Definition Escherichia coli ED1a chromosome, complete genome.
Accession NC_011745
Length 5,209,548

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The map label for this gene is pepB [H]

Identifier: 218690643

GI number: 218690643

Start: 2917536

End: 2918819

Strand: Reverse

Name: pepB [H]

Synonym: ECED1_2954

Alternate gene names: 218690643

Gene position: 2918819-2917536 (Counterclockwise)

Preceding gene: 218690644

Following gene: 218690642

Centisome position: 56.03

GC content: 56.39

Gene sequence:

>1284_bases
ATGACAGAAGCGATGAAGATTACCCTCTCTCCCCAACCTGCCGACGCACGTTGGGGAGAAAAAGCGACTTACAGCATTAA
TAATGATGGCATTACCCTGCATTTGAACGGGGCAGACGATCTGGGGTTGATCCAGCGTGCGGCGCGCAAGATTGACGGTC
TGGGCATCAAGCATGTTCAGTTAAGCGGTGAAGGCTGGGATGCGGATCGCTGCTGGGCATTCTGGCAAGGTTACAAAGCC
CCGAAAGGCATACGTAAAGTGGAGTGGCCGGATCTGGACGATGCCCAGCGTCAGGAACTGGATAACCGCCTGATGATCAT
CGACTGGGTGCGTGACACCATCAACGCACCGGCAGAAGAGCTGGGGCCATCGCAACTGGCACAGCGTGCTGTTGATCTGA
TCAGCAACGTCGCAGGGGATCGTGTGACTTACCGGATCACCAAAGGCGAAGATCTGCGTGAGCAAGGTTATATGGGGCTG
CACACGGTCGGGCGCGGTTCAGAACGTTCTCCGGTATTGCTGGCGCTGGATTACAACCCAACTGGCGATAAAGAAGCGCC
AGTGTACGCGTGCCTGGTTGGTAAAGGCATCACTTTTGATTCCGGCGGCTACAGCATCAAACAGACTGCGTTTATGGACT
CGATGAAGTCGGACATGGGCGGCGCGGCAACGGTTACCGGGGCGCTGGCATTTGCCATTACGCGCGGACTGAACAAGCGC
GTGAAGCTGTTCCTCTGTTGTGCGGATAACCTGATCAGCGGCAACGCGTTCAAACTGGGCGATATTATTACCTATCGCAA
CGGTAAAAAAGTTGAAGTGATGAACACTGATGCCGAAGGGCGTCTGGTGCTGGCCGATGGCCTGATTGATGCCAGTGCGC
AGAAACCGGAACTGATCATTGATGCGGCGACCCTCACCGGGGCGGCGAAAACCGCGCTGGGTAATGATTATCACGCGCTG
TTCAGTTTTGACGATGCGCTTGCCGGTCGCTTGTTGGCGAGTGCCGCGCAGGAGAATGAACCGTTCTGGCGTCTGCCGCT
GGCGGAGTTCCACCGCAATCAATTGCCGTCTAACTTTGCCGAACTGAACAACACCGGAAGCGCGGCGTATCCGGCAGGCG
CGAGCACAGCGGCGGGCTTCCTGTCGCACTTTGTTGAGAACTATCAGCAAGGCTGGCTGCATATCGACTGCTCGGCGACT
TACCGTAAAGCGCCGGTTGAACAGTGGTCTGCGGGTGCTACGGGACTTGGTGTGCGCACGATTGCTAATCTGTTAACGGC
GTAA

Upstream 100 bases:

>100_bases
CTCGAAGCGATTTTGTTGGTCTGGCTGGACGAAGCCGAGTGAATGAACGGGCTGCCTGGGGGTAGCCCGTTTTGCTGTTA
AACGAATAAGGATAACTAAA

Downstream 100 bases:

