Incidental Mutation 'R6313:Polr1b'
ID 510504
Institutional Source Beutler Lab
Gene Symbol Polr1b
Ensembl Gene ENSMUSG00000027395
Gene Name polymerase (RNA) I polypeptide B
Synonyms Rpo1-2, RPA116, 128kDa, RPA2, D630020H17Rik
MMRRC Submission 044470-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6313 (G1)
Quality Score 225.009
Status Validated
Chromosome 2
Chromosomal Location 128942915-128968514 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 128967366 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Leucine at position 920 (F920L)
Ref Sequence ENSEMBL: ENSMUSP00000099494 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000028874] [ENSMUST00000035481] [ENSMUST00000103205]
AlphaFold P70700
Predicted Effect probably benign
Transcript: ENSMUST00000028874
SMART Domains Protein: ENSMUSP00000028874
Gene: ENSMUSG00000027395

DomainStartEndE-ValueType
Pfam:RNA_pol_Rpb2_1 37 437 4.6e-35 PFAM
Pfam:RNA_pol_Rpb2_2 186 375 8.9e-14 PFAM
Pfam:RNA_pol_Rpb2_3 455 521 1.4e-28 PFAM
Pfam:RNA_pol_Rpa2_4 563 621 3.6e-25 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000035481
SMART Domains Protein: ENSMUSP00000044253
Gene: ENSMUSG00000037938

DomainStartEndE-ValueType
PDB:2LQL|A 1 110 2e-69 PDB
Predicted Effect probably damaging
Transcript: ENSMUST00000103205
AA Change: F920L

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000099494
Gene: ENSMUSG00000027395
AA Change: F920L

DomainStartEndE-ValueType
Pfam:RNA_pol_Rpb2_1 37 423 1.7e-35 PFAM
Pfam:RNA_pol_Rpb2_2 186 375 3.2e-11 PFAM
Pfam:RNA_pol_Rpb2_3 455 520 2.1e-29 PFAM
Pfam:RNA_pol_Rpa2_4 563 621 4.1e-23 PFAM
Pfam:RNA_pol_Rpb2_6 670 1031 9.7e-118 PFAM
Pfam:RNA_pol_Rpb2_7 1033 1135 1.2e-22 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000137881
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144004
Predicted Effect noncoding transcript
Transcript: ENSMUST00000147727
Predicted Effect noncoding transcript
Transcript: ENSMUST00000149118
Meta Mutation Damage Score 0.7497 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.4%
Validation Efficiency 100% (70/70)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Eukaryotic RNA polymerase I (pol I) is responsible for the transcription of ribosomal RNA (rRNA) genes and production of rRNA, the primary component of ribosomes. Pol I is a multisubunit enzyme composed of 6 to 14 polypeptides, depending on the species. Most of the mass of the pol I complex derives from the 2 largest subunits, Rpa1 and Rpa2 in yeast. POLR1B is homologous to Rpa2 (Seither and Grummt, 1996 [PubMed 8921381]).[supplied by OMIM, Mar 2008]
PHENOTYPE: Mice homozygous for a gene trapped allele exhibit embryonic lethality prior to implantation. [provided by MGI curators]
Allele List at MGI

All alleles(18) : Gene trapped(18)

