Incidental Mutation 'R6460:Rb1'
ID 517591
Institutional Source Beutler Lab
Gene Symbol Rb1
Ensembl Gene ENSMUSG00000022105
Gene Name RB transcriptional corepressor 1
Synonyms Rb-1, retinoblastoma 1, Rb, pRb
MMRRC Submission 044595-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6460 (G1)
Quality Score 225.009
Status Not validated
Chromosome 14
Chromosomal Location 73430298-73563446 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 73515894 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Arginine at position 294 (I294R)
Ref Sequence ENSEMBL: ENSMUSP00000022701 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022701] [ENSMUST00000164624]
AlphaFold P13405
Predicted Effect probably benign
Transcript: ENSMUST00000022701
AA Change: I294R

PolyPhen 2 Score 0.061 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000022701
Gene: ENSMUSG00000022105
AA Change: I294R

DomainStartEndE-ValueType
low complexity region 2 28 N/A INTRINSIC
low complexity region 37 53 N/A INTRINSIC
DUF3452 97 223 4.59e-25 SMART
RB_A 367 567 5.53e-92 SMART
CYCLIN 653 740 1.62e-5 SMART
Rb_C 761 920 1.28e-96 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000163932
Predicted Effect probably benign
Transcript: ENSMUST00000164624
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 97.9%
  • 20x: 93.8%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a negative regulator of the cell cycle and was the first tumor suppressor gene found. The encoded protein also stabilizes constitutive heterochromatin to maintain the overall chromatin structure. The active, hypophosphorylated form of the protein binds transcription factor E2F1. Defects in this gene are a cause of childhood cancer retinoblastoma (RB), bladder cancer, and osteogenic sarcoma. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for targeted mutations exhibit abnormalities of the neuronal and hematopoietic systems and die in utero. Heterozygotes may develop pituitary tumors associated with loss of the normal allele. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca7 A T 10: 79,844,862 (GRCm39) H1528L probably benign Het
Ablim1 A G 19: 57,068,271 (GRCm39) S263P possibly damaging Het
Ahnak2 T C 12: 112,750,610 (GRCm39) E104G probably null Het
Apof T A 10: 128,105,086 (GRCm39) M80K probably damaging Het
Arfgef1 C T 1: 10,283,285 (GRCm39) R208H probably damaging Het
Arhgef33 A G 17: 80,657,018 (GRCm39) probably null Het
Atxn2l CCAGCAGCAGCAGCAGCAGC CCAGCAGCAGCAGCAGC 7: 126,093,420 (GRCm39) probably benign Het
Cabcoco1 T C 10: 68,352,211 (GRCm39) K34E probably damaging Het
Col4a4 C A 1: 82,444,253 (GRCm39) G1338V unknown Het
Coq9 T A 8: 95,579,814 (GRCm39) D256E probably damaging Het
Dnajc18 A T 18: 35,833,963 (GRCm39) C41S probably benign Het
Dnajc6 A G 4: 101,472,795 (GRCm39) I307M probably damaging Het
Emg1 A G 6: 124,688,870 (GRCm39) V46A probably damaging Het
Eya3 A G 4: 132,408,174 (GRCm39) S157G probably damaging Het
Eya4 T C 10: 23,027,910 (GRCm39) N274S probably benign Het
Fan1 T A 7: 64,022,234 (GRCm39) N340Y probably damaging Het
Fat3 A G 9: 15,878,296 (GRCm39) V3395A probably damaging Het
Fchsd1 A T 18: 38,092,897 (GRCm39) probably null Het
Gm4846 A G 1: 166,325,082 (GRCm39) V3A probably benign Het
