Incidental Mutation 'R1561:Polr3b'
ID 170618
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 039600-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1561 (G1)
Quality Score 182
Status Not validated
Chromosome 10
Chromosomal Location 84458156-84563042 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 84470776 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Lysine at position 139 (M139K)
Ref Sequence ENSEMBL: ENSMUSP00000076418 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077175]
AlphaFold P59470
Predicted Effect probably damaging
Transcript: ENSMUST00000077175
AA Change: M139K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000076418
Gene: ENSMUSG00000034453
AA Change: M139K

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000213263
Predicted Effect noncoding transcript
Transcript: ENSMUST00000213543
Predicted Effect probably benign
Transcript: ENSMUST00000215853
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.1%
  • 10x: 95.6%
  • 20x: 89.9%
Validation Efficiency
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: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsbg3 A G 17: 57,184,431 (GRCm39) N69D probably benign Het
Alms1 T A 6: 85,606,034 (GRCm39) Y2561* probably null Het
Ap1g2 T C 14: 55,342,344 (GRCm39) E171G probably damaging Het
Atg7 T C 6: 114,678,133 (GRCm39) V341A possibly damaging Het
Bace1 G T 9: 45,750,492 (GRCm39) R56L probably benign Het
Cd200l1 A G 16: 45,262,875 (GRCm39) V88A possibly damaging Het
Chfr A T 5: 110,306,674 (GRCm39) D472V probably benign Het
Ckap2l G A 2: 129,112,645 (GRCm39) T621I probably benign Het
Cmip A G 8: 118,180,589 (GRCm39) T554A probably benign Het
Crocc C T 4: 140,757,579 (GRCm39) E905K probably damaging Het
D6Ertd527e C G 6: 87,088,506 (GRCm39) T223S unknown Het
Dna2 C T 10: 62,784,966 (GRCm39) R28W probably benign Het
Ecm1 G A 3: 95,643,275 (GRCm39) R342C probably damaging Het
F5 C A 1: 164,014,472 (GRCm39) S581* probably null Het
Fam227a T A 15: 79,520,963 (GRCm39) Y291F possibly damaging Het
Gpr151 A T 18: 42,712,221 (GRCm39) S152R probably benign Het
Gpr158 A T 2: 21,820,505 (GRCm39) probably null Het
Kcna5 T C 6: 126,511,546 (GRCm39) Y194C probably damaging Het
Khsrp A G 17: 57,332,639 (GRCm39) S214P probably benign Het
Mrgprb1 C G 7: 48,096,873 (GRCm39) probably null Het
Mrnip C T 11: 50,067,676 (GRCm39) T30I probably damaging Het
Mtus2 A C 5: 148,013,362 (GRCm39) K52Q probably benign Het
Naca G T 10: 127,876,267 (GRCm39) probably benign Het
Obscn T G 11: 58,926,899 (GRCm39) T5539P probably damaging Het
Or13p3 T A 4: 118,566,751 (GRCm39) I49N probably damaging Het
Or9m1 C T 2: 87,733,505 (GRCm39) V172I probably benign Het
Ovca2 A G 11: 75,068,805 (GRCm39) L198P probably damaging Het
Pdzrn4 T C 15: 92,575,518 (GRCm39) V308A possibly damaging Het
Pkd1l3 A G 8: 110,341,445 (GRCm39) I99M unknown Het
Prkag2 T C 5: 25,076,593 (GRCm39) Y191C probably damaging Het
Prss47 A T 13: 65,194,062 (GRCm39) C278S probably damaging Het
Ptprm T C 17: 67,247,536 (GRCm39) T600A probably damaging Het
Ruvbl1 T C 6: 88,456,136 (GRCm39) V70A probably damaging Het
Sf3a1 T C 11: 4,129,217 (GRCm39) V726A probably benign Het
Sf3b1 C G 1: 55,058,554 (GRCm39) E12Q possibly damaging Het
Slc26a3 A G 12: 31,516,451 (GRCm39) N603S probably benign Het
Slc2a1 A G 4: 118,993,606 (GRCm39) E481G possibly damaging Het
Slc35a5 A C 16: 44,971,884 (GRCm39) S127A possibly damaging Het
Spen C A 4: 141,199,694 (GRCm39) G2978* probably null Het
Srrt T A 5: 137,298,281 (GRCm39) E297V probably benign Het
Srsf4 T A 4: 131,625,006 (GRCm39) D134E probably damaging Het
Tdrd6 G A 17: 43,936,515 (GRCm39) S1511L probably damaging Het
Tmem65 T A 15: 58,694,707 (GRCm39) I91F probably benign Het
Top2b A G 14: 16,398,993 (GRCm38) K538E possibly damaging Het
Trappc8 G A 18: 20,974,680 (GRCm39) R883* probably null Het
Ttc28 G A 5: 111,373,543 (GRCm39) S962N probably damaging Het
Vav3 T C 3: 109,402,154 (GRCm39) probably null Het
Vmn1r42 C T 6: 89,822,363 (GRCm39) G69S probably damaging Het
Zan A T 5: 137,379,100 (GRCm39) Y5333* probably null Het
Zfp994 A C 17: 22,420,206 (GRCm39) F248V 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
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
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'- TAGCTGTGCCATCGTCGTTGTC -3'
(R):5'- CCATGCCAGTAAGCCAGAAGTAAGC -3'

Sequencing Primer
(F):5'- AGCTGTCATCTGTGCCAGAAG -3'
(R):5'- CAGTTTGTCCAGCAAGTCATCAG -3'
Posted On 2014-04-13