Incidental Mutation 'R4664:Polr3b'
ID 353118
Institutional Source Beutler Lab
Gene Symbol Polr3b
Ensembl Gene ENSMUSG00000034453
Gene Name polymerase (RNA) III (DNA directed) polypeptide B
Synonyms 2700078H01Rik, RPC2, A330032P03Rik
MMRRC Submission 041922-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4664 (G1)
Quality Score 225
Status Validated
Chromosome 10
Chromosomal Location 84458156-84563042 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 84550233 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 981 (Y981C)
Ref Sequence ENSEMBL: ENSMUSP00000076418 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077175]
AlphaFold P59470
Predicted Effect probably damaging
Transcript: ENSMUST00000077175
AA Change: Y981C

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000076418
Gene: ENSMUSG00000034453
AA Change: Y981C

DomainStartEndE-ValueType
Pfam:RNA_pol_Rpb2_1 38 413 2e-55 PFAM
Pfam:RNA_pol_Rpb2_2 185 363 8.4e-29 PFAM
Pfam:RNA_pol_Rpb2_3 438 502 2.6e-22 PFAM
Pfam:RNA_pol_Rpb2_4 539 600 1e-29 PFAM
Pfam:RNA_pol_Rpb2_5 621 661 6.5e-14 PFAM
Pfam:RNA_pol_Rpb2_6 668 1041 5.8e-129 PFAM
Pfam:RNA_pol_Rpb2_7 1043 1129 7.6e-36 PFAM
Meta Mutation Damage Score 0.9452 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.2%
Validation Efficiency 96% (110/115)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the second largest subunit of RNA polymerase III, the polymerase responsible for synthesizing transfer and small ribosomal RNAs in eukaryotes. The largest subunit and the encoded protein form the catalytic center of RNA polymerase III. Mutations in this gene are a cause of hypomyelinating leukodystrophy. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Dec 2011]
Allele List at MGI

All alleles(48) : Targeted, other(2) Gene trapped(46)

Other mutations in this stock
Total: 106 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ano2 A G 6: 125,840,501 (GRCm39) I391V probably benign Het
Apc T A 18: 34,431,647 (GRCm39) L349M probably damaging Het
Atmin A G 8: 117,684,698 (GRCm39) D786G probably damaging Het
Atp8a1 T A 5: 67,919,929 (GRCm39) D379V possibly damaging Het
Aurkb A G 11: 68,939,435 (GRCm39) K173E probably damaging Het
Bak1 T C 17: 27,241,510 (GRCm39) I83V possibly damaging Het
Btbd17 A C 11: 114,684,832 (GRCm39) V69G probably damaging Het
Cacna1a T A 8: 85,328,396 (GRCm39) Y1597* probably null Het
Camk2a C A 18: 61,088,696 (GRCm39) Q167K possibly damaging Het
Capn1 A T 19: 6,061,045 (GRCm39) N253K probably benign Het
Ccer2 A G 7: 28,455,928 (GRCm39) E40G probably benign Het
Cdc42bpa A G 1: 179,972,130 (GRCm39) T527A probably damaging Het
Cdkl2 T C 5: 92,185,124 (GRCm39) D89G probably damaging Het
Cep128 G T 12: 91,263,027 (GRCm39) R291S probably damaging Het
Cert1 T C 13: 96,735,965 (GRCm39) V175A probably benign Het
Chd4 A G 6: 125,078,465 (GRCm39) M203V possibly damaging Het
Chrna4 A G 2: 180,679,286 (GRCm39) S54P probably damaging Het
Cic TGTTGCCCTC T 7: 24,990,099 (GRCm39) probably benign Het
Cntn5 T A 9: 10,144,214 (GRCm39) I152L possibly damaging Het
Cntn6 A G 6: 104,705,245 (GRCm39) E154G probably benign Het
