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The map label for this gene is ibpB

Identifier: 161484721

GI number: 161484721

Start: 4552717

End: 4553181

Strand: Reverse

Name: ibpB

Synonym: y4101

Alternate gene names: 161484721

Gene position: 4553181-4552717 (Counterclockwise)

Preceding gene: 22127971

Following gene: 22127969

Centisome position: 98.97

GC content: 48.82

Gene sequence:

>465_bases
ATGCGTAATTATGATTTGTCACCTTTACTTCGTCAGTGGATTGGCTTTGATAAATTGGCCAGTACAATGCAGGGCGGTCA
GGAGCCACAAGGCTTCCCTCCTTATAACATTGAAAAAACTGACGATAACCACTATCGCATCTCACTGGCGCTAGCCGGGT
TTAAACAGAGCGAATTAGATATTGAAGTCGAAGGCCCACGCCTGACAGTACGTGGTAAGCCAACACCAGTGGAGAAACAG
GTCGAATACCTGCATCAAGGGCTGGTTCGTAAAGAGTTCTCGTTGACCTTTACCTTGGCTGAGCATCTGAACGTTGATAA
TGCCCAGTTTGAAAATGGCCTGCTGCATATTGATTTACTGCGTCAGGTGCCAGAAGCACTGCAACCACAGCGTATTGCCA
TCGGCAGTGCCACACCTCAGGAGCGCCAGGTATTAGAAAGCCCGGAGGCACCTGATCAGCAGTAA

Upstream 100 bases:

>100_bases
TTTAGCCTGCCGTAATCGGGGGCTGACCGGTCACGGACTGTTTATACAACGTTAATCCGTGGCTACCTATTATCTCGCTT
CAAAGAAGGAGTTAACGTAT

Downstream 100 bases:

>100_bases
TGGGTGTTAAGTGACCTTGTGGTTTTGATAAGTTGGTTTAAACGTTAGTTTTTAACGTGTTGTTATGATGACCGGTGCCC
TCTGCCCGGGGTACCGGCAG

Product: heat shock chaperone IbpB

Products: NA

Alternate protein names: 16 kDa heat shock protein B

Number of amino acids: Translated: 154; Mature: 154

Protein sequence:

>154_residues
MRNYDLSPLLRQWIGFDKLASTMQGGQEPQGFPPYNIEKTDDNHYRISLALAGFKQSELDIEVEGPRLTVRGKPTPVEKQ
VEYLHQGLVRKEFSLTFTLAEHLNVDNAQFENGLLHIDLLRQVPEALQPQRIAIGSATPQERQVLESPEAPDQQ

Sequences:

>Translated_154_residues
MRNYDLSPLLRQWIGFDKLASTMQGGQEPQGFPPYNIEKTDDNHYRISLALAGFKQSELDIEVEGPRLTVRGKPTPVEKQ
VEYLHQGLVRKEFSLTFTLAEHLNVDNAQFENGLLHIDLLRQVPEALQPQRIAIGSATPQERQVLESPEAPDQQ
>Mature_154_residues
MRNYDLSPLLRQWIGFDKLASTMQGGQEPQGFPPYNIEKTDDNHYRISLALAGFKQSELDIEVEGPRLTVRGKPTPVEKQ
VEYLHQGLVRKEFSLTFTLAEHLNVDNAQFENGLLHIDLLRQVPEALQPQRIAIGSATPQERQVLESPEAPDQQ

Specific function: Associates with aggregated proteins, together with IbpA, 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

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

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

Homologues:

Organism=Escherichia coli, GI87082316, Length=135, Percent_Identity=62.2222222222222, Blast_Score=184, Evalue=2e-48,
Organism=Escherichia coli, GI1790122, Length=136, Percent_Identity=47.7941176470588, Blast_Score=134, Evalue=2e-33,

Paralogues:

None

Copy number: 686 Molecules/Cell In: Growth Phase, Glucose-minimal MOPS Media. [C]

Swissprot (AC and ID): IBPB_YERP3 (A7FPA7)

Other databases:

- EMBL:   CP000720
- RefSeq:   YP_001403085.1
- ProteinModelPortal:   A7FPA7
- SMR:   A7FPA7
- STRING:   A7FPA7
- GeneID:   5386313
- GenomeReviews:   CP000720_GR
- KEGG:   ypi:YpsIP31758_4142
- eggNOG:   COG0071
- HOGENOM:   HBG748242
- OMA:   SFTLAEH
- ProtClustDB:   PRK11597
- BioCyc:   YPSE349747:YPSIP31758_4142-MONOMER
- GO:   GO:0005737
- HAMAP:   MF_02001
- InterPro:   IPR002068
- InterPro:   IPR008978
- InterPro:   IPR022848

Pfam domain/function: PF00011 HSP20; SSF49764 HSP20_chap

EC number: NA

Molecular weight: Translated: 17489; Mature: 17489

Theoretical pI: Translated: 4.83; Mature: 4.83

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
MRNYDLSPLLRQWIGFDKLASTMQGGQEPQGFPPYNIEKTDDNHYRISLALAGFKQSELD
CCCCCCCHHHHHHCCHHHHHHHHHCCCCCCCCCCCCCCCCCCCCEEEEEEEECCCCCCCE
IEVEGPRLTVRGKPTPVEKQVEYLHQGLVRKEFSLTFTLAEHLNVDNAQFENGLLHIDLL
EEEECCEEEECCCCCCHHHHHHHHHHHHHHHHHHEEEEEHHHCCCCCCHHCCCEEEHHHH
RQVPEALQPQRIAIGSATPQERQVLESPEAPDQQ
HHHHHHCCCCEEEECCCCCHHHHHHCCCCCCCCC
>Mature Secondary Structure
MRNYDLSPLLRQWIGFDKLASTMQGGQEPQGFPPYNIEKTDDNHYRISLALAGFKQSELD
CCCCCCCHHHHHHCCHHHHHHHHHCCCCCCCCCCCCCCCCCCCCEEEEEEEECCCCCCCE
IEVEGPRLTVRGKPTPVEKQVEYLHQGLVRKEFSLTFTLAEHLNVDNAQFENGLLHIDLL
EEEECCEEEECCCCCCHHHHHHHHHHHHHHHHHHEEEEEHHHCCCCCCHHCCCEEEHHHH
RQVPEALQPQRIAIGSATPQERQVLESPEAPDQQ
HHHHHHCCCCEEEECCCCCHHHHHHCCCCCCCCC

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