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The map label for this gene is lexA

Identifier: 167622201

GI number: 167622201

Start: 310723

End: 311343

Strand: Reverse

Name: lexA

Synonym: Shal_0260

Alternate gene names: 167622201

Gene position: 311343-310723 (Counterclockwise)

Preceding gene: 167622202

Following gene: 167622200

Centisome position: 5.96

GC content: 46.54

Gene sequence:

>621_bases
ATGAGACCACTTACACCGCGCCAAGCTGAAATTTTAGAGCTAATCAAACGTAATATTGCAGACACAGGCATGCCGCCAAC
CCGCGCTGAGATCGCAAGACGTTTGGGTTTTAAATCAGCCAACGCTGCTGAGGAGCATTTAAAAGCCTTAGCCAAGAAAG
GCTGCATTGAAATTATGCCGGGTACGTCTCGCGGTATTAAGTTAACCCAAGAAAACACCGAAGATGCAGATTTAGGTTTA
CCCCTTATCGGCCAAGTTGCCGCAGGTGAACCGATTCTTGCTCAAGAACATGTAGAGCAACACTATAAAGTGGACCCAGC
CATGTTCAAGCCATCAGCAGACTTCTTACTCAGAGTCCGTGGTGACAGTATGAAGAACATTGGCATACTCGAAGGTGACC
TGCTAGCCGTTCATAAGATACAGCAGGCTCGCAACGGCCAAATAGTAGTCGCTCGCGTCGAAGATGATGTTACCGTCAAG
CGTTTCGAGAAGAAAGGCAACAAAGTTTTCTTACATGCAGAGAACGAAGAGTATTCACCAATTGAAGTGGATCTAGCGAA
CCAAAGCTTAAGTATTGAAGGTTTAGCCGTTGGTGTGATCCGTAATGGAGACTGGCAATGA

Upstream 100 bases:

>100_bases
CTGGATCCCACACTTGCAAAACAATATAACTGGTTATTACTTGCACTCGAAAAATTACTGTATATACTGACAGGTACTGT
ATAGAAAGACAGGGTTAACC

Downstream 100 bases:

>100_bases
ACAAACTGATGGGCACTAGCCCTCGCCACCCAGGACTATGGCAAGATATGCCATCGACTAGCATGGTGAGTAGCGCAGGT
AATGAGATCACCACTATGGT

Product: LexA repressor

Products: NA

Alternate protein names: NA

Number of amino acids: Translated: 206; Mature: 206

Protein sequence:

>206_residues
MRPLTPRQAEILELIKRNIADTGMPPTRAEIARRLGFKSANAAEEHLKALAKKGCIEIMPGTSRGIKLTQENTEDADLGL
PLIGQVAAGEPILAQEHVEQHYKVDPAMFKPSADFLLRVRGDSMKNIGILEGDLLAVHKIQQARNGQIVVARVEDDVTVK
RFEKKGNKVFLHAENEEYSPIEVDLANQSLSIEGLAVGVIRNGDWQ

Sequences:

>Translated_206_residues
MRPLTPRQAEILELIKRNIADTGMPPTRAEIARRLGFKSANAAEEHLKALAKKGCIEIMPGTSRGIKLTQENTEDADLGL
PLIGQVAAGEPILAQEHVEQHYKVDPAMFKPSADFLLRVRGDSMKNIGILEGDLLAVHKIQQARNGQIVVARVEDDVTVK
RFEKKGNKVFLHAENEEYSPIEVDLANQSLSIEGLAVGVIRNGDWQ
>Mature_206_residues
MRPLTPRQAEILELIKRNIADTGMPPTRAEIARRLGFKSANAAEEHLKALAKKGCIEIMPGTSRGIKLTQENTEDADLGL
PLIGQVAAGEPILAQEHVEQHYKVDPAMFKPSADFLLRVRGDSMKNIGILEGDLLAVHKIQQARNGQIVVARVEDDVTVK
RFEKKGNKVFLHAENEEYSPIEVDLANQSLSIEGLAVGVIRNGDWQ

Specific function: Represses a number of genes involved in the response to DNA damage (SOS response), including recA and lexA. In the presence of single-stranded DNA, recA interacts with lexA causing an autocatalytic cleavage which disrupts the DNA-binding part of lexA, lea

COG id: COG1974

COG function: function code KT; SOS-response transcriptional repressors (RecA-mediated autopeptidases)

Gene ontology:

Cell location: Cytoplasm [C]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the peptidase S24 family