Hecw2 T A 1: 53,907,992 (GRCm39) probably null Het
Herc3 T A 6: 58,867,108 (GRCm39) I10N probably damaging Het
Hhatl C T 9: 121,618,588 (GRCm39) R138H probably benign Het
Hspa9 A T 18: 35,085,765 (GRCm39) H35Q probably benign Het
Irgq T A 7: 24,233,115 (GRCm39) S319T probably benign Het
Kif1b T C 4: 149,277,053 (GRCm39) M1337V probably benign Het
Ksr2 T A 5: 117,894,449 (GRCm39) probably null Het
Lrriq1 T C 10: 103,036,559 (GRCm39) I865V probably damaging Het
Map2k1 A G 9: 64,094,577 (GRCm39) L355P probably damaging Het
Muc16 A G 9: 18,551,812 (GRCm39) I4827T probably benign Het
Myh1 T C 11: 67,112,202 (GRCm39) V1752A probably benign Het
Nfatc2ip A G 7: 125,986,909 (GRCm39) V282A probably damaging Het
Nrg1 T A 8: 32,308,561 (GRCm39) E485V probably damaging Het
Ofcc1 T C 13: 40,441,455 (GRCm39) D2G probably damaging Het
Or10d3 CAGAG CAG 9: 39,462,088 (GRCm39) probably null Het
Pclo T C 5: 14,729,146 (GRCm39) probably benign Het
Pom121 T C 5: 135,420,537 (GRCm39) K295E unknown Het
Schip1 C A 3: 68,402,227 (GRCm39) S101R probably benign Het
Sec24c T A 14: 20,740,868 (GRCm39) Y629N probably damaging Het
Shkbp1 T A 7: 27,049,963 (GRCm39) H305L probably benign Het
Spag9 T C 11: 93,959,801 (GRCm39) I187T probably damaging Het
Srp72 C A 5: 77,135,838 (GRCm39) T256K probably damaging Het
Stk32c T A 7: 138,685,190 (GRCm39) N320I probably damaging Het
Stxbp4 A T 11: 90,497,811 (GRCm39) S163T probably benign Het
Sycp1 T G 3: 102,832,569 (GRCm39) Y199S probably damaging Het
Tpk1 T C 6: 43,445,961 (GRCm39) D159G probably benign Het
Trav21-dv12 C T 14: 54,114,191 (GRCm39) H104Y probably benign Het
Trip4 A T 9: 65,788,302 (GRCm39) Y48N probably damaging Het
Trmt10b A G 4: 45,314,322 (GRCm39) T255A possibly damaging Het
Ttn G A 2: 76,747,232 (GRCm39) Q4606* probably null Het
Vcan T A 13: 89,838,806 (GRCm39) K2246M possibly damaging Het
Zfp438 C A 18: 5,213,603 (GRCm39) G452C probably damaging Het
Zfp54 T A 17: 21,654,004 (GRCm39) I166N probably benign Het
Zfp735 T C 11: 73,602,478 (GRCm39) V474A probably benign Het
Zfp831 G T 2: 174,488,360 (GRCm39) G1012W possibly damaging Het
Other mutations in Rb1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00497:Rb1 APN 14 73,502,038 (GRCm39) missense probably damaging 1.00
IGL00951:Rb1 APN 14 73,559,512 (GRCm39) missense probably damaging 1.00
IGL01152:Rb1 APN 14 73,443,310 (GRCm39) missense probably damaging 1.00
IGL01339:Rb1 APN 14 73,501,811 (GRCm39) critical splice acceptor site probably null
IGL01349:Rb1 APN 14 73,506,558 (GRCm39) missense probably damaging 1.00
IGL01390:Rb1 APN 14 73,532,439 (GRCm39) missense probably benign 0.02
IGL02066:Rb1 APN 14 73,435,974 (GRCm39) missense probably benign 0.06
IGL02207:Rb1 APN 14 73,443,525 (GRCm39) missense probably damaging 1.00
IGL02860:Rb1 APN 14 73,443,452 (GRCm39) missense probably damaging 1.00
IGL03370:Rb1 APN 14 73,520,306 (GRCm39) critical splice donor site probably null
rubidium UTSW 14 73,436,751 (GRCm39) missense probably damaging 1.00
P0028:Rb1 UTSW 14 73,502,068 (GRCm39) missense probably damaging 1.00
R0553:Rb1 UTSW 14 73,449,152 (GRCm39) nonsense probably null
R0563:Rb1 UTSW 14 73,454,207 (GRCm39) missense probably damaging 1.00
