SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO05980
Pre Gene Modal
BGIBMGA002892
Annotation
PREDICTED:_DNA_polymerase_eta_isoform_X2_[Bombyx_mori]
Full name
DNA polymerase eta      
Alternative Name
RAD30 homolog A
Xeroderma pigmentosum variant type protein
Location in the cell
Nuclear   Reliability : 2.617
 

Sequence

CDS
ATGGATCAAGACAACAGGGTAGTTGTGTTGATTGATATGGATTGTTTTTATTGTCAAGTTGAAGAGAAACTGAACCCAGAACTGAAAGGAAAACCAATTGCGGTGGTGCAATATAACCCTTGGAAAGGTGGAGGAATAATAGCAGTGAACTATGTTGCGAGGGATTTGGGAGTAACAAGACACATGAGAGGTGATGAGGCCAAAGAGAAATGTCCTAACATTCAGCTGCCTTCAGTTCCTTGTCACAGAGGAAAAGCTGATATATCAAAATATCGAGATGCTGGAAAAGAGGTAGCCAGAGTTTTGCAAAGATTCACAGCTTTGTTAGAAAGAGCTTCAATAGACGAAGCATACCTTGATATTTCAGTGCCAGTGCGCGAAAGACTAAAAACATTAAATATAGGTTCAGTAACTAAAGAAACGTTACCGAATACCTTCGTACTGGGCTACGATTCAATAGAAGAGTTTATGTCTGACGTACTCACGGGTGGTGCAGACTCAATAGATTTTGATTTCGAAGACGCCAAACAGCTGCTGGTAGGTGCTGTCATTGTGAGTGAAATAAGAGCAGCAGTCTATGAAGAAACAGGTTTTCGATGTTCGGCCGGTATAGCTCACAACAAGATCTTGGCGAAGCTGGTGTGCGGCATGAACAAACCCAACAAACAGACAATACTGCCCAAACATTCCATTGATATTCTTTACAGCACGCTGCCAGTGAAAAAGGTTAAACACTTAGGAGGAAAGTTTGGCTCCATGGTATGCACGACACTAAAGATTGCTACAATGGGCGAACTAAAGAAGTTCTCTGTGAAGGAATTGCAGAAGAAGTTTGATGAGAAAAATGGAGCTTGGCTGTACAACGTGGCGCGCGGCATAGACCCGGAGCCGGTTCAGGCCAGGTTTAACCCGAAAAGTATTGGGTGCTGCAAAAATTTTAAAGGCAAATCCGCCCTCGTCGATGTGGACGCGCTCAGGAGATGGCTCAAGGAACTCGCCGACGAAATAGAAAATCGGCTCGATAAAGATGCTCTAGAGAACAGCCGGACGCCGAGACAGATGGTCGCCAGCTACTCCGCGCAGCTCCCGGGAGGCGGGGACTCCGCCGCGTCCAGGTCCTACAACTTTCTGCCTGATGATGACTTAAACGGAGACTTCATGTCCAATAAGGCGTTTGAACTTGTCATGGACGGCTCCGAAGGATACAAACCCAAAGATGTTGAAGACAACAGGAAACTGAAAGCGCCCATAGTTTTTTTGGGAATAAGCGTAGGTAAGTTCGAAGATAATTCTGAAACGAAGAAATCAAAGAAGATCAGGGATTACTTCGAAACTGGAGCTTCTAAGGACATTACGAACAAAGACAATAAAGTATCTTCATTAAAGTCCGAGGAGCTGTGTACGACCGCGCCGCTGGGAACTAACCATTGCAAAGCGAAGACGCTAGAATCGAAAGGAAAAAAAACTGCAGACAAAAGTTACATAATAAATAAATTCTTTAAAGAATCCAACATAAAGACGGAAGCCAATATAATTGAAGAACAAACTGCGCCCTCAGCAGAATATAAGGCGAAATGTGACTCCGTACTAGAGACCAGCTTAGACAGACAAGAATCGTTCTTTGCTAAAATTCTAAACGATAAGTTTAAGGAAAATAGAAATGTACTGAATTCAAAGAGTGACACAGTAATCAAACCGTGCACGCCGGTCTGTGACGTCATCGAGCGTGGCGAAGACAGTGACCAGTCGGATTATTCACGATCGACCATTAACGATGAAATCAATAAAAGTATTGCGCTGTTCGATGAAGATCCTCAGGACGTCCAACGTGTGGCCAGGACTAGGGAATTGCTCAAATCTAATGTTGAAGTAGAAATTGGGACAGCCGGCATTGACGTCGCCGGTCAGTCTGTGAGGGGTGAGGAGAACTACAGTTGTCCTGAATGCGGTAAAGCCGTACCCGTCGGAGATCTAGGAACCCACGCCGACTATCATCTCGCTTTGAACCTAAGAGACGAAGAGAGGCAAACGATTCGACTAGAGCGAGATCAGTTTGAAGCGCGAATTCCTGTTGAAGATAAAAAGAAAAAGAAACCTCCGGACGATATTAATAAAACTGAAAATACAATAGCAAATTTTTTCGTCAAAATCAACGAAAACGTACCGACGGAAACGTGTTCCGAGTGTGGGAGAAAAGTGCAGTTAGATAAGTTTTCCGAACATCTGGACTTCCACGAGGCTCAGAGAATTAGTCGAGAGCTCAACAAGAAGGTTACGGTGAAAATAGGAAGTGGCGAGAAAAGAAAAAGAAAGTCGCCCGTTCATAAATCCAAATTGCCTTGTAAATCTATAACATCATTTTTTAAATAA
Protein
MDQDNRVVVLIDMDCFYCQVEEKLNPELKGKPIAVVQYNPWKGGGIIAVNYVARDLGVTRHMRGDEAKEKCPNIQLPSVPCHRGKADISKYRDAGKEVARVLQRFTALLERASIDEAYLDISVPVRERLKTLNIGSVTKETLPNTFVLGYDSIEEFMSDVLTGGADSIDFDFEDAKQLLVGAVIVSEIRAAVYEETGFRCSAGIAHNKILAKLVCGMNKPNKQTILPKHSIDILYSTLPVKKVKHLGGKFGSMVCTTLKIATMGELKKFSVKELQKKFDEKNGAWLYNVARGIDPEPVQARFNPKSIGCCKNFKGKSALVDVDALRRWLKELADEIENRLDKDALENSRTPRQMVASYSAQLPGGGDSAASRSYNFLPDDDLNGDFMSNKAFELVMDGSEGYKPKDVEDNRKLKAPIVFLGISVGKFEDNSETKKSKKIRDYFETGASKDITNKDNKVSSLKSEELCTTAPLGTNHCKAKTLESKGKKTADKSYIINKFFKESNIKTEANIIEEQTAPSAEYKAKCDSVLETSLDRQESFFAKILNDKFKENRNVLNSKSDTVIKPCTPVCDVIERGEDSDQSDYSRSTINDEINKSIALFDEDPQDVQRVARTRELLKSNVEVEIGTAGIDVAGQSVRGEENYSCPECGKAVPVGDLGTHADYHLALNLRDEERQTIRLERDQFEARIPVEDKKKKKPPDDINKTENTIANFFVKINENVPTETCSECGRKVQLDKFSEHLDFHEAQRISRELNKKVTVKIGSGEKRKRKSPVHKSKLPCKSITSFFK