Other mutations in this stock
Total: 69 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca16 T C 7: 120,126,344 (GRCm39) F1167L probably damaging Het
Abraxas2 G A 7: 132,476,694 (GRCm39) A145T probably damaging Het
Acaca C T 11: 84,183,755 (GRCm39) T32I probably benign Het
Adam6a A T 12: 113,508,670 (GRCm39) N348Y possibly damaging Het
Ankdd1a C T 9: 65,415,343 (GRCm39) A227T possibly damaging Het
Arhgef38 T C 3: 132,940,469 (GRCm39) D39G possibly damaging Het
Arid5b T C 10: 67,933,412 (GRCm39) D587G possibly damaging Het
Brwd1 A G 16: 95,809,141 (GRCm39) V1963A probably benign Het
Ccdc136 T A 6: 29,410,204 (GRCm39) L34Q probably damaging Het
Cdh2 T C 18: 16,907,579 (GRCm39) Q53R probably benign Het
Celsr2 G A 3: 108,308,530 (GRCm39) S1799L probably damaging Het
Cenpe A G 3: 134,935,936 (GRCm39) E457G probably benign Het
Cmtm1 A T 8: 105,031,795 (GRCm39) M283K possibly damaging Het
Dcdc5 T C 2: 106,198,516 (GRCm39) noncoding transcript Het
Decr1 T A 4: 15,924,261 (GRCm39) M220L probably benign Het
Dgkg T G 16: 22,338,311 (GRCm39) D592A probably damaging Het
Dkkl1 T C 7: 44,860,862 (GRCm39) Q39R probably benign Het
Dyrk1a T A 16: 94,460,373 (GRCm39) C10S possibly damaging Het
Efcab2 A T 1: 178,308,936 (GRCm39) E146D probably benign Het
Efhc1 T C 1: 21,049,652 (GRCm39) V504A possibly damaging Het
Ermard T G 17: 15,273,467 (GRCm39) probably null Het
Espl1 T C 15: 102,224,247 (GRCm39) V1266A probably benign Het
Fbxw22 A C 9: 109,232,465 (GRCm39) V40G probably damaging Het
Gm3629 A T 14: 17,834,409 (GRCm39) I194N possibly damaging Het
Gnai2 C T 9: 107,497,296 (GRCm39) V33M possibly damaging Het
H2-DMb1 T C 17: 34,376,506 (GRCm39) probably null Het
Hc T C 2: 34,879,851 (GRCm39) probably null Het
Iars1 T C 13: 49,861,921 (GRCm39) S491P probably damaging Het
Knl1 T A 2: 118,899,799 (GRCm39) L500H probably damaging Het
Lamb1 A T 12: 31,319,146 (GRCm39) T102S probably damaging Het
Lrrc7 A G 3: 157,866,373 (GRCm39) S1123P probably damaging Het
Mettl5 C A 2: 69,702,071 (GRCm39) probably null Het
Mmp11 A G 10: 75,759,818 (GRCm39) *4R probably null Het
Myom1 A T 17: 71,389,483 (GRCm39) D911V probably benign Het
Nid1 A G 13: 13,638,367 (GRCm39) T96A probably benign Het
Nlrp4e G T 7: 23,052,597 (GRCm39) V839L probably benign Het
Notch3 A T 17: 32,370,128 (GRCm39) probably null Het
Or8k35 T C 2: 86,424,411 (GRCm39) T254A possibly damaging Het
Pcdh8 T C 14: 80,005,091 (GRCm39) H978R probably benign Het
Pde8b A T 13: 95,178,508 (GRCm39) C537* probably null Het
Polr2f A G 15: 79,035,573 (GRCm39) T87A probably damaging Het
Pon2 T A 6: 5,272,421 (GRCm39) H133L probably damaging Het
Pou2af2 C T 9: 51,201,481 (GRCm39) D192N probably damaging Het
Ptk2b T A 14: 66,416,280 (GRCm39) E205V probably damaging Het
Rb1cc1 T A 1: 6,314,357 (GRCm39) M343K probably benign Het
Rlf G A 4: 121,005,807 (GRCm39) R1058W probably damaging Het
S100z T A 13: 95,615,082 (GRCm39) K28* probably null Het
Scarf1 T A 11: 75,411,141 (GRCm39) N273K probably benign Het
Setd2 A G 9: 110,385,434 (GRCm39) I136M unknown Het
