Incidental Mutation 'R4225:Rb1'
ID 320012
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 041045-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4225 (G1)
Quality Score 225
Status Validated
Chromosome 14
Chromosomal Location 73430298-73563446 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 73506631 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Valine at position 373 (M373V)
Ref Sequence ENSEMBL: ENSMUSP00000022701 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022701]
AlphaFold P13405
Predicted Effect possibly damaging
Transcript: ENSMUST00000022701
AA Change: M373V

PolyPhen 2 Score 0.583 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000022701
Gene: ENSMUSG00000022105
AA Change: M373V

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 noncoding transcript
Transcript: ENSMUST00000169002
Meta Mutation Damage Score 0.6786 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency 100% (38/38)
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: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca1 T C 4: 53,085,106 (GRCm39) I569V possibly damaging Het
Aif1l A T 2: 31,852,251 (GRCm39) S40C probably damaging Het
Arhgef26 A G 3: 62,288,343 (GRCm39) D471G probably benign Het
Atp2a2 A G 5: 122,607,789 (GRCm39) V240A probably benign Het
Bsn A G 9: 107,983,932 (GRCm39) M3374T unknown Het
Ccdc66 A G 14: 27,212,736 (GRCm39) L529P probably damaging Het
Ctif A G 18: 75,568,308 (GRCm39) I610T probably benign Het
Ecpas A T 4: 58,847,027 (GRCm39) Y512N probably damaging Het
Eif3c C G 7: 126,165,471 (GRCm39) probably benign Het
Esyt1 T C 10: 128,356,517 (GRCm39) Y376C probably damaging Het
Gba2 A T 4: 43,569,464 (GRCm39) probably benign Het
Grin1 T C 2: 25,187,332 (GRCm39) probably benign Het
Herc2 A G 7: 55,814,735 (GRCm39) E2696G probably damaging Het
Itgal A T 7: 126,904,484 (GRCm39) K319M probably damaging Het
Lama3 T C 18: 12,583,460 (GRCm39) C683R probably damaging Het
Lrig1 T A 6: 94,599,639 (GRCm39) I348F probably damaging Het
Mc3r G A 2: 172,090,954 (GRCm39) V59M probably damaging Het
Msh3 T C 13: 92,422,431 (GRCm39) K575R probably benign Het
Musk A T 4: 58,373,240 (GRCm39) M714L probably damaging Het
Odad2 A G 18: 7,181,732 (GRCm39) probably null Het
Pcdhgb7 T A 18: 37,886,856 (GRCm39) D675E probably benign Het
Pkd1 T C 17: 24,812,497 (GRCm39) I3810T possibly damaging Het
Pou2f1 T C 1: 165,738,889 (GRCm39) I177V possibly damaging Het
Ric1 A G 19: 29,580,131 (GRCm39) N1311D possibly damaging Het
Scn3a A G 2: 65,366,771 (GRCm39) Y84H probably damaging Het
Slc25a45 A T 19: 5,930,146 (GRCm39) I39F probably damaging Het
Slc8a1 A G 17: 81,956,781 (GRCm39) F86L probably damaging Het
Spdya G A 17: 71,869,519 (GRCm39) V105I probably benign Het
Sspo G T 6: 48,428,091 (GRCm39) V313L possibly damaging Het
Stard9 A G 2: 120,495,472 (GRCm39) T116A possibly damaging Het
Stpg2 G A 3: 138,921,053 (GRCm39) R86Q probably damaging Het
Tdrd6 C T 17: 43,936,864 (GRCm39) D1395N probably damaging Het
Vmn2r101 T A 17: 19,831,951 (GRCm39) I649N probably damaging Het
Zcchc18 A T X: 135,895,415 (GRCm39) N10I probably 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
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
R6460:Rb1 UTSW 14 73,515,894 (GRCm39) missense probably benign 0.06
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'- TTTGGAGCAGTTCAAAGAGCA -3'
(R):5'- GGGTGAGTTCCTCCTGCCTTTA -3'

Sequencing Primer
(F):5'- ACTTAGTACTTTAGCTTCTAACTTC -3'
(R):5'- ACTTCCTTCAGTGCACTGTGACTTAG -3'
Posted On 2015-06-12