Incidental Mutation 'R9272:Rb1'
ID 703044
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
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9272 (G1)
Quality Score 225.009
Status Validated
Chromosome 14
Chromosomal Location 73430298-73563446 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 73517602 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 268 (I268T)
Ref Sequence ENSEMBL: ENSMUSP00000022701 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022701] [ENSMUST00000164624]
AlphaFold P13405
Predicted Effect possibly damaging
Transcript: ENSMUST00000022701
AA Change: I268T

PolyPhen 2 Score 0.845 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000022701
Gene: ENSMUSG00000022105
AA Change: I268T

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 probably benign
Transcript: ENSMUST00000164624
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 100% (67/67)
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700034J05Rik A G 6: 146,854,499 (GRCm39) V181A probably damaging Het
Abca16 T A 7: 120,076,993 (GRCm39) D686E probably benign Het
Abca8a C A 11: 109,953,908 (GRCm39) C844F probably damaging Het
Acd G A 8: 106,424,952 (GRCm39) P396L probably damaging Het
Adamtsl3 A G 7: 82,189,753 (GRCm39) Y659C probably damaging Het
Ankfn1 C T 11: 89,413,875 (GRCm39) V167M probably benign Het
Ankrd13c T A 3: 157,700,358 (GRCm39) L393Q possibly damaging Het
Arid1b G A 17: 5,386,879 (GRCm39) G1391D possibly damaging Het
Arid5b T A 10: 67,937,882 (GRCm39) D415V probably damaging Het
Arl13b G T 16: 62,647,774 (GRCm39) H45N probably benign Het
Atp13a4 A T 16: 29,268,797 (GRCm39) I519N Het
Atrnl1 T C 19: 57,643,420 (GRCm39) I436T probably benign Het
Bbx A G 16: 50,022,935 (GRCm39) I675T probably damaging Het
Bcas1 A T 2: 170,190,040 (GRCm39) V619E probably damaging Het
Cad T C 5: 31,218,576 (GRCm39) V501A possibly damaging Het
Car8 T A 4: 8,169,686 (GRCm39) N274I probably damaging Het
Ccdc3 A G 2: 5,146,143 (GRCm39) Q159R probably damaging Het
Ccdc7b A T 8: 129,893,459 (GRCm39) E95D possibly damaging Het
Cdh12 G T 15: 21,492,801 (GRCm39) probably benign Het
Col11a1 G T 3: 113,901,948 (GRCm39) G548* probably null Het
Cpb2 A G 14: 75,520,803 (GRCm39) E406G probably damaging Het
Crocc T C 4: 140,747,132 (GRCm39) S1723G probably benign Het
Ctu2 T C 8: 123,206,045 (GRCm39) V262A probably benign Het
Dmxl2 A T 9: 54,311,404 (GRCm39) N1772K possibly damaging Het
Dock3 A T 9: 106,774,569 (GRCm39) M62K probably benign Het
Dok7 G A 5: 35,214,239 (GRCm39) probably benign Het
E2f3 A G 13: 30,102,629 (GRCm39) Y211H probably damaging Het
Elapor2 T C 5: 9,460,699 (GRCm39) Y207H probably damaging Het
Fam53c T A 18: 34,895,774 (GRCm39) S25R probably damaging Het
Fhod3 T G 18: 25,030,681 (GRCm39) probably benign Het
Foxp4 A G 17: 48,180,033 (GRCm39) Y623H unknown Het
Ggt1 A T 10: 75,421,749 (GRCm39) H532L probably benign Het
Gm10775 A C 13: 65,407,770 (GRCm39) T24P unknown Het
Hinfp A G 9: 44,213,872 (GRCm39) S2P probably benign Het
Hs3st4 A G 7: 123,582,749 (GRCm39) T116A probably benign Het
Ighv5-9-1 A T 12: 113,699,818 (GRCm39) I98N probably damaging Het
Ipo11 A T 13: 107,046,713 (GRCm39) Y171N probably benign Het
Jph1 C A 1: 17,161,838 (GRCm39) A275S probably damaging Het
Kcnh6 C G 11: 105,924,860 (GRCm39) H941Q possibly damaging Het
Kcnh7 A T 2: 62,618,097 (GRCm39) I464K probably damaging Het
Lrp8 C A 4: 107,717,158 (GRCm39) P603T probably benign Het
Man1c1 C A 4: 134,291,118 (GRCm39) D593Y probably damaging Het
Mdm4 A T 1: 132,929,169 (GRCm39) I176K possibly damaging Het
Mpo T C 11: 87,686,693 (GRCm39) V139A probably benign Het
Niban3 A C 8: 72,055,520 (GRCm39) D310A probably damaging Het
Nicn1 C T 9: 108,171,708 (GRCm39) R163C possibly damaging Het
Nup98 C A 7: 101,788,037 (GRCm39) R1011L probably benign Het
Or1f12 A G 13: 21,721,864 (GRCm39) S89P possibly damaging Het
Or4k51 G A 2: 111,584,965 (GRCm39) V124M probably damaging Het
Or9g4b A T 2: 85,616,088 (GRCm39) I78L probably benign Het
Pcdh7 A G 5: 57,878,779 (GRCm39) D778G possibly damaging Het
Pcdhb12 T C 18: 37,570,675 (GRCm39) F607S probably damaging Het
Pcolce A G 5: 137,606,333 (GRCm39) F157L probably benign Het
Pogk T C 1: 166,226,780 (GRCm39) Y457C probably damaging Het
Ppp1r21 G A 17: 88,866,086 (GRCm39) E323K possibly damaging Het
Prkn T A 17: 11,456,527 (GRCm39) V117E probably damaging Het
Prr12 A C 7: 44,692,811 (GRCm39) F1574V probably damaging Het
Rasl2-9 A T 7: 5,128,448 (GRCm39) F161I probably damaging Het
Rin3 A T 12: 102,335,691 (GRCm39) D534V probably damaging Het
Scn5a C T 9: 119,315,717 (GRCm39) G1664S probably damaging Het
Sin3b T C 8: 73,471,168 (GRCm39) S372P probably benign Het
Snx32 T A 19: 5,548,485 (GRCm39) H65L probably damaging Het
Spidr T A 16: 15,855,544 (GRCm39) I324F probably damaging Het
Stab1 A T 14: 30,867,298 (GRCm39) F1687L probably benign Het
Taar6 T C 10: 23,860,903 (GRCm39) I214M probably benign Het
Vmn2r105 T A 17: 20,447,685 (GRCm39) N380Y 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
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
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
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'- GGACAGAAGGGAGCTATTCTC -3'
(R):5'- CTACCAGGATTATTTCAGACATCTTAG -3'

Sequencing Primer
(F):5'- GGGAGCTATTCTCTTTAAAAGCAAAG -3'
(R):5'- ATGAACCCAGGGTTTCATGC -3'
Posted On 2022-03-25