Col16a1 A C 4: 129,955,883 (GRCm39) probably benign Het
Cpvl C T 6: 53,908,918 (GRCm39) E282K probably benign Het
Cyth2 T C 7: 45,460,143 (GRCm39) D183G probably damaging Het
Ddx47 A T 6: 134,989,319 (GRCm39) T48S possibly damaging Het
Dgkk A G X: 6,794,751 (GRCm39) D685G probably benign Het
Dis3l C T 9: 64,238,080 (GRCm39) S29N unknown Het
Dlg5 T C 14: 24,187,249 (GRCm39) H1834R possibly damaging Het
Dnah10 T C 5: 124,905,536 (GRCm39) M4060T possibly damaging Het
Dock3 T A 9: 106,870,743 (GRCm39) N557I possibly damaging Het
Dync2i1 T C 12: 116,219,831 (GRCm39) E37G probably damaging Het
Eprs1 A T 1: 185,105,273 (GRCm39) probably benign Het
Faim2 C A 15: 99,422,581 (GRCm39) probably null Het
Faim2 T G 15: 99,422,582 (GRCm39) S72R probably benign Het
Fanca T C 8: 123,995,711 (GRCm39) T1364A probably damaging Het
Fance T C 17: 28,534,636 (GRCm39) probably benign Het
Farsb A T 1: 78,420,402 (GRCm39) H496Q possibly damaging Het
Fryl C T 5: 73,248,022 (GRCm39) E1032K possibly damaging Het
Galnt14 A T 17: 73,814,808 (GRCm39) probably benign Het
Gba2 A T 4: 43,568,619 (GRCm39) probably benign Het
Gjb4 C A 4: 127,245,571 (GRCm39) K123N probably damaging Het
Gmcl1 G A 6: 86,709,980 (GRCm39) T56I probably benign Het
Gtf2ird1 T A 5: 134,412,756 (GRCm39) E55V probably damaging Het
Gtpbp2 T C 17: 46,472,080 (GRCm39) V5A probably benign Het
Hnrnpr A G 4: 136,044,486 (GRCm39) probably benign Het
Homer3 G A 8: 70,742,793 (GRCm39) probably null Het
Hsd3b3 T C 3: 98,649,532 (GRCm39) S264G probably damaging Het
Ints8 T C 4: 11,227,152 (GRCm39) M574V probably benign Het
Kif4-ps G A 12: 101,115,477 (GRCm39) noncoding transcript Het
Klhl14 A T 18: 21,687,765 (GRCm39) N552K probably benign Het
Klhl40 A G 9: 121,609,799 (GRCm39) E528G probably damaging Het
Lactb2 T C 1: 13,717,624 (GRCm39) E133G probably damaging Het
Lratd2 A T 15: 60,695,478 (GRCm39) D89E probably benign Het
Lrrtm2 T C 18: 35,347,310 (GRCm39) probably null Het
Mab21l2 T A 3: 86,454,811 (GRCm39) Y63F probably benign Het
Mbd1 T A 18: 74,402,597 (GRCm39) I33N possibly damaging Het
Mertk G A 2: 128,643,132 (GRCm39) V844M probably benign Het
Myh11 T C 16: 14,044,448 (GRCm39) T652A possibly damaging Het
Nlrp4a C A 7: 26,148,943 (GRCm39) Y183* probably null Het
Noa1 T A 5: 77,447,600 (GRCm39) T558S probably benign Het
Nol11 A T 11: 107,071,826 (GRCm39) S256T possibly damaging Het
Nr1d1 G T 11: 98,662,086 (GRCm39) R183S possibly damaging Het
Nrg2 G T 18: 36,185,948 (GRCm39) Q264K possibly damaging Het
Nsd3 T A 8: 26,188,894 (GRCm39) F1027I probably damaging Het
Ntrk3 T A 7: 78,110,847 (GRCm39) I285F probably damaging Het
Obox8 T C 7: 14,066,771 (GRCm39) N91S possibly damaging Het
Oga T C 19: 45,760,384 (GRCm39) E258G probably benign Het
Orc5 C T 5: 22,751,520 (GRCm39) S63N probably benign Het
Osbpl6 C T 2: 76,398,552 (GRCm39) T412I probably benign Het
P2ry14 C T 3: 59,022,563 (GRCm39) C308Y probably damaging Het
Pacsin1 T C 17: 27,926,038 (GRCm39) F127L probably damaging Het
Pex11b T C 3: 96,551,151 (GRCm39) L198P possibly damaging Het
Pla2g4e A T 2: 120,001,669 (GRCm39) V660E probably damaging Het