>100_bases
ACTAATATGCCGGATGCGGCGTAAACGCCTTATCCGGCCTACAAATTGCGAAAATCCAATAGATTGCGACTCCCTTGTAG
GCCTGATAAGCGTGGCGCAT

Product: aminopeptidase B

Products: NA

Alternate protein names: Aminopeptidase B [H]

Number of amino acids: Translated: 427; Mature: 426

Protein sequence:

>427_residues
MTEAMKITLSPQPADARWGEKATYSINNDGITLHLNGADDLGLIQRAARKIDGLGIKHVQLSGEGWDADRCWAFWQGYKA
PKGIRKVEWPDLDDAQRQELDNRLMIIDWVRDTINAPAEELGPSQLAQRAVDLISNVAGDRVTYRITKGEDLREQGYMGL
HTVGRGSERSPVLLALDYNPTGDKEAPVYACLVGKGITFDSGGYSIKQTAFMDSMKSDMGGAATVTGALAFAITRGLNKR
VKLFLCCADNLISGNAFKLGDIITYRNGKKVEVMNTDAEGRLVLADGLIDASAQKPELIIDAATLTGAAKTALGNDYHAL
FSFDDALAGRLLASAAQENEPFWRLPLAEFHRNQLPSNFAELNNTGSAAYPAGASTAAGFLSHFVENYQQGWLHIDCSAT
YRKAPVEQWSAGATGLGVRTIANLLTA

Sequences:

>Translated_427_residues
MTEAMKITLSPQPADARWGEKATYSINNDGITLHLNGADDLGLIQRAARKIDGLGIKHVQLSGEGWDADRCWAFWQGYKA
PKGIRKVEWPDLDDAQRQELDNRLMIIDWVRDTINAPAEELGPSQLAQRAVDLISNVAGDRVTYRITKGEDLREQGYMGL
HTVGRGSERSPVLLALDYNPTGDKEAPVYACLVGKGITFDSGGYSIKQTAFMDSMKSDMGGAATVTGALAFAITRGLNKR
VKLFLCCADNLISGNAFKLGDIITYRNGKKVEVMNTDAEGRLVLADGLIDASAQKPELIIDAATLTGAAKTALGNDYHAL
FSFDDALAGRLLASAAQENEPFWRLPLAEFHRNQLPSNFAELNNTGSAAYPAGASTAAGFLSHFVENYQQGWLHIDCSAT
YRKAPVEQWSAGATGLGVRTIANLLTA
>Mature_426_residues
TEAMKITLSPQPADARWGEKATYSINNDGITLHLNGADDLGLIQRAARKIDGLGIKHVQLSGEGWDADRCWAFWQGYKAP
KGIRKVEWPDLDDAQRQELDNRLMIIDWVRDTINAPAEELGPSQLAQRAVDLISNVAGDRVTYRITKGEDLREQGYMGLH
TVGRGSERSPVLLALDYNPTGDKEAPVYACLVGKGITFDSGGYSIKQTAFMDSMKSDMGGAATVTGALAFAITRGLNKRV
KLFLCCADNLISGNAFKLGDIITYRNGKKVEVMNTDAEGRLVLADGLIDASAQKPELIIDAATLTGAAKTALGNDYHALF
SFDDALAGRLLASAAQENEPFWRLPLAEFHRNQLPSNFAELNNTGSAAYPAGASTAAGFLSHFVENYQQGWLHIDCSATY
RKAPVEQWSAGATGLGVRTIANLLTA

Specific function: Probably plays an important role in intracellular peptide degradation [H]

COG id: COG0260

COG function: function code E; Leucyl aminopeptidase

Gene ontology:

Cell location: Cytoplasm [H]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the peptidase M17 family [H]

Homologues:

Organism=Homo sapiens, GI41393561, Length=317, Percent_Identity=36.5930599369085, Blast_Score=182, Evalue=7e-46,
Organism=Homo sapiens, GI47155554, Length=289, Percent_Identity=35.6401384083045, Blast_Score=135, Evalue=6e-32,
Organism=Escherichia coli, GI87082123, Length=427, Percent_Identity=98.8290398126464, Blast_Score=868, Evalue=0.0,
Organism=Escherichia coli, GI1790710, Length=315, Percent_Identity=38.4126984126984, Blast_Score=187, Evalue=8e-49,
Organism=Caenorhabditis elegans, GI17556903, Length=327, Percent_Identity=32.7217125382263, Blast_Score=137, Evalue=8e-33,
Organism=Caenorhabditis elegans, GI17565172, Length=207, Percent_Identity=28.9855072463768, Blast_Score=78, Evalue=1e-14,
Organism=Drosophila melanogaster, GI221379063, Length=344, Percent_Identity=31.9767441860465, Blast_Score=158, Evalue=6e-39,
Organism=Drosophila melanogaster, GI221379062, Length=344, Percent_Identity=31.9767441860465, Blast_Score=158, Evalue=6e-39,
Organism=Drosophila melanogaster, GI21357381, Length=344, Percent_Identity=31.9767441860465, Blast_Score=158, Evalue=6e-39,
Organism=Drosophila melanogaster, GI24662227, Length=322, Percent_Identity=29.1925465838509, Blast_Score=127, Evalue=2e-29,
Organism=Drosophila melanogaster, GI21355725, Length=289, Percent_Identity=29.757785467128, Blast_Score=125, Evalue=5e-29,
Organism=Drosophila melanogaster, GI24661038, Length=320, Percent_Identity=28.4375, Blast_Score=124, Evalue=1e-28,
Organism=Drosophila melanogaster, GI161077148, Length=344, Percent_Identity=28.7790697674419, Blast_Score=120, Evalue=2e-27,
Organism=Drosophila melanogaster, GI20130057, Length=344, Percent_Identity=28.7790697674419, Blast_Score=120, Evalue=2e-27,
Organism=Drosophila melanogaster, GI20129969, Length=294, Percent_Identity=29.2517006802721, Blast_Score=118, Evalue=8e-27,
Organism=Drosophila melanogaster, GI21355645, Length=292, Percent_Identity=27.3972602739726, Blast_Score=114, Evalue=1e-25,
Organism=Drosophila melanogaster, GI24662223, Length=292, Percent_Identity=27.3972602739726, Blast_Score=114, Evalue=1e-25,
Organism=Drosophila melanogaster, GI20129963, Length=316, Percent_Identity=27.8481012658228, Blast_Score=107, Evalue=2e-23,
Organism=Drosophila melanogaster, GI19922386, Length=311, Percent_Identity=27.6527331189711, Blast_Score=106, Evalue=3e-23,
Organism=Drosophila melanogaster, GI24646701, Length=228, Percent_Identity=30.2631578947368, Blast_Score=75, Evalue=1e-13,
Organism=Drosophila melanogaster, GI24646703, Length=228, Percent_Identity=30.2631578947368, Blast_Score=75, Evalue=1e-13,
Organism=Drosophila melanogaster, GI21358201, Length=228, Percent_Identity=30.2631578947368, Blast_Score=75, Evalue=1e-13,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR008330
- InterPro:   IPR011356
- InterPro:   IPR000819 [H]

Pfam domain/function: PF00883 Peptidase_M17 [H]

EC number: =3.4.11.23 [H]

