SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO01800  Validated by peptides from experiments
Pre Gene Modal
BGIBMGA006159
Annotation
inosine_triphosphatase_[Bombyx_mori]
Full name
Inosine triphosphate pyrophosphatase       + More
Nucleotide diphosphatase      
Alternative Name
Non-canonical purine NTP pyrophosphatase
Non-standard purine NTP pyrophosphatase
Nucleoside-triphosphate diphosphatase
Nucleoside-triphosphate pyrophosphatase
Location in the cell
Nuclear   Reliability : 3.092
 

Sequence

CDS
ATGGCAAATAAAACCATTACGTTTGTCACAGGAAATTTAAAAAAACTCGAAGAGTTTCGAGCCATATTAGGAGCAAATTTTCCATTTGAAGTCGTAAGTCACAAATTGGATTTGCCTGAACTACAAGGAGAAATTGATGAAGTGTCAATAAAAAAATGCCAAGAGGCCGCTCGACTCCTTAAGCAGGCTGTAATTGTGGAAGATACGAGTTTATGTTTCAATGCATTATGTGGCCTGCCCGGTCCTTATATTAAATGGTTCCTGGATAAATTGAAGCCGGAAGGACTGCCCAGATTATTGGCTGGATGGGAGGATAAATCTGCTGTAGCCGTCTGCACTTTTGCCTATTGTAGTGGTGAGAAAGATAATGTCATTCTGTTCCAAGGACGAACAAAAGGAATAATCGTAGAACCGAGAGGTACGAGGGATTTTGGATGGGATTGTGTCTTCCAACCAGCAGGTTACAACAAAACATATGCAGAATTACCAAAAACAGAGAAGAATTTAATTTCACACAGATACAAGGCTCTAGAAAAACTAAGAAACTATTTTATAGAAAACACAAACAATTGA
Protein
MANKTITFVTGNLKKLEEFRAILGANFPFEVVSHKLDLPELQGEIDEVSIKKCQEAARLLKQAVIVEDTSLCFNALCGLPGPYIKWFLDKLKPEGLPRLLAGWEDKSAVAVCTFAYCSGEKDNVILFQGRTKGIIVEPRGTRDFGWDCVFQPAGYNKTYAELPKTEKNLISHRYKALEKLRNYFIENTNN

