Incidental Mutation 'R8074:Polr3b'
ID 620425
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 067508-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8074 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 84458156-84563042 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 84549523 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 915 (D915G)
Ref Sequence ENSEMBL: ENSMUSP00000076418 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077175]
AlphaFold P59470
Predicted Effect probably damaging
Transcript: ENSMUST00000077175
AA Change: D915G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000076418
Gene: ENSMUSG00000034453
AA Change: D915G

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 98% (62/63)
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca8b T A 11: 109,829,320 (GRCm39) I1380L probably benign Het
Adcy3 T C 12: 4,184,420 (GRCm39) V32A probably benign Het
Ano3 T A 2: 110,780,577 (GRCm39) probably benign Het
Arhgef12 G A 9: 42,882,399 (GRCm39) R1482* probably null Het
Cd300lg T G 11: 101,932,427 (GRCm39) L4R probably damaging Het
Cfap57 T A 4: 118,426,822 (GRCm39) K1072M possibly damaging Het
Clasp1 G T 1: 118,390,213 (GRCm39) M132I probably benign Het
Clec18a T G 8: 111,798,230 (GRCm39) D489A probably damaging Het
Cngb1 A G 8: 95,978,801 (GRCm39) S551P Het
Efna4 G A 3: 89,242,633 (GRCm39) T87M probably benign Het
Fam229b T C 10: 38,996,255 (GRCm39) R42G probably null Het
Gm17175 C T 14: 51,809,080 (GRCm39) M95I probably damaging Het
Grk4 A G 5: 34,833,482 (GRCm39) E96G probably benign Het
Helb A C 10: 119,925,321 (GRCm39) F1019V probably benign Het
Hsd17b2 T C 8: 118,485,440 (GRCm39) V301A possibly damaging Het
Htr1b A G 9: 81,513,582 (GRCm39) F342L probably benign Het
Idua C A 5: 108,828,441 (GRCm39) A265E possibly damaging Het
Jup T G 11: 100,277,113 (GRCm39) T32P probably damaging Het
Kidins220 A G 12: 25,107,715 (GRCm39) K1632E probably benign Het
Lef1 G A 3: 130,997,954 (GRCm39) probably null Het
Lypla2 A G 4: 135,697,112 (GRCm39) probably null Het
Mall A G 2: 127,571,785 (GRCm39) M1T probably null Het
Mettl25 G T 10: 105,661,941 (GRCm39) A343E probably benign Het
Mpdz T C 4: 81,267,324 (GRCm39) N940S probably benign Het
Nsun4 A T 4: 115,908,631 (GRCm39) V643D possibly damaging Het
Nupr1 A T 7: 126,224,109 (GRCm39) F70Y possibly damaging Het
Or1e17 T A 11: 73,831,213 (GRCm39) V47D possibly damaging Het
Or52b4i A G 7: 102,191,830 (GRCm39) H229R probably benign Het
Or52e8 A T 7: 104,624,934 (GRCm39) I90N probably damaging Het
Or5ac20 A G 16: 59,104,549 (GRCm39) F104L probably benign Het
Or8g32 A T 9: 39,305,242 (GRCm39) I49F probably damaging Het
Or8k3 C G 2: 86,058,473 (GRCm39) V281L possibly damaging Het
Pabpc4 A T 4: 123,180,508 (GRCm39) M77L probably benign Het
Phactr3 A G 2: 177,944,589 (GRCm39) E429G probably damaging Het
Pramel14 A T 4: 143,718,424 (GRCm39) F340I probably benign Het
Prkcg T A 7: 3,372,037 (GRCm39) M501K probably damaging Het
Prkch G A 12: 73,747,041 (GRCm39) A307T possibly damaging Het
Ptprt A G 2: 161,769,581 (GRCm39) V428A possibly damaging Het
Rnf145 C A 11: 44,448,263 (GRCm39) D373E probably damaging Het
Scfd2 G T 5: 74,680,257 (GRCm39) Q299K probably benign Het
Septin2 A G 1: 93,433,283 (GRCm39) D315G probably benign Het
Sf3a1 T A 11: 4,125,435 (GRCm39) Y408* probably null Het
Siglecf A T 7: 43,001,214 (GRCm39) N61Y possibly damaging Het
Sis A T 3: 72,824,531 (GRCm39) I1334K probably damaging Het
Slc38a6 A T 12: 73,391,658 (GRCm39) T307S possibly damaging Het
Spag9 T A 11: 94,002,877 (GRCm39) F1129Y probably damaging Het
Sra1 G A 18: 36,808,064 (GRCm39) A388V possibly damaging Het
Srpk1 T G 17: 28,840,990 (GRCm39) K12T probably damaging Het
Stam2 A T 2: 52,596,438 (GRCm39) I333K probably damaging Het
Tle1 GAA GA 4: 72,057,216 (GRCm39) probably null Het
Tmem121b T C 6: 120,469,869 (GRCm39) K283E possibly damaging Het
Tmem200a T C 10: 25,868,850 (GRCm39) E473G probably damaging Het
Tnxb T A 17: 34,922,955 (GRCm39) S2513T probably benign Het
Ttc16 A T 2: 32,664,135 (GRCm39) probably benign Het
Ttll8 C T 15: 88,799,578 (GRCm39) C621Y probably damaging Het
Ubn2 T A 6: 38,417,475 (GRCm39) M171K probably benign Het
Vmn2r19 T A 6: 123,312,904 (GRCm39) V658D probably damaging Het
Vmn2r6 A T 3: 64,455,064 (GRCm39) probably benign Het
Vwa3a A T 7: 120,398,321 (GRCm39) I941L probably benign Het
Zbtb24 A G 10: 41,327,228 (GRCm39) D38G probably damaging Het
Zfp628 T C 7: 4,923,205 (GRCm39) C476R probably damaging Het
Zfp831 A C 2: 174,486,528 (GRCm39) N401T possibly damaging 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
R4664:Polr3b UTSW 10 84,550,233 (GRCm39) missense probably damaging 1.00
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
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'- CAATGCTTTTCTGCAAGGAGAGTC -3'
(R):5'- TTTATCCGACAGGGTGCCAC -3'

Sequencing Primer
(F):5'- CTGCAAGGAGAGTCATTTTTGAACTG -3'
(R):5'- AGGGTGCCACTCACTGTAAC -3'
Posted On 2020-01-23