Homologues:

Organism=Escherichia coli, GI1790476, Length=205, Percent_Identity=68.780487804878, Blast_Score=293, Evalue=8e-81,
Organism=Escherichia coli, GI1787431, Length=124, Percent_Identity=33.8709677419355, Blast_Score=64, Evalue=8e-12,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): LEXA_SHEHH (B0TNT3)

Other databases:

- EMBL:   CP000931
- RefSeq:   YP_001672495.1
- ProteinModelPortal:   B0TNT3
- SMR:   B0TNT3
- MEROPS:   S24.001
- GeneID:   5906899
- GenomeReviews:   CP000931_GR
- KEGG:   shl:Shal_0260
- HOGENOM:   HBG679610
- OMA:   IAENPDF
- ProtClustDB:   PRK00215
- BioCyc:   SHAL458817:SHAL_0260-MONOMER
- GO:   GO:0006508
- GO:   GO:0006350
- HAMAP:   MF_00015
- InterPro:   IPR006199
- InterPro:   IPR006200
- InterPro:   IPR006197
- InterPro:   IPR019759
- InterPro:   IPR015927
- InterPro:   IPR011056
- InterPro:   IPR011991
- Gene3D:   G3DSA:2.10.109.10
- Gene3D:   G3DSA:1.10.10.10
- PRINTS:   PR00726
- TIGRFAMs:   TIGR00498

Pfam domain/function: PF01726 LexA_DNA_bind; PF00717 Peptidase_S24; SSF51306 Pept_S24_S26_C

EC number: =3.4.21.88

Molecular weight: Translated: 22719; Mature: 22719

Theoretical pI: Translated: 6.37; Mature: 6.37

Prosite motif: NA

Important sites: ACT_SITE 123-123 ACT_SITE 160-160

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.5 %Cys     (Translated Protein)
2.4 %Met     (Translated Protein)
2.9 %Cys+Met (Translated Protein)
0.5 %Cys     (Mature Protein)
2.4 %Met     (Mature Protein)
2.9 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MRPLTPRQAEILELIKRNIADTGMPPTRAEIARRLGFKSANAAEEHLKALAKKGCIEIMP
CCCCCCCHHHHHHHHHHHHHCCCCCCCHHHHHHHHCCCCCCHHHHHHHHHHHCCCEEECC
GTSRGIKLTQENTEDADLGLPLIGQVAAGEPILAQEHVEQHYKVDPAMFKPSADFLLRVR
CCCCCEEEECCCCCCCCCCCCCCCHHCCCCCCHHHHHHHHHHCCCHHHCCCCCCEEEEEC
GDSMKNIGILEGDLLAVHKIQQARNGQIVVARVEDDVTVKRFEKKGNKVFLHAENEEYSP
CCCCCCCEEECCCHHHHHHHHHCCCCCEEEEEECCCCHHHHHHCCCCEEEEEECCCCCCC
IEVDLANQSLSIEGLAVGVIRNGDWQ
EEEEECCCEEEECEEEEEEEECCCCC
>Mature Secondary Structure
MRPLTPRQAEILELIKRNIADTGMPPTRAEIARRLGFKSANAAEEHLKALAKKGCIEIMP
CCCCCCCHHHHHHHHHHHHHCCCCCCCHHHHHHHHCCCCCCHHHHHHHHHHHCCCEEECC
GTSRGIKLTQENTEDADLGLPLIGQVAAGEPILAQEHVEQHYKVDPAMFKPSADFLLRVR
CCCCCEEEECCCCCCCCCCCCCCCHHCCCCCCHHHHHHHHHHCCCHHHCCCCCCEEEEEC
GDSMKNIGILEGDLLAVHKIQQARNGQIVVARVEDDVTVKRFEKKGNKVFLHAENEEYSP
CCCCCCCEEECCCHHHHHHHHHCCCCCEEEEEECCCCHHHHHHCCCCEEEEEECCCCCCC
IEVDLANQSLSIEGLAVGVIRNGDWQ
EEEEECCCEEEECEEEEEEEECCCCC

PDB accession: NA

Resolution: NA

Structure class: Alpha Beta

Cofactors: NA

Metal ions: NA

Kcat value (1/min): NA

Specific activity: NA

Km value (mM): NA

Substrates: NA

Specific reaction: NA

General reaction: NA

Inhibitor: NA

Structure determination priority: 10.0

TargetDB status: NA

Availability: NA

References: NA