Incidental Mutation 'R0890:Polr3b'
ID 83475
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 039053-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0890 (G1)
Quality Score 225
Status Not validated
Chromosome 10
Chromosomal Location 84458156-84563042 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 84550200 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Threonine at position 970 (K970T)
Ref Sequence ENSEMBL: ENSMUSP00000076418 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077175]
AlphaFold P59470
Predicted Effect probably benign
Transcript: ENSMUST00000077175
AA Change: K970T

PolyPhen 2 Score 0.013 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000076418
Gene: ENSMUSG00000034453
AA Change: K970T

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: 99.4%
  • 3x: 98.7%
  • 10x: 97.1%
  • 20x: 94.0%
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: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca15 T C 7: 119,972,936 (GRCm39) S837P probably benign Het
Cdh24 A G 14: 54,870,051 (GRCm39) V240A probably benign Het
Clcn4 T C 7: 7,291,964 (GRCm39) T556A possibly damaging Het
Coa7 G A 4: 108,195,583 (GRCm39) A171T probably damaging Het
Col12a1 A T 9: 79,607,684 (GRCm39) S381R probably damaging Het
Col9a3 C T 2: 180,251,856 (GRCm39) P335L probably benign Het
Dcxr T A 11: 120,617,297 (GRCm39) N82I probably damaging Het
Dhdh T C 7: 45,131,395 (GRCm39) D146G possibly damaging Het
Dhrs13 T A 11: 77,925,176 (GRCm39) L99Q probably null Het
Dnai1 C T 4: 41,604,253 (GRCm39) T220M possibly damaging Het
Gapvd1 T A 2: 34,602,329 (GRCm39) D606V probably damaging Het
Gcn1 T G 5: 115,717,852 (GRCm39) C246G possibly damaging Het
Gdf10 A G 14: 33,654,113 (GRCm39) K207E possibly damaging Het
Gucy2d T C 7: 98,122,472 (GRCm39) V1046A probably benign Het
Itpr3 C A 17: 27,307,985 (GRCm39) Y257* probably null Het
Kifc5b C T 17: 27,141,996 (GRCm39) T158M possibly damaging Het
Klra7 C T 6: 130,195,916 (GRCm39) D251N probably benign Het
Mesp1 T C 7: 79,442,683 (GRCm39) D198G probably benign Het
Mrgprb8 T A 7: 48,038,777 (GRCm39) C149* probably null Het
Nphp4 C A 4: 152,582,677 (GRCm39) L169I possibly damaging Het
Or1j1 T A 2: 36,702,586 (GRCm39) T173S probably benign Het
Or52p2 C A 7: 102,237,408 (GRCm39) E181* probably null Het
Or5h17 T A 16: 58,820,150 (GRCm39) I34K possibly damaging Het
Pcgf5 A T 19: 36,389,544 (GRCm39) H7L probably benign Het
Pomgnt1 A G 4: 116,009,382 (GRCm39) D93G probably benign Het
Rnf213 A G 11: 119,321,312 (GRCm39) K1256E possibly damaging Het
Scn9a T C 2: 66,314,079 (GRCm39) T1869A probably damaging Het
Setdb2 A G 14: 59,656,669 (GRCm39) V232A possibly damaging Het
Sh3d21 T C 4: 126,044,945 (GRCm39) E578G probably damaging Het
Tmem168 A T 6: 13,603,271 (GRCm39) S32T probably damaging Het
Vmn1r38 T G 6: 66,753,514 (GRCm39) I201L probably benign Het
Wfs1 C A 5: 37,132,888 (GRCm39) W130C 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
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
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'- TTTTGGAACATAAGCCAAAAGGCCG -3'
(R):5'- ACACACATTAGGTGTGAACACTGGG -3'

Sequencing Primer
(F):5'- GCCGAGAGAACTGACAGCC -3'
(R):5'- CTCAGATGCAGTTAATGTACGCC -3'
Posted On 2013-11-08