVPDEFLREAVDFELPAPGSYATGIAFLPQSSKDAAAACAAVQKIAEAEGLQVLGWRSVPTDDSSLGALSRDAMPTFRQVFLAGASGMALERRCYVVRKRAEHELGTKGPGQDGPGRETVYFPSLSGQTLVYKGMLTTPQLKAFYLDLQDERLTSALGIVHSRFSTNTFPSWPLAHPFRRIAHNGEINTVTGNENWMRAREALIKTDIFGSAADVEKLFPICTPGASDTARFDEVLELLHLGGRSLAHAVLMMIPEAWERHESMDPARRAFYQYHASLMEPWDGPASMTFTDGTVVGAVLDRNGLRPSRIWVTDDGLVVMASEAGVLDLHPSTVVRRMRLQPGRMFLVDTAQGRIVSDEEIKADLAAEHPYQEWLDNGLVPLDELPEGKDVRMPHHRIVMRQLAFGYTYEELNLLVAPMARLGAEPIGSMGTDTPVAVLSQRPRMLYDYFHQLFAQVTNPPLDAIREEVVTSLQGTTGGERDLLNPDQNSCHQIVLPQPILRNHELAKLVSLDPNDKVNGRPHGLRSKVIRCLYRVSEGGAGLAAALEEVRGAAAAAIADGARIIILSDRESDEEMAPIPSLLAVAGVHHHLVRERTRTQVGLVVESGDAREVHHMAALVGFGAAAINPYLVFESIEDMLDRGVIEGIDRTAALNNYIKAAGKGVLKVMSKMGISTLASYTGAQLFQAVGISEQVLDEYFTGLTCPTGGITLDDIAADVAARHRLAYLDRPDERAHRELEVGGEYQWRREGEYHLFNPETVFKLQHSTRTGQYKIFKEYTRLVDDQSERMASLRGLLKFRTGVRPPVPLDEVEPASEIVKRFSTGAMSYGSISAEAHETLAIAMNRLGARSNCGEGGEDVKRFDRDPNGDWRRSAIKQVASARFGVTSHYLTNCTDLQIKMAQGAKPGEGGQLPGHKVYPWVAEVRHSTPGVGLISPPPHHDIYSIEDLAQLIHDLKNANPSARVHVKLVSENGVGTVAAGVSKAHADVVLISGHDGGTGATPLTSMKHAGAPWELGLAETQQTLLLNGLRDRIVVQVDGQLKTGRDVMIATLLGAEEFGFATAPLVVAGCIMMRVCHLDTCPVGVATQNPLLRERFTGKPEFVENFFMFIAEEVREYLAQLGFRTVNEAVGQAGALDTTLARAHWKAHKLDLAPVLHEPESAFMNQDLYCSSRQDHGLDKALDQQLIVMSREALDSGKPVRFSTTIGNVNRTVGTMLGHELTKAYGGQGLPDGTIDITFDGSAGNSFGAFVPKGITLRVYGDANDYVGKGLSGGRIVVRPSDDAPQDYVAEDNIIGGNVILFGATSGEVYLRGVVGERFAVRNSGAHAVVEGVGDHGCEYMTGGRVVILGRTGRNFAAGMSGGVAYVYDPDGELPANLNSEMVELETLDEDDADWLHGTIQVHVDATDSAVGQRILSDWSGQQRHFVKVMPRDYKRVLQAIALAERDGVDVDKAIMAAAHG