Summary

Description
DNA polymerase specifically involved in the DNA repair by translesion synthesis (TLS) (PubMed:10385124, PubMed:11743006, PubMed:24449906). Due to low processivity on both damaged and normal DNA, cooperates with the heterotetrameric (REV3L, REV7, POLD2 and POLD3) POLZ complex for complete bypass of DNA lesions. Inserts one or 2 nucleotide(s) opposite the lesion, the primer is further extended by the tetrameric POLZ complex. In the case of 1,2-intrastrand d(GpG)-cisplatin cross-link, inserts dCTP opposite the 3' guanine (PubMed:24449906). Particularly important for the repair of UV-induced pyrimidine dimers (PubMed:10385124, PubMed:11743006). Although inserts the correct base, may cause base transitions and transversions depending upon the context. May play a role in hypermutation at immunoglobulin genes (PubMed:11376341, PubMed:14734526). Forms a Schiff base with 5'-deoxyribose phosphate at abasic sites, but does not have any lyase activity, preventing the release of the 5'-deoxyribose phosphate (5'-dRP) residue. This covalent trapping of the enzyme by the 5'-dRP residue inhibits its DNA synthetic activity during base excision repair, thereby avoiding high incidence of mutagenesis (PubMed:14630940). Targets POLI to replication foci (PubMed:12606586).
Catalytic Activity
a 2'-deoxyribonucleoside 5'-triphosphate + DNA(n) = diphosphate + DNA(n+1)
Subunit
Interacts with REV1 (By similarity). Interacts with monoubiquitinated PCNA, but not unmodified PCNA (PubMed:15149598). Interacts with POLI; this interaction targets POLI to the replication machinery (PubMed:12606586). Interacts with PALB2 and BRCA2; the interactions are direct and are required to sustain the recruitment of POLH at blocked replication forks and to stimulate POLH-dependent DNA synthesis on D loop substrates (PubMed:24485656).
Similarity
Belongs to the DNA polymerase type-Y family.
Keywords
3D-structure   Alternative splicing   Complete proteome   Direct protein sequencing   Disease mutation   DNA damage   DNA repair   DNA replication   DNA synthesis   DNA-binding   DNA-directed DNA polymerase   Isopeptide bond   Magnesium   Metal-binding   Mutator protein   Nucleotidyltransferase   Nucleus   Polymorphism   Reference proteome   Schiff base   Transferase   Ubl conjugation   Xeroderma pigmentosum  
Feature
chain  DNA polymerase eta
splice variant  In isoform 2.
sequence variant  In XPV.
EC Number
2.7.7.7
EMBL
BABH01018975    BABH01018976    ODYU01003953    SOQ43345.1    NWSH01003683    PCG65929.1    + More
AGBW02009199    OWR51403.1    KQ461175    KPJ07977.1    KQ459472    KPJ00150.1    DS231859    EDS39087.1    GFDL01014815    JAV20230.1    ADMH02001070    ETN64190.1    GGFJ01001934    MBW51075.1    GGFJ01001935    MBW51076.1    GGFJ01001936    MBW51077.1    CH940647    EDW70655.1    CH933809    EDW19040.1    CH902618    EDV41275.1    UFQS01002906    UFQT01002906    SSX14864.1    SSX34252.1    JXJN01014255    GBXI01002842    JAD11450.1    CH480826    EDW44436.1    CM000363    CM002912    EDX11461.1    KMZ01133.1    OUUW01000002    SPP76404.1    APGK01019170    KB740092    ENN81485.1    CH916366    EDV97914.1    KB632310    ERL92108.1    UFQT01002888    SSX34221.1    QOIP01000012    RLU16232.1    KK108267    EZA46802.1    CH964095    EDW79041.1    CP012525    ALC44947.1    LBMM01002225    KMQ95112.1    KQ977026    KYN06239.1    AACZ04022883    GABC01008341    GABF01003009    GABD01003355    GABE01010341    GABE01010340    GABE01010339    GABE01010338    NBAG03000221    JAA02997.1    JAA19136.1    JAA29745.1    JAA34398.1    PNI77460.1    AK023893    BAG51237.1    JU335060    AFE78813.1    CH471081    EAX04211.1    AB024313    AF158185    AB038008    AY388614    AL353602    AL355802    BC015742    AQIA01051787    AQIA01051788    AQIA01051789    GAMT01009043    GAMS01000370    GAMR01009104    GAMP01010142    JAB02818.1    JAB22766.1    JAB24828.1    JAB42613.1    JU476064    AFH32868.1   
Pfam
PF00817   IMS        + More
PF11799   IMS_C
PF18439   zf_UBZ
PF00004   AAA
PF17862   AAA_lid_3
Interpro
IPR001126   UmuC        + More
IPR017961   DNA_pol_Y-fam_little_finger       
IPR036775   DNA_pol_Y-fam_lit_finger_sf       
IPR041298   Znf_UBZ       
IPR003593   AAA+_ATPase       
IPR041569   AAA_lid_3       
IPR003959   ATPase_AAA_core       
IPR027417   P-loop_NTPase       
IPR003960   ATPase_AAA_CS       
SUPFAM
SSF100879   SSF100879        + More
SSF52540   SSF52540       
Gene 3D
PDB
6M7V     E-value=1.09267e-97,     Score=913

Ontologies

Topology

Subcellular location
Nucleus   Accumulates at replication forks after DNA damage (PubMed:12606586). After UV irradiation, recruited to DNA damage sites within 1 hour, to a maximum of about 80%; this recruitment may not be not restricted to cells active in DNA replication (PubMed:22801543).   With evidence from 22 publications.
Length:
789
Number of predicted TMHs:
0
Exp number of AAs in TMHs:
0.01265
Exp number, first 60 AAs:
0.01011
Total prob of N-in:
0.00074
outside
1  -  789
 
 

Population Genetic Test Statistics

Pi
6.651871
Theta
16.082222
Tajima's D
-1.548667
CLR
12.824101
CSRT
0.0526973651317434
Interpretation
Uncertain
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