Incidental Mutation 'R8127:Polr3b'
ID 631819
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 067556-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8127 (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 84515653 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Glutamic Acid at position 609 (K609E)
Ref Sequence ENSEMBL: ENSMUSP00000076418 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077175]
AlphaFold P59470
Predicted Effect probably benign
Transcript: ENSMUST00000077175
AA Change: K609E

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000076418
Gene: ENSMUSG00000034453
AA Change: K609E

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: 99.8%
  • 3x: 99.6%
  • 10x: 98.9%
  • 20x: 97.0%
Validation Efficiency 100% (45/45)
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: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700018F24Rik T C 5: 144,980,249 (GRCm39) M66T possibly damaging Het
Acvr1 A T 2: 58,367,638 (GRCm39) N174K probably benign Het
Ago1 A T 4: 126,348,214 (GRCm39) C342S possibly damaging Het
Anapc1 A G 2: 128,474,547 (GRCm39) S1423P probably damaging Het
Antxr2 A T 5: 98,127,876 (GRCm39) C218* probably null Het
Arsa A G 15: 89,359,067 (GRCm39) Y200H probably damaging Het
Atad3a C T 4: 155,838,396 (GRCm39) R207Q probably damaging Het
Carmil3 A G 14: 55,735,701 (GRCm39) D551G probably damaging Het
Cdk9 A G 2: 32,598,009 (GRCm39) I349T probably benign Het
Cmya5 A T 13: 93,231,122 (GRCm39) V1322E probably damaging Het
Col4a3 T A 1: 82,627,481 (GRCm39) I95K unknown Het
Dab2ip T C 2: 35,534,138 (GRCm39) probably benign Het
Dnaaf6rt T C 1: 31,262,201 (GRCm39) F61S probably benign Het
Dok7 A G 5: 35,244,345 (GRCm39) S530G probably benign Het
Dst C T 1: 34,217,310 (GRCm39) T1250M probably damaging Het
Dzank1 A C 2: 144,330,736 (GRCm39) W439G probably damaging Het
Evx1 T A 6: 52,290,902 (GRCm39) S25T possibly damaging Het
Fut10 G A 8: 31,684,999 (GRCm39) probably benign Het
Gatad1 T C 5: 3,693,540 (GRCm39) R210G probably benign Het
Hyal5 C A 6: 24,891,487 (GRCm39) R434S probably benign Het
Lrrc43 C T 5: 123,630,334 (GRCm39) P66S probably damaging Het
Mib1 T A 18: 10,741,031 (GRCm39) I93N probably damaging Het
Mug2 G A 6: 122,052,567 (GRCm39) E1038K probably benign Het
Nsd2 T A 5: 34,042,834 (GRCm39) C1033S probably damaging Het
Or6k4 C T 1: 173,965,155 (GRCm39) P282S probably damaging Het
Or8d4 T A 9: 40,038,360 (GRCm39) H299L probably benign Het
Otogl A T 10: 107,731,613 (GRCm39) F176Y probably damaging Het
Prdm15 T C 16: 97,638,910 (GRCm39) N50S probably benign Het
Rlf G T 4: 121,005,093 (GRCm39) Q1406K possibly damaging Het
Rusc2 T C 4: 43,423,747 (GRCm39) V1023A possibly damaging Het
Scn11a C T 9: 119,633,578 (GRCm39) G385D probably damaging Het
Slc44a1 T C 4: 53,528,714 (GRCm39) S155P probably benign Het
Spam1 T A 6: 24,796,970 (GRCm39) V307D possibly damaging Het
Srgap1 A C 10: 121,691,271 (GRCm39) M321R probably null Het
Stam A G 2: 14,122,284 (GRCm39) I128V probably damaging Het
Sytl2 A G 7: 90,024,798 (GRCm39) D262G possibly damaging Het
Taf2 G A 15: 54,923,384 (GRCm39) R298C probably damaging Het
Tcl1b5 A T 12: 105,146,262 (GRCm39) T112S probably benign Het
Trim33 T C 3: 103,239,043 (GRCm39) S674P possibly damaging Het
Trip12 T C 1: 84,716,463 (GRCm39) N1602S probably damaging Het
Vmn1r44 T C 6: 89,870,845 (GRCm39) I197T probably benign Het
Wdtc1 C T 4: 133,029,693 (GRCm39) probably null Het
Zfp583 G T 7: 6,326,821 (GRCm39) probably null Het
Zfyve16 T A 13: 92,642,185 (GRCm39) I1213F probably 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
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
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'- CACATGATCAGAGAGTGTGGTG -3'
(R):5'- ACTGGCTGCTGGTAAACTTG -3'

Sequencing Primer
(F):5'- GGAGAGAAAAAGACCCTACATTTTC -3'
(R):5'- CTGCTGGTAAACTTGGTAGAGAG -3'
Posted On 2020-06-30