SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO09355  Validated by peptides from experiments
Pre Gene Modal
BGIBMGA002186
Annotation
thiol_peroxiredoxin_[Bombyx_mori]
Full name
Peroxiredoxin 1      
Alternative Name
Cytosolic thioredoxin peroxidase
Thioredoxin peroxidase
Location in the cell
Cytoplasmic   Reliability : 2.647
 

Sequence

CDS
ATGCCTCTGCAGATGACCAAACCCGCTCCCCAGTTCAAGGCCACGGCCGTCGTCAACGGAGAGTTCAAGGACATTTCTCTGTCTGACTACAAGGGGAAATATGTTGTGCTGTTCTTCTATCCTTTGGACTTCACGTTCGTGTGCCCGACGGAGATCATCGCGTTCTCGGAGAAGGCGGACGAGTTCCGCAAGATCGGCTGCGAGGTGCTCGGCGCCTCCACCGACTCGCACTTCACGCACCTCGCCTGGATCAACACGCCGCGCAAGCAGGGCGGACTCGGTCCCATGAACATCCCTCTGATAAGCGACAAGTCGCACCGCATCTCCCGCGACTACGGAGTGCTGGACGAGGAGACGGGCATCCCCTTCCGAGGACTCTTCATCATCGACGACAAGCAGAACCTCAGGCAGATCACCATCAACGACCTGCCCGTGGGGAGGTCGGTGGAGGAGACCCTGCGGCTGGTGCAGGCGTTCCAGTTCACGGACAAGCACGGCGAGGTGTGCCCCGCCAACTGGAGGCCCGGCGCCAAGACCATCAAGCCCGACACCAAGGCCGCGCAGGAGTACTTCGGCGACGCCAACTAG
Protein
MPLQMTKPAPQFKATAVVNGEFKDISLSDYKGKYVVLFFYPLDFTFVCPTEIIAFSEKADEFRKIGCEVLGASTDSHFTHLAWINTPRKQGGLGPMNIPLISDKSHRISRDYGVLDEETGIPFRGLFIIDDKQNLRQITINDLPVGRSVEETLRLVQAFQFTDKHGEVCPANWRPGAKTIKPDTKAAQEYFGDAN

Summary

Description
Thiol-specific peroxidase that catalyzes the reduction of hydrogen peroxide and organic hydroperoxides to water and alcohols, respectively. Plays a role in cell protection against oxidative stress by detoxifying peroxides and as sensor of hydrogen peroxide-mediated signaling events. Might participate in the signaling cascades of growth factors and tumor necrosis factor-alpha by regulating the intracellular concentrations of H(2)O(2) (By similarity). Reduces an intramolecular disulfide bond in GDPD5 that gates the ability to GDPD5 to drive postmitotic motor neuron differentiation (By similarity).
Catalytic Activity
[protein]-dithiol + a hydroperoxide = [protein]-disulfide + an alcohol + H2O
Subunit
Homodimer; disulfide-linked, upon oxidation. 5 homodimers assemble to form a ring-like decamer (By similarity). Interacts with GDPD5; forms a mixed-disulfide with GDPD5 (By similarity). Interacts with SESN1 and SESN2 (By similarity).
Miscellaneous
The active site is a conserved redox-active cysteine residue, the peroxidatic cysteine (C(P)), which makes the nucleophilic attack on the peroxide substrate. The peroxide oxidizes the C(P)-SH to cysteine sulfenic acid (C(P)-SOH), which then reacts with another cysteine residue, the resolving cysteine (C(R)), to form a disulfide bridge. The disulfide is subsequently reduced by an appropriate electron donor to complete the catalytic cycle. In this typical 2-Cys peroxiredoxin, C(R) is provided by the other dimeric subunit to form an intersubunit disulfide. The disulfide is subsequently reduced by thioredoxin (By similarity). As a reducing substrate, thioredoxin 2 is preferred over thioredoxin 1 (PubMed:11877442).
Similarity
Belongs to the peroxiredoxin family. AhpC/Prx1 subfamily.
Keywords
Antioxidant   Complete proteome   Cytoplasm   Disulfide bond   Oxidoreductase   Peroxidase   Phosphoprotein   Redox-active center   Reference proteome   Ubl conjugation  
Feature
chain  Peroxiredoxin 1
EC Number
1.11.1.15
EMBL
BABH01029814    AY438331    AAR15420.1    KJ995804    AIN39487.1    MF979106    + More
AWA45969.1    MF521978    AVC05622.1    NWSH01005971    PCG63782.1    AGBW02013414    OWR43468.1    EU131680    ABW96360.1    KC685523    KC685524    AHF48621.1    KQ461195    KPJ06809.1    KQ459581    KPI99141.1    AK401334    BAM17956.1    MG992413    AXY94851.1    KQ760761    OAD59133.1    KQ414657    KOC65769.1    KQ434885    KZC10041.1    GL450157    EFN81425.1    FJ895866    FJ895867    ACP44066.1    QOIP01000007    RLU20033.1    KK107152    EZA57227.1    KZ288357    PBC27142.1    JR047795    AEY60511.1    KA645439    AFP60068.1    KQ435897    KOX69212.1    JRES01000755    KNC28658.1    CP012528    ALC49010.1    ALC49013.1    GL440609    EFN65636.1    CH902630    EDV38512.1    CM000366    EDX17815.1    CH480836    EDW49010.1    AE014298    AHN59672.1    AHN59673.1    AHN59674.1    AF167098    AF321615    AF321616    AY070534    BT014630    KK853308    KDR08683.1    HM641254    HM641255    ADT65135.1    MH366217    QBB02026.1    KQ981010    KYN10321.1    AY231665    CM000162    AAR09688.1    EDX01561.1    CH954180    EDV47211.1    KQ976593    KYM79656.1    ADTU01020675    OUUW01000003    SPP78650.1    JX915909    AFZ78684.1    KQ982588    KYQ54117.1    KQ978078    KYM97181.1    CH379063    KRT06147.1    EAL32592.3    CH479204    EDW30675.1    NEVH01013260    PNF29153.1    NNAY01002315    OXU21560.1    GBYB01001115    GBYB01010548    JAG70882.1    JAG80315.1    GALA01000785    JAA94067.1    CH964239    EDW82295.1    GL888394    EGI61696.1    GFDG01001521    JAV17278.1    KRF99593.1    KQ981936    KYN32759.1    CH933812    EDW06090.1    KRG07143.1    JXUM01009055    GAPW01004617    KQ560275    JAC08981.1    KXJ83372.1    AAZX01009307    PYGN01000140    PSN53079.1    LBMM01000362    KMQ99389.1    GBYB01001084    JAG70851.1    GDHF01033829    GDHF01023805    GDHF01007797    JAI18485.1    JAI28509.1    JAI44517.1    GAKP01010201    GAKP01010200    JAC48752.1    FX983166    BAV93784.1    EF103377    ABO26635.1    GANO01001301    JAB58570.1    GAMC01002925    JAC03631.1    CH477292    EAT44541.2    AF323181    AAL37254.1    KC197034    AGU16435.1    EF070579    ABM55645.1    GDAI01000053    JAI17550.1    GBXI01013087    GBXI01010287    JAD01205.1    JAD04005.1    CH940655    EDW66078.1    JX021298    AGG68945.1    HACG01016621    CEK63486.1    GFDG01001542    JAV17257.1    HACG01016620    HACG01016622    CEK63485.1    CEK63487.1    HACG01016623    CEK63488.1    RJVU01037554    ROL46546.1    JF795590    AFG25786.2    GAMD01003255    JAA98335.1    LC049075    BAU79645.1    MF346707    AUT13197.1    GECZ01023546    JAS46223.1    GECU01019261    JAS88445.1    BT048552    BT057679    BT149987    ACI68353.1    ACM09551.1    AGH92591.1    GETE01000212    JAT79209.1    FJ812091    JX133230    MF319750    ACO36036.1    AFR11898.1    ASS34529.1    BT047146    ACI66947.1    KP192122    ALD62538.1   
Pfam
PF10417   1-cysPrx_C        + More
PF00578   AhpC-TSA
Interpro
IPR019479   Peroxiredoxin_C        + More
IPR013766   Thioredoxin_domain       
IPR036249   Thioredoxin-like_sf       
IPR024706   Peroxiredoxin_AhpC-typ       
IPR000866   AhpC/TSA       
SUPFAM
SSF52833   SSF52833       
PDB
4XCS     E-value=1.80199e-84,     Score=792

