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The map label for this gene is lexA

Identifier: 182678402

GI number: 182678402

Start: 1631723

End: 1632436

Strand: Direct

Name: lexA

Synonym: Bind_1419

Alternate gene names: 182678402

Gene position: 1631723-1632436 (Clockwise)

Preceding gene: 182678401

Following gene: 182678403

Centisome position: 39.13

GC content: 60.08

Gene sequence:

>714_bases
ATGCTCACCAAGAAGCAGAGCGAATTGCTGCGCTTCATTCATGAACGTCTCAAGGAAACCGGAGTCCCACCGTCCTTTGA
CGAGATGAAAGAGGCCCTGGACCTCCGCTCCAAATCGGGGATTCATCGTTTGGTCATGGCTTTGGAGGAACGCGGCTTCA
TCCGCCGTCTTCCCAATCGCGCGCGCGCCCTTGAAGTGGTGCGTCTGCCCGATGCCGCGACGCCGCCCGTGCCACCCCAC
GGCAGGAAATTCTCGCCCAGCGTCATCGAGGGAGATCTTGGCCGCGTCAGGCCACATACTCCGCATACTGACGACGAGGA
TTCGGAACTTACCACGGTCGCCATCCCCGTCATGGGGCGGATCGCCGCCGGCACGCCGATCAGTGCCTTGCAGCATCGCA
GCCATACGATCGGCCTGCCGATGGATATGCTGCCTGCGGGCGAACATTACGCCCTGGAAGTGCGCGGCGATTCCATGATC
GATGCTGGCATTCTCGATGCCGATACGGTGATCATCCGCCGCCAGGATAATGCGGAAAACGGCGATATCGTCGTCGCCTT
GATCGATGATGAAGAAGCAACCTTGAAACGTCTGCGGCGGCGCGGGGCCTCGATCGCGTTGGAACCCGCCAATTCGGCCT
ATGAGACCCGGATTTTCGGGCCTGATCGTGTGCGTATTCAAGGCAAGCTGGTCAGCCTCATCCGGCGTTATTGA

Upstream 100 bases:

>100_bases
CGGGGGCATATCCGCAAACAGGGTCCGCTTCCAAGCAGTCAGCCTGGGACGTTTGCCGCAATGTCAATCGTTCTTCTCAA
GGGATGAAAGGGCCGGGACG

Downstream 100 bases:

>100_bases
GGCATCCTCGAGCCCAGCGCGGGTTATGCCTCAACGGGAACACTGAGGCTCTAAGCCTTTATAAGTACGCAGCTTTCCAT
AGGCGTCGCGGTTCAGCCCT

Product: LexA repressor

Products: NA

Alternate protein names: NA

Number of amino acids: Translated: 237; Mature: 237

Protein sequence:

>237_residues
MLTKKQSELLRFIHERLKETGVPPSFDEMKEALDLRSKSGIHRLVMALEERGFIRRLPNRARALEVVRLPDAATPPVPPH
GRKFSPSVIEGDLGRVRPHTPHTDDEDSELTTVAIPVMGRIAAGTPISALQHRSHTIGLPMDMLPAGEHYALEVRGDSMI
DAGILDADTVIIRRQDNAENGDIVVALIDDEEATLKRLRRRGASIALEPANSAYETRIFGPDRVRIQGKLVSLIRRY

Sequences:

>Translated_237_residues
MLTKKQSELLRFIHERLKETGVPPSFDEMKEALDLRSKSGIHRLVMALEERGFIRRLPNRARALEVVRLPDAATPPVPPH
GRKFSPSVIEGDLGRVRPHTPHTDDEDSELTTVAIPVMGRIAAGTPISALQHRSHTIGLPMDMLPAGEHYALEVRGDSMI
DAGILDADTVIIRRQDNAENGDIVVALIDDEEATLKRLRRRGASIALEPANSAYETRIFGPDRVRIQGKLVSLIRRY
>Mature_237_residues
MLTKKQSELLRFIHERLKETGVPPSFDEMKEALDLRSKSGIHRLVMALEERGFIRRLPNRARALEVVRLPDAATPPVPPH
GRKFSPSVIEGDLGRVRPHTPHTDDEDSELTTVAIPVMGRIAAGTPISALQHRSHTIGLPMDMLPAGEHYALEVRGDSMI
DAGILDADTVIIRRQDNAENGDIVVALIDDEEATLKRLRRRGASIALEPANSAYETRIFGPDRVRIQGKLVSLIRRY

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=214, Percent_Identity=27.1028037383178, Blast_Score=85, Evalue=4e-18,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): LEXA_BEII9 (B2IKM0)

Other databases:

- EMBL:   CP001016
- RefSeq:   YP_001832548.1
- MEROPS:   S24.001
- GeneID:   6200426
- GenomeReviews:   CP001016_GR
- KEGG:   bid:Bind_1419
- HOGENOM:   HBG679610
- OMA:   LMFIHER
- ProtClustDB:   PRK00215
- 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: 26393; Mature: 26393

Theoretical pI: Translated: 8.00; Mature: 8.00

Prosite motif: NA

Important sites: ACT_SITE 158-158 ACT_SITE 196-196

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.0 %Cys     (Translated Protein)
3.0 %Met     (Translated Protein)
3.0 %Cys+Met (Translated Protein)
0.0 %Cys     (Mature Protein)
3.0 %Met     (Mature Protein)
3.0 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MLTKKQSELLRFIHERLKETGVPPSFDEMKEALDLRSKSGIHRLVMALEERGFIRRLPNR
CCCCHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHCCCHHHHHHHHHHCCHHHHCCCH
ARALEVVRLPDAATPPVPPHGRKFSPSVIEGDLGRVRPHTPHTDDEDSELTTVAIPVMGR
HHEEEEEECCCCCCCCCCCCCCCCCCHHHCCCCCCCCCCCCCCCCCCCCEEEEEECHHHH
IAAGTPISALQHRSHTIGLPMDMLPAGEHYALEVRGDSMIDAGILDADTVIIRRQDNAEN
HCCCCCHHHHHHCCCCCCCCHHHCCCCCEEEEEECCCCEECCCCCCCCEEEEEECCCCCC
GDIVVALIDDEEATLKRLRRRGASIALEPANSAYETRIFGPDRVRIQGKLVSLIRRY
CCEEEEEECCCHHHHHHHHHCCCCEEECCCCCCEEEEEECCCEEEEHHHHHHHHHCC
>Mature Secondary Structure
MLTKKQSELLRFIHERLKETGVPPSFDEMKEALDLRSKSGIHRLVMALEERGFIRRLPNR
CCCCHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHCCCHHHHHHHHHHCCHHHHCCCH
ARALEVVRLPDAATPPVPPHGRKFSPSVIEGDLGRVRPHTPHTDDEDSELTTVAIPVMGR
HHEEEEEECCCCCCCCCCCCCCCCCCHHHCCCCCCCCCCCCCCCCCCCCEEEEEECHHHH
IAAGTPISALQHRSHTIGLPMDMLPAGEHYALEVRGDSMIDAGILDADTVIIRRQDNAEN
HCCCCCHHHHHHCCCCCCCCHHHCCCCCEEEEEECCCCEECCCCCCCCEEEEEECCCCCC
GDIVVALIDDEEATLKRLRRRGASIALEPANSAYETRIFGPDRVRIQGKLVSLIRRY
CCEEEEEECCCHHHHHHHHHCCCCEEECCCCCCEEEEEECCCEEEEHHHHHHHHHCC

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