Plxna4 C A 6: 32,493,885 (GRCm39) V244F possibly damaging Het
Popdc2 T A 16: 38,194,649 (GRCm39) S357T probably damaging Het
Prr29 A G 11: 106,267,159 (GRCm39) H58R probably damaging Het
Pyy T A 11: 101,998,178 (GRCm39) M1L possibly damaging Het
Rasd2 T C 8: 75,948,556 (GRCm39) S161P possibly damaging Het
Ryr3 C T 2: 112,826,900 (GRCm39) probably benign Het
Sectm1a G A 11: 120,960,552 (GRCm39) R88C possibly damaging Het
Serpinb13 C T 1: 106,910,574 (GRCm39) S66L probably damaging Het
Siglecf A T 7: 43,005,837 (GRCm39) I465F possibly damaging Het
Sorl1 A T 9: 41,915,347 (GRCm39) M1294K probably damaging Het
Spam1 A T 6: 24,796,661 (GRCm39) H204L probably benign Het
Sspo A T 6: 48,450,468 (GRCm39) N2586Y possibly damaging Het
Tbc1d4 A G 14: 101,700,263 (GRCm39) probably benign Het
Tceanc2 A T 4: 107,022,757 (GRCm39) S77T probably damaging Het
Tedc2 A G 17: 24,439,114 (GRCm39) probably benign Het
Tgm6 A G 2: 129,979,314 (GRCm39) D148G probably benign Het
Tgm6 A T 2: 129,983,128 (GRCm39) Q239L probably benign Het
Thsd7a T A 6: 12,337,313 (GRCm39) T1235S possibly damaging Het
Thsd7a T A 6: 12,504,012 (GRCm39) I381F possibly damaging Het
Tmc4 T C 7: 3,674,270 (GRCm39) probably null Het
Tmem54 A T 4: 129,004,704 (GRCm39) E186D possibly damaging Het
Tpk1 A T 6: 43,588,269 (GRCm39) F32I probably benign Het
Trpc4ap A G 2: 155,514,917 (GRCm39) I97T probably benign Het
Tut7 G A 13: 59,948,413 (GRCm39) T636I possibly damaging Het
Txlnb A G 10: 17,718,942 (GRCm39) E591G probably damaging Het
Tyk2 C T 9: 21,025,503 (GRCm39) A741T probably damaging Het
Ubr4 G A 4: 139,133,829 (GRCm39) E742K possibly damaging Het
Uckl1 A T 2: 181,216,661 (GRCm39) S95T possibly damaging Het
Uevld T A 7: 46,587,734 (GRCm39) D322V probably damaging Het
Ugt1a1 CAGAGAGAGAGAGA CAGAGAGAGAGA 1: 88,139,706 (GRCm39) probably benign Het
Vmn1r238 G T 18: 3,123,300 (GRCm39) T38K probably damaging Het
Vps8 T A 16: 21,262,938 (GRCm39) probably null Het
Wdr83 T C 8: 85,806,680 (GRCm39) probably benign Het
Zfp619 A G 7: 39,183,559 (GRCm39) T51A probably benign Het
Other mutations in Polr3b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00787:Polr3b APN 10 84,512,854 (GRCm39) missense probably benign
IGL00848:Polr3b APN 10 84,516,241 (GRCm39) missense probably damaging 1.00
IGL00901:Polr3b APN 10 84,467,660 (GRCm39) missense possibly damaging 0.94
IGL01313:Polr3b APN 10 84,561,607 (GRCm39) missense probably damaging 1.00
IGL01364:Polr3b APN 10 84,531,533 (GRCm39) missense probably benign 0.00
IGL01731:Polr3b APN 10 84,467,704 (GRCm39) nonsense probably null
IGL03326:Polr3b APN 10 84,503,259 (GRCm39) missense probably benign 0.43
IGL03369:Polr3b APN 10 84,512,816 (GRCm39) missense probably damaging 1.00
etruscan UTSW 10 84,468,402 (GRCm39) missense probably benign 0.00
pennyweight UTSW 10 84,549,496 (GRCm39) missense probably damaging 1.00
pinhead UTSW 10 84,491,855 (GRCm39) missense probably damaging 1.00
G5538:Polr3b UTSW 10 84,467,658 (GRCm39) missense probably benign 0.21
PIT4382001:Polr3b UTSW 10 84,520,049 (GRCm39) missense probably damaging 1.00
R0180:Polr3b UTSW 10 84,458,379 (GRCm39) missense probably benign
