Definition Rhodospirillum rubrum ATCC 11170 chromosome, complete genome.
Accession NC_007643
Length 4,352,825

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The map label for this gene is ibpA [H]

Identifier: 83592406

GI number: 83592406

Start: 1260070

End: 1260540

Strand: Reverse

Name: ibpA [H]

Synonym: Rru_A1070

Alternate gene names: 83592406

Gene position: 1260540-1260070 (Counterclockwise)

Preceding gene: 83592407

Following gene: 83592395

Centisome position: 28.96

GC content: 62.42

Gene sequence:

>471_bases
ATGCGTACATTCGACCTTGCCCCCCTGCATCGTTTCGCCATCGGCTTTGACAATGTCAGCCGGCTTCTTGATGCGGCGGC
CCGCCTCGACGATCAGTCGGTGGCCTACCCCCCCTATAACATCGAGAAGACGGGCGAAAGCGCCTATCGCATCACCATGG
CCGTGGCCGGCTTTGGCGAAAGCGATCTGGATGTGGTCGTGCAGGAAAACACCCTGGTGATTTCCGGCAAGCAGGATAAG
GGCGCCGAGCCCGAAGTTGGCCAGTTCCTGCATCGCGGCATCGCCGGCCGGGCTTTTGAACGCAAGTTCGAGCTGGCCGA
CCACATCAAGGTGACCGGCGCGGCCCTGGTGAACGGCCTGCTGCATATCGACCTCGTGCGCGAAGTGCCCGAGGAGAAGC
AGCCGCGCAAGATCGCCATCGCCAGCACCCAGGCCGAAAGCCCGAAGGTGATCGAGAACAAGGCGGCCTAA

Upstream 100 bases:

>100_bases
TGCCTATCAAGGACAGGTCCGCTCCCGGTGGATCGGTCGGGGTTTTAACGCGACCCTCGTGGTGCGTTGCCCCTCATGTC
GCTCATTGGAGGATATGATC

Downstream 100 bases:

>100_bases
AGCGAAAGCGCCGCTCCACAGGCGGCCAAGCCTCAAGAACGATCCCTTGATGTCGGGGATGCGGGTTCGTCACGGACCCG
CATCCCTTTTTATTTGGGCT

Product: heat shock protein Hsp20

Products: NA

Alternate protein names: 16 kDa heat shock protein A [H]

Number of amino acids: Translated: 156; Mature: 156

Protein sequence:

>156_residues
MRTFDLAPLHRFAIGFDNVSRLLDAAARLDDQSVAYPPYNIEKTGESAYRITMAVAGFGESDLDVVVQENTLVISGKQDK
GAEPEVGQFLHRGIAGRAFERKFELADHIKVTGAALVNGLLHIDLVREVPEEKQPRKIAIASTQAESPKVIENKAA

Sequences:

>Translated_156_residues
MRTFDLAPLHRFAIGFDNVSRLLDAAARLDDQSVAYPPYNIEKTGESAYRITMAVAGFGESDLDVVVQENTLVISGKQDK
GAEPEVGQFLHRGIAGRAFERKFELADHIKVTGAALVNGLLHIDLVREVPEEKQPRKIAIASTQAESPKVIENKAA
>Mature_156_residues
MRTFDLAPLHRFAIGFDNVSRLLDAAARLDDQSVAYPPYNIEKTGESAYRITMAVAGFGESDLDVVVQENTLVISGKQDK
GAEPEVGQFLHRGIAGRAFERKFELADHIKVTGAALVNGLLHIDLVREVPEEKQPRKIAIASTQAESPKVIENKAA

Specific function: Associates with aggregated proteins, together with IbpB, to stabilize and protect them from irreversible denaturation and extensive proteolysis during heat shock and oxidative stress. Aggregated proteins bound to the IbpAB complex are more efficiently ref

COG id: COG0071

COG function: function code O; Molecular chaperone (small heat shock protein)

Gene ontology:

Cell location: Cytoplasm [H]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the small heat shock protein (HSP20) family [H]

Homologues:

Organism=Escherichia coli, GI1790122, Length=141, Percent_Identity=52.4822695035461, Blast_Score=139, Evalue=8e-35,
Organism=Escherichia coli, GI87082316, Length=145, Percent_Identity=42.0689655172414, Blast_Score=122, Evalue=1e-29,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR002068
- InterPro:   IPR008978 [H]

Pfam domain/function: PF00011 HSP20 [H]

EC number: NA

Molecular weight: Translated: 17070; Mature: 17070

Theoretical pI: Translated: 5.67; Mature: 5.67

Prosite motif: PS01031 HSP20

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.0 %Cys     (Translated Protein)
1.3 %Met     (Translated Protein)
1.3 %Cys+Met (Translated Protein)
0.0 %Cys     (Mature Protein)
1.3 %Met     (Mature Protein)
1.3 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MRTFDLAPLHRFAIGFDNVSRLLDAAARLDDQSVAYPPYNIEKTGESAYRITMAVAGFGE
CCCCCCCHHHHHHHCHHHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCEEEEEEEEECCCC
SDLDVVVQENTLVISGKQDKGAEPEVGQFLHRGIAGRAFERKFELADHIKVTGAALVNGL
CCCEEEEECCEEEEECCCCCCCCCHHHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHH
LHIDLVREVPEEKQPRKIAIASTQAESPKVIENKAA
HHHHHHHHCCCCCCCCEEEEEECCCCCCCCCCCCCC
>Mature Secondary Structure
MRTFDLAPLHRFAIGFDNVSRLLDAAARLDDQSVAYPPYNIEKTGESAYRITMAVAGFGE
CCCCCCCHHHHHHHCHHHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCEEEEEEEEECCCC
SDLDVVVQENTLVISGKQDKGAEPEVGQFLHRGIAGRAFERKFELADHIKVTGAALVNGL
CCCEEEEECCEEEEECCCCCCCCCHHHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHH
LHIDLVREVPEEKQPRKIAIASTQAESPKVIENKAA
HHHHHHHHCCCCCCCCEEEEEECCCCCCCCCCCCCC

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