Summary

Description
Pyrophosphatase that hydrolyzes non-canonical purine nucleotides such as inosine triphosphate (ITP), deoxyinosine triphosphate (dITP) or xanthosine 5'-triphosphate (XTP) to their respective monophosphate derivatives. The enzyme does not distinguish between the deoxy- and ribose forms. Probably excludes non-canonical purines from RNA and DNA precursor pools, thus preventing their incorporation into RNA and DNA and avoiding chromosomal lesions.
Pyrophosphatase that hydrolyzes the non-canonical purine nucleotides inosine triphosphate (ITP), deoxyinosine triphosphate (dITP) as well as 2'-deoxy-N-6-hydroxylaminopurine triposphate (dHAPTP) and xanthosine 5'-triphosphate (XTP) to their respective monophosphate derivatives. The enzyme does not distinguish between the deoxy- and ribose forms. Probably excludes non-canonical purines from RNA and DNA precursor pools, thus preventing their incorporation into RNA and DNA and avoiding chromosomal lesions.
Catalytic Activity
a 2'-deoxyribonucleoside 5'-triphosphate + H2O = a 2'-deoxyribonucleoside 5'-phosphate + diphosphate + H(+)
a ribonucleoside 5'-triphosphate + H2O = a ribonucleoside 5'-phosphate + diphosphate + H(+)
Cofactor
Mg(2+)
Subunit
Homodimer.
Similarity
Belongs to the HAM1 NTPase family.
Keywords
Complete proteome   Cytoplasm   Hydrolase   Magnesium   Manganese   Metal-binding   Nucleotide metabolism   Nucleotide-binding   Reference proteome  
Feature
chain  Inosine triphosphate pyrophosphatase
EC Number
3.6.1.9
EMBL
BABH01004806    DQ443427    ABF51516.1    KQ459601    KPI93988.1    GAIX01006740    + More
JAA85820.1    ODYU01006621    SOQ48628.1    JTDY01000232    KOB78148.1    NWSH01000013    PCG80853.1    AGBW02013271    OWR43682.1    CH479189    EDW25335.1    OUUW01000006    SPP81941.1    CH933807    EDW13140.1    CH379061    EAL33009.2    CM000157    EDW88407.1    DS231837    EDS33553.1    CM000361    CM002910    EDX03778.1    KMY88193.1    DS234228    GGFJ01009745    MBW58886.1    CH954177    EDV57805.1    GFDL01009715    JAV25330.1    CH480820    EDW54310.1    AE014134    AY071428    GDAI01000251    JAI17352.1    GGFJ01009822    MBW58963.1    GGFJ01009809    MBW58950.1    GGFM01005887    MBW26638.1    KK107455    QOIP01000010    EZA50486.1    RLU17389.1    ATLV01020706    KE525305    KFB45622.1    CVRI01000054    CRL00552.1    CH940649    EDW64462.1    CH477519    AXCN02000807    AKHW03002184    KYO39803.1    GAMD01000772    JAB00819.1    LBMM01002954    KMQ94141.1    KQ434822    KZC07090.1    CH916372    EDV99352.1    AAAB01008964    APCN01000778    JXUM01144169    KQ569733    KXJ68531.1    GGFK01012971    MBW46292.1    AHAT01000155    KZ288326    PBC27972.1    CH963920    EDW77618.1    CH902620    EDV32196.1    KQ435896    KOX69334.1    KQ981382    KYN42213.1    ADMH02002111    ETN58888.1    KK853129    KDR11000.1    CP012523    ALC39341.1    KQ979054    KYN23195.1    AXCM01000782    GFDG01002621    JAV16178.1    GAMC01002265    JAC04291.1    KQ977279    KYN04191.1    KQ414646    KOC66504.1    KQ976618    KYM79203.1    ADTU01008824    GL764888    EFZ17105.1    GL453780    EFN75538.1    HAEB01016716    HAEC01003771    SBQ63243.1    KQ971342    EFA03919.1    AAWZ02023900    GL888218    EGI64495.1    HADW01006485    HADX01013177    SBP07885.1    HAEI01001390    HAEH01016954    SBR75970.1    HAEF01004650    HAEG01011417    SBR89726.1    DS235811    AGCU01141515    CM004473    OCT82901.1    BC110771    HADZ01001528    SBP65469.1    KQ042254    KKF17002.1    KKF17005.1    DQ214593    EF191956    ACH44491.1    ABQF01040858    HAEA01013418    SBQ41898.1    HAED01005481    HAEE01014345    SBQ91511.1   
Pfam
PF01725   Ham1p_like
Interpro
IPR029001   ITPase-like_fam        + More
IPR027502   ITPase       
IPR002637   Ham1p-like       
SUPFAM
SSF52972   SSF52972       
Gene 3D
PDB
2I5D     E-value=3.98452e-66,     Score=634

Ontologies

Topology

Subcellular location
Cytoplasm  
Length:
190
Number of predicted TMHs:
0
Exp number of AAs in TMHs:
0.0499000000000001
Exp number, first 60 AAs:
0.00052
Total prob of N-in:
0.24967
outside
1  -  190
 
 

Population Genetic Test Statistics

Pi
143.792472
Theta
129.662206
Tajima's D
0.342294
CLR
0.899724
CSRT
0.467276636168192
Interpretation
Uncertain
Peptides ×
Source Sequence Identity Evalue
25044914 DFGSWDNIK 100.00 9e-07
28467696 DFGTPIVVQK 100.00 9e-07
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