Molecular weight: Translated: 46228; Mature: 46096

Theoretical pI: Translated: 5.48; Mature: 5.48

Prosite motif: PS00631 CYTOSOL_AP

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.2 %Cys     (Translated Protein)
1.9 %Met     (Translated Protein)
3.0 %Cys+Met (Translated Protein)
1.2 %Cys     (Mature Protein)
1.6 %Met     (Mature Protein)
2.8 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MTEAMKITLSPQPADARWGEKATYSINNDGITLHLNGADDLGLIQRAARKIDGLGIKHVQ
CCCCEEEEECCCCCCCCCCCCEEEEECCCCEEEEECCCCCHHHHHHHHHHHCCCCEEEEE
LSGEGWDADRCWAFWQGYKAPKGIRKVEWPDLDDAQRQELDNRLMIIDWVRDTINAPAEE
ECCCCCCHHHHHHHHCCCCCCCCCCCCCCCCCCHHHHHHHCCCEEEEEEHHHHHCCCHHH
LGPSQLAQRAVDLISNVAGDRVTYRITKGEDLREQGYMGLHTVGRGSERSPVLLALDYNP
CCHHHHHHHHHHHHHHCCCCEEEEEEECCCCHHHCCCCEEEECCCCCCCCCEEEEEECCC
TGDKEAPVYACLVGKGITFDSGGYSIKQTAFMDSMKSDMGGAATVTGALAFAITRGLNKR
CCCCCCCEEEEEECCCEEECCCCCEEHHHHHHHHHHHCCCCHHHHHHHHHHHHHHCCCCE
VKLFLCCADNLISGNAFKLGDIITYRNGKKVEVMNTDAEGRLVLADGLIDASAQKPELII
EEEEEEECCCCCCCCCEEECCEEEECCCCEEEEEECCCCCEEEEECCCCCCCCCCCEEEE
DAATLTGAAKTALGNDYHALFSFDDALAGRLLASAAQENEPFWRLPLAEFHRNQLPSNFA
EEHHHCCHHHHHCCCCEEEEEECCHHHHHHHHHHHHHCCCCEEECCHHHHHHHCCCCHHH
ELNNTGSAAYPAGASTAAGFLSHFVENYQQGWLHIDCSATYRKAPVEQWSAGATGLGVRT
HHCCCCCCCCCCCCHHHHHHHHHHHHHHHCCCEEEEECCCHHCCCHHHHCCCCCCCHHHH
IANLLTA
HHHHHCC
>Mature Secondary Structure 
TEAMKITLSPQPADARWGEKATYSINNDGITLHLNGADDLGLIQRAARKIDGLGIKHVQ
CCCEEEEECCCCCCCCCCCCEEEEECCCCEEEEECCCCCHHHHHHHHHHHCCCCEEEEE
LSGEGWDADRCWAFWQGYKAPKGIRKVEWPDLDDAQRQELDNRLMIIDWVRDTINAPAEE
ECCCCCCHHHHHHHHCCCCCCCCCCCCCCCCCCHHHHHHHCCCEEEEEEHHHHHCCCHHH
LGPSQLAQRAVDLISNVAGDRVTYRITKGEDLREQGYMGLHTVGRGSERSPVLLALDYNP
CCHHHHHHHHHHHHHHCCCCEEEEEEECCCCHHHCCCCEEEECCCCCCCCCEEEEEECCC
TGDKEAPVYACLVGKGITFDSGGYSIKQTAFMDSMKSDMGGAATVTGALAFAITRGLNKR
CCCCCCCEEEEEECCCEEECCCCCEEHHHHHHHHHHHCCCCHHHHHHHHHHHHHHCCCCE
VKLFLCCADNLISGNAFKLGDIITYRNGKKVEVMNTDAEGRLVLADGLIDASAQKPELII
EEEEEEECCCCCCCCCEEECCEEEECCCCEEEEEECCCCCEEEEECCCCCCCCCCCEEEE
DAATLTGAAKTALGNDYHALFSFDDALAGRLLASAAQENEPFWRLPLAEFHRNQLPSNFA
EEHHHCCHHHHHCCCCEEEEEECCHHHHHHHHHHHHHCCCCEEECCHHHHHHHCCCCHHH
ELNNTGSAAYPAGASTAAGFLSHFVENYQQGWLHIDCSATYRKAPVEQWSAGATGLGVRT
HHCCCCCCCCCCCCHHHHHHHHHHHHHHHCCCEEEEECCCHHCCCHHHHCCCCCCCHHHH
IANLLTA
HHHHHCC

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: 9.0

TargetDB status: NA

Availability: NA

References: 11206551; 11258796 [H]