Sfrp2 A G 3: 83,674,291 (GRCm39) D148G probably benign Het
Slc24a4 A G 12: 102,220,769 (GRCm39) E400G probably benign Het
Slc2a9 T G 5: 38,610,464 (GRCm39) I112L probably benign Het
Smc5 A T 19: 23,186,312 (GRCm39) Y972* probably null Het
Sntg1 T C 1: 8,515,248 (GRCm39) probably null Het
Spata31h1 T C 10: 82,129,470 (GRCm39) N1180S probably benign Het
Stag1 A G 9: 100,639,786 (GRCm39) D114G probably damaging Het
Suclg1 T C 6: 73,233,192 (GRCm39) S46P probably damaging Het
Synj1 C T 16: 90,743,703 (GRCm39) A1186T probably benign Het
Tas2r124 A G 6: 132,732,410 (GRCm39) T240A probably benign Het
Tax1bp1 T C 6: 52,721,341 (GRCm39) probably null Het
Tchh C A 3: 93,355,158 (GRCm39) Q1533K unknown Het
Tmprss15 T C 16: 78,759,058 (GRCm39) T887A probably benign Het
Ttn T C 2: 76,536,937 (GRCm39) I34963V probably benign Het
Unc79 G A 12: 103,078,878 (GRCm39) G1485D probably damaging Het
Usp9y G T Y: 1,385,355 (GRCm39) H633N probably benign Homo
Vmn2r99 A T 17: 19,602,867 (GRCm39) N541Y probably damaging Het
Zbtb11 T A 16: 55,810,854 (GRCm39) N337K probably benign Het
Zfp260 T A 7: 29,804,267 (GRCm39) C56S possibly damaging Het
Zfp457 C T 13: 67,440,746 (GRCm39) E610K probably damaging Het
Other mutations in Polr1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00489:Polr1b APN 2 128,967,829 (GRCm39) missense probably damaging 1.00
IGL00559:Polr1b APN 2 128,955,651 (GRCm39) missense probably damaging 1.00
IGL00659:Polr1b APN 2 128,960,020 (GRCm39) critical splice donor site probably null
IGL00672:Polr1b APN 2 128,967,392 (GRCm39) missense probably damaging 1.00
IGL01066:Polr1b APN 2 128,961,072 (GRCm39) missense probably damaging 1.00
IGL01536:Polr1b APN 2 128,967,475 (GRCm39) missense probably benign 0.00
IGL01596:Polr1b APN 2 128,952,046 (GRCm39) missense probably benign 0.38
IGL02156:Polr1b APN 2 128,965,799 (GRCm39) missense probably benign 0.40
IGL02398:Polr1b APN 2 128,944,886 (GRCm39) missense probably benign 0.03
IGL02797:Polr1b APN 2 128,944,899 (GRCm39) missense probably damaging 0.99
IGL02965:Polr1b APN 2 128,967,443 (GRCm39) missense probably benign 0.41
IGL03009:Polr1b APN 2 128,967,988 (GRCm39) missense probably damaging 1.00
IGL03092:Polr1b APN 2 128,965,049 (GRCm39) missense probably damaging 1.00
IGL03129:Polr1b APN 2 128,957,627 (GRCm39) missense probably benign 0.00
IGL03138:Polr1b UTSW 2 128,944,908 (GRCm39) missense probably benign 0.04
PIT4362001:Polr1b UTSW 2 128,951,212 (GRCm39) missense possibly damaging 0.84
R0038:Polr1b UTSW 2 128,957,588 (GRCm39) nonsense probably null
R0038:Polr1b UTSW 2 128,957,588 (GRCm39) nonsense probably null
R0989:Polr1b UTSW 2 128,967,997 (GRCm39) missense probably damaging 0.97
R1508:Polr1b UTSW 2 128,955,654 (GRCm39) missense probably benign 0.24
R1539:Polr1b UTSW 2 128,960,019 (GRCm39) critical splice donor site probably null
R1700:Polr1b UTSW 2 128,965,041 (GRCm39) missense probably damaging 0.99
R1843:Polr1b UTSW 2 128,944,886 (GRCm39) missense probably benign 0.03
R1920:Polr1b UTSW 2 128,943,031 (GRCm39) missense probably benign 0.00