R0270:Polr3b UTSW 10 84,554,339 (GRCm39) missense probably benign 0.02
R0541:Polr3b UTSW 10 84,473,928 (GRCm39) missense probably damaging 1.00
R0890:Polr3b UTSW 10 84,550,200 (GRCm39) missense probably benign 0.01
R1302:Polr3b UTSW 10 84,468,350 (GRCm39) missense probably damaging 0.97
R1511:Polr3b UTSW 10 84,516,249 (GRCm39) missense probably benign
R1561:Polr3b UTSW 10 84,470,776 (GRCm39) missense probably damaging 1.00
R1607:Polr3b UTSW 10 84,488,647 (GRCm39) missense probably benign 0.00
R1624:Polr3b UTSW 10 84,515,669 (GRCm39) missense probably damaging 0.98
R1809:Polr3b UTSW 10 84,528,865 (GRCm39) missense probably damaging 1.00
R1830:Polr3b UTSW 10 84,528,786 (GRCm39) nonsense probably null
R2973:Polr3b UTSW 10 84,464,144 (GRCm39) missense probably benign 0.00
R3401:Polr3b UTSW 10 84,535,355 (GRCm39) missense probably damaging 0.96
R3876:Polr3b UTSW 10 84,556,382 (GRCm39) critical splice donor site probably null
R3961:Polr3b UTSW 10 84,520,166 (GRCm39) missense possibly damaging 0.89
R4721:Polr3b UTSW 10 84,491,867 (GRCm39) missense possibly damaging 0.56
R4972:Polr3b UTSW 10 84,473,988 (GRCm39) missense probably damaging 1.00
R5065:Polr3b UTSW 10 84,468,402 (GRCm39) missense probably benign 0.00
R5264:Polr3b UTSW 10 84,503,280 (GRCm39) missense probably benign 0.02
R5302:Polr3b UTSW 10 84,535,264 (GRCm39) missense possibly damaging 0.59
R5795:Polr3b UTSW 10 84,464,116 (GRCm39) missense probably benign
R5795:Polr3b UTSW 10 84,512,875 (GRCm39) missense probably damaging 0.97
R5838:Polr3b UTSW 10 84,510,454 (GRCm39) missense probably benign 0.09
R6419:Polr3b UTSW 10 84,473,975 (GRCm39) missense possibly damaging 0.78
R6568:Polr3b UTSW 10 84,470,767 (GRCm39) missense probably damaging 1.00
R6787:Polr3b UTSW 10 84,464,489 (GRCm39) critical splice acceptor site probably null
R6913:Polr3b UTSW 10 84,549,496 (GRCm39) missense probably damaging 1.00
R7405:Polr3b UTSW 10 84,520,043 (GRCm39) missense probably benign
R7456:Polr3b UTSW 10 84,458,355 (GRCm39) missense probably benign
R7657:Polr3b UTSW 10 84,491,855 (GRCm39) missense probably damaging 1.00
R8074:Polr3b UTSW 10 84,549,523 (GRCm39) missense probably damaging 1.00
R8082:Polr3b UTSW 10 84,491,927 (GRCm39) missense probably damaging 1.00
R8127:Polr3b UTSW 10 84,515,653 (GRCm39) missense probably benign
R8676:Polr3b UTSW 10 84,516,251 (GRCm39) missense probably benign 0.00
R8744:Polr3b UTSW 10 84,464,488 (GRCm39) splice site probably benign
R8797:Polr3b UTSW 10 84,532,879 (GRCm39) nonsense probably null
R8866:Polr3b UTSW 10 84,531,555 (GRCm39) missense probably benign 0.14
R9006:Polr3b UTSW 10 84,467,697 (GRCm39) missense probably benign 0.05
R9397:Polr3b UTSW 10 84,467,653 (GRCm39) missense possibly damaging 0.93
R9509:Polr3b UTSW 10 84,467,650 (GRCm39) missense probably damaging 1.00
X0066:Polr3b UTSW 10 84,549,559 (GRCm39) missense probably damaging 0.97
Z1177:Polr3b UTSW 10 84,550,157 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTGGAACATAAGCCAAAAGGCC -3'
(R):5'- GGCTTCCTAAATGTGGCCTG -3'

Sequencing Primer
(F):5'- CGAGAGAACTGACAGCCCG -3'
(R):5'- TGTCCAAGACAGGATCACACTTC -3'
Posted On 2015-10-08