Ontologies

Topology

Subcellular location
Cytoplasm  
Length:
195
Number of predicted TMHs:
0
Exp number of AAs in TMHs:
4.81683
Exp number, first 60 AAs:
4.81482
Total prob of N-in:
0.11698
outside
1  -  195
 
 

Population Genetic Test Statistics

Pi
348.779899
Theta
200.214408
Tajima's D
2.419239
CLR
0.464569
CSRT
0.936853157342133
Interpretation
Uncertain

Multiple alignment of Orthologues

 
 

Gene Tree

 
 
Peptides ×
Source Sequence Identity Evalue
28556443 IGCEVLGASTDSHFTHLAWINTPR 100.00 3e-13
28556443 IGCEVLGASTDSHFTHLAWINTPR 100.00 3e-13
28556443 IGCEVLGASTDSHFTHLAWINTPR 100.00 3e-13
28556443 HGEVCPANWR 100.00 3e-13
28556443 DYGVLDEETGIPFR 100.00 3e-13
26280517 IVPDAVSHDEFWER 95.83 4e-12
24402669 IVQAFQFTDK 95.83 4e-12
28467696 IVQAFQFTDK 95.83 4e-12
26822097 QITINDIPVGR 100.00 5e-06
26280517 AIYTGSEIAGK 100.00 5e-06
25044914 HGEVCPANWR 100.00 5e-06
27102218 GIFIIDDK 100.00 5e-06
28467696 HGEVCPANWR 100.00 5e-06
28556443 GLFIIDDK 100.00 5e-06
28556443 KQGGLGPMNIPLISDK 100.00 3e-05
28556443 KQGGLGPMNIPLISDK 100.00 3e-05
28556443 IGCEVLGASTDSHFTHLAWINTPR 100.00 3e-05
28556443 IGCEVLGASTDSHFTHLAWINTPR 100.00 3e-05
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 QGGLGPMNIPLISDK 100.00 1e-04
28556443 LVQAFQFTDK 100.00 1e-04
28556443 LVQAFQFTDK 100.00 1e-04
23174119 -.GLFIIDDKQNLR.- 100.00 9e-04
28556443 DYGVLDEETGIPFR 100.00 9e-04
28556443 DISLSDYK 100.00 9e-04
28556443 VTVLDYVTPSPQGTK 100.00 9e-04
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