R2414:Polr1b UTSW 2 128,945,054 (GRCm39) splice site probably benign
R3020:Polr1b UTSW 2 128,957,601 (GRCm39) missense probably benign 0.01
R3837:Polr1b UTSW 2 128,961,027 (GRCm39) missense possibly damaging 0.78
R4466:Polr1b UTSW 2 128,965,802 (GRCm39) missense probably benign 0.03
R4773:Polr1b UTSW 2 128,947,248 (GRCm39) missense probably benign 0.29
R4789:Polr1b UTSW 2 128,951,257 (GRCm39) missense probably benign 0.00
R5027:Polr1b UTSW 2 128,965,803 (GRCm39) missense possibly damaging 0.94
R5579:Polr1b UTSW 2 128,952,028 (GRCm39) missense probably damaging 1.00
R5705:Polr1b UTSW 2 128,947,271 (GRCm39) nonsense probably null
R6303:Polr1b UTSW 2 128,957,682 (GRCm39) missense probably damaging 1.00
R6427:Polr1b UTSW 2 128,965,181 (GRCm39) missense probably damaging 0.99
R6677:Polr1b UTSW 2 128,962,131 (GRCm39) intron probably benign
R7033:Polr1b UTSW 2 128,957,562 (GRCm39) missense possibly damaging 0.82
R7163:Polr1b UTSW 2 128,967,931 (GRCm39) missense probably benign 0.44
R7184:Polr1b UTSW 2 128,965,842 (GRCm39) missense possibly damaging 0.94
R7376:Polr1b UTSW 2 128,960,993 (GRCm39) missense probably benign 0.00
R7453:Polr1b UTSW 2 128,967,583 (GRCm39) missense probably damaging 1.00
R7545:Polr1b UTSW 2 128,959,766 (GRCm39) splice site probably null
R7770:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7772:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7774:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7776:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7777:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7814:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7825:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7826:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7827:Polr1b UTSW 2 128,967,464 (GRCm39) missense probably damaging 1.00
R7828:Polr1b UTSW 2 128,947,200 (GRCm39) missense probably damaging 1.00
R7959:Polr1b UTSW 2 128,950,014 (GRCm39) missense probably damaging 1.00
R8082:Polr1b UTSW 2 128,957,652 (GRCm39) missense probably benign 0.18
R8251:Polr1b UTSW 2 128,965,086 (GRCm39) missense probably damaging 1.00
R8696:Polr1b UTSW 2 128,967,571 (GRCm39) missense probably damaging 1.00
R8711:Polr1b UTSW 2 128,943,064 (GRCm39) missense probably damaging 0.99
R8746:Polr1b UTSW 2 128,954,597 (GRCm39) missense possibly damaging 0.70
R8823:Polr1b UTSW 2 128,967,457 (GRCm39) missense probably damaging 1.00
R8872:Polr1b UTSW 2 128,957,613 (GRCm39) missense probably damaging 1.00
R8901:Polr1b UTSW 2 128,967,595 (GRCm39) missense probably damaging 1.00
R8963:Polr1b UTSW 2 128,957,576 (GRCm39) missense probably benign
R9488:Polr1b UTSW 2 128,967,417 (GRCm39) missense probably damaging 1.00
R9499:Polr1b UTSW 2 128,957,684 (GRCm39) nonsense probably null
R9550:Polr1b UTSW 2 128,962,205 (GRCm39) missense unknown
R9551:Polr1b UTSW 2 128,957,684 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- GGGAAGTTCAAGTGTATCTGCATC -3'
(R):5'- ACCAATGAAGATGTCAGCCTCC -3'

Sequencing Primer
(F):5'- TGCATCACAGTCCGCATC -3'
(R):5'- ATACAGTCTCTCGGTGCCGTAG -3'
Posted On 2018-04-02