R0586:Rb1 UTSW 14 73,525,124 (GRCm39) intron probably benign
R0595:Rb1 UTSW 14 73,511,120 (GRCm39) missense probably damaging 1.00
R0755:Rb1 UTSW 14 73,434,653 (GRCm39) makesense probably null
R1480:Rb1 UTSW 14 73,500,042 (GRCm39) missense probably benign
R1513:Rb1 UTSW 14 73,559,524 (GRCm39) missense probably benign 0.00
R1752:Rb1 UTSW 14 73,525,064 (GRCm39) missense probably damaging 0.99
R1919:Rb1 UTSW 14 73,450,430 (GRCm39) nonsense probably null
R2010:Rb1 UTSW 14 73,532,433 (GRCm39) missense probably benign 0.16
R2087:Rb1 UTSW 14 73,517,692 (GRCm39) missense probably benign 0.09
R2152:Rb1 UTSW 14 73,526,165 (GRCm39) missense probably benign
R2167:Rb1 UTSW 14 73,449,091 (GRCm39) missense probably damaging 1.00
R3950:Rb1 UTSW 14 73,500,102 (GRCm39) missense probably damaging 1.00
R4183:Rb1 UTSW 14 73,435,966 (GRCm39) splice site probably null
R4225:Rb1 UTSW 14 73,506,631 (GRCm39) missense possibly damaging 0.58
R4306:Rb1 UTSW 14 73,500,135 (GRCm39) missense probably damaging 1.00
R4464:Rb1 UTSW 14 73,436,638 (GRCm39) splice site probably null
R4609:Rb1 UTSW 14 73,499,954 (GRCm39) splice site probably benign
R4671:Rb1 UTSW 14 73,511,116 (GRCm39) missense probably damaging 1.00
R4916:Rb1 UTSW 14 73,454,131 (GRCm39) missense probably damaging 1.00
R5160:Rb1 UTSW 14 73,501,895 (GRCm39) synonymous silent
R5210:Rb1 UTSW 14 73,436,751 (GRCm39) missense probably damaging 1.00
R5320:Rb1 UTSW 14 73,450,566 (GRCm39) nonsense probably null
R5436:Rb1 UTSW 14 73,450,580 (GRCm39) splice site probably null
R5467:Rb1 UTSW 14 73,449,060 (GRCm39) missense possibly damaging 0.92
R5592:Rb1 UTSW 14 73,449,187 (GRCm39) missense probably damaging 1.00
R6326:Rb1 UTSW 14 73,435,974 (GRCm39) missense probably benign 0.06
R6363:Rb1 UTSW 14 73,525,081 (GRCm39) missense probably benign 0.01
R6395:Rb1 UTSW 14 73,436,636 (GRCm39) missense probably damaging 1.00
R6414:Rb1 UTSW 14 73,520,414 (GRCm39) missense unknown
R6503:Rb1 UTSW 14 73,443,320 (GRCm39) missense probably benign 0.08
R6519:Rb1 UTSW 14 73,535,503 (GRCm39) missense probably benign 0.00
R6671:Rb1 UTSW 14 73,434,706 (GRCm39) missense probably damaging 1.00
R7026:Rb1 UTSW 14 73,535,539 (GRCm39) missense probably benign 0.00
R7103:Rb1 UTSW 14 73,500,084 (GRCm39) missense probably damaging 1.00
R7263:Rb1 UTSW 14 73,520,363 (GRCm39) nonsense probably null
R7478:Rb1 UTSW 14 73,506,577 (GRCm39) missense probably damaging 1.00
R7519:Rb1 UTSW 14 73,502,048 (GRCm39) missense probably damaging 1.00
R7817:Rb1 UTSW 14 73,435,983 (GRCm39) missense probably damaging 1.00
R8323:Rb1 UTSW 14 73,503,023 (GRCm39) missense probably benign 0.09
R8809:Rb1 UTSW 14 73,503,000 (GRCm39) missense probably damaging 1.00
R8813:Rb1 UTSW 14 73,500,027 (GRCm39) missense probably damaging 0.96
R8849:Rb1 UTSW 14 73,434,709 (GRCm39) missense probably damaging 1.00
R9272:Rb1 UTSW 14 73,517,602 (GRCm39) missense possibly damaging 0.85
R9482:Rb1 UTSW 14 73,443,493 (GRCm39) missense probably damaging 1.00
R9606:Rb1 UTSW 14 73,517,573 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- GGTAAAAGAACCAGCTGTCCAG -3'
(R):5'- TTGAATGCAATGTAAGTGGCAG -3'

Sequencing Primer
(F):5'- TTTACAACCTTTGTCACCACAG -3'
(R):5'- CAGGTAGCACTGCTAATGTGAG -3'
Posted On 2018-05-21