Incidental Mutation 'R9391:Rbbp8'
ID 710615
Institutional Source Beutler Lab
Gene Symbol Rbbp8
Ensembl Gene ENSMUSG00000041238
Gene Name retinoblastoma binding protein 8, endonuclease
Synonyms CtIP, 9930104E21Rik
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9391 (G1)
Quality Score 225.009
Status Not validated
Chromosome 18
Chromosomal Location 11766333-11876264 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 11854990 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 405 (I405T)
Ref Sequence ENSEMBL: ENSMUSP00000046255 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000047322] [ENSMUST00000115861]
AlphaFold Q80YR6
Predicted Effect possibly damaging
Transcript: ENSMUST00000047322
AA Change: I405T

PolyPhen 2 Score 0.485 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000046255
Gene: ENSMUSG00000041238
AA Change: I405T

DomainStartEndE-ValueType
Pfam:CtIP_N 20 139 9.6e-61 PFAM
PDB:2L4Z|A 639 675 3e-15 PDB
Pfam:SAE2 790 854 8.7e-13 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000115861
AA Change: I405T

PolyPhen 2 Score 0.485 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000111527
Gene: ENSMUSG00000041238
AA Change: I405T

DomainStartEndE-ValueType
Pfam:CtIP_N 20 139 5.2e-55 PFAM
PDB:2L4Z|A 639 675 3e-15 PDB
Pfam:SAE2 817 854 1.4e-8 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
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 ubiquitously expressed nuclear protein. It is found among several proteins that bind directly to retinoblastoma protein, which regulates cell proliferation. This protein complexes with transcriptional co-repressor CTBP. It is also associated with BRCA1 and is thought to modulate the functions of BRCA1 in transcriptional regulation, DNA repair, and/or cell cycle checkpoint control. It is suggested that this gene may itself be a tumor suppressor acting in the same pathway as BRCA1. Three transcript variants encoding two different isoforms have been found for this gene. More transcript variants exist, but their full-length natures have not been determined. [provided by RefSeq, Jul 2008]
PHENOTYPE: Embryos homozygous for a knock-out allele die at E4.0 as blastocysts fail to enter S phase and arrest at G1, leading to elevated cell death. Heterozygous mutant mice display a shortened lifespan due to formation of multiple tumors, mostly large lymphomasof both B and T cells. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca5 T C 11: 110,178,542 (GRCm39) T1144A probably benign Het
Adam32 C T 8: 25,374,472 (GRCm39) E507K probably damaging Het
Adgrf3 T C 5: 30,400,071 (GRCm39) E974G possibly damaging Het
Agbl1 A G 7: 76,071,602 (GRCm39) E560G unknown Het
Ank2 A T 3: 126,731,394 (GRCm39) H671Q probably damaging Het
Asic5 C T 3: 81,928,366 (GRCm39) T485M probably benign Het
Bco2 T C 9: 50,446,022 (GRCm39) probably null Het
C1qtnf6 A G 15: 78,415,516 (GRCm39) C23R unknown Het
Ccdc18 T C 5: 108,376,770 (GRCm39) F1404L probably benign Het
Cfap46 A T 7: 139,198,027 (GRCm39) I2107N unknown Het
Cfap97d1 G T 11: 101,881,655 (GRCm39) R117I probably benign Het
Col15a1 G C 4: 47,288,200 (GRCm39) probably benign Het
Cpb2 A C 14: 75,508,136 (GRCm39) Q199P probably damaging Het
Dnah7b T A 1: 46,272,914 (GRCm39) Y2347* probably null Het
Dyrk1a T A 16: 94,460,373 (GRCm39) C10S possibly damaging Het
F2r A T 13: 95,740,656 (GRCm39) V293D probably damaging Het
Gm28363 G A 1: 117,626,629 (GRCm39) W22* probably null Het
Hira T C 16: 18,767,892 (GRCm39) S696P possibly damaging Het
Klhl2 A G 8: 65,275,684 (GRCm39) V73A probably damaging Het
Lalba A T 15: 98,380,417 (GRCm39) W46R probably damaging Het
Map3k13 C A 16: 21,740,665 (GRCm39) T664N probably benign Het
Ncor1 T A 11: 62,216,376 (GRCm39) K1166* probably null Het
Npdc1 T A 2: 25,297,979 (GRCm39) M176K possibly damaging Het
Obscn A G 11: 58,964,408 (GRCm39) S3045P probably damaging Het
Or13a20 G A 7: 140,232,272 (GRCm39) A127T probably damaging Het
Plekhg4 G C 8: 106,106,043 (GRCm39) K813N probably damaging Het
Pramel39-ps G T 5: 94,451,001 (GRCm39) P375H probably damaging Het
Prdm12 G A 2: 31,544,162 (GRCm39) R255H probably benign Het
Sctr A G 1: 119,983,178 (GRCm39) T328A probably benign Het
Sec63 T A 10: 42,681,101 (GRCm39) S362T probably benign Het
Sgsm2 A G 11: 74,744,630 (GRCm39) L818P probably damaging Het
Shprh G A 10: 11,038,633 (GRCm39) V463I probably benign Het
Smyd5 T C 6: 85,418,739 (GRCm39) F241S probably damaging Het
Tax1bp1 T A 6: 52,735,220 (GRCm39) Y680* probably null Het
Tbc1d17 A G 7: 44,494,683 (GRCm39) S212P probably damaging Het
Tle1 A T 4: 72,116,159 (GRCm39) V62E probably damaging Het
Tnfaip3 G T 10: 18,883,075 (GRCm39) N163K probably damaging Het
Trim8 T A 19: 46,503,955 (GRCm39) Y502* probably null Het
Trip12 A T 1: 84,773,473 (GRCm39) F54L probably benign Het
Trpc2 T A 7: 101,745,067 (GRCm39) L761Q probably damaging Het
Vps41 A T 13: 18,994,616 (GRCm39) E154D probably benign Het
Other mutations in Rbbp8
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00825:Rbbp8 APN 18 11,855,664 (GRCm39) missense probably benign
IGL01302:Rbbp8 APN 18 11,855,036 (GRCm39) missense probably benign
IGL01965:Rbbp8 APN 18 11,855,317 (GRCm39) missense probably benign 0.04
IGL02076:Rbbp8 APN 18 11,838,876 (GRCm39) missense probably damaging 1.00
IGL02410:Rbbp8 APN 18 11,865,269 (GRCm39) missense probably damaging 1.00
IGL02823:Rbbp8 APN 18 11,865,270 (GRCm39) missense possibly damaging 0.89
IGL02859:Rbbp8 APN 18 11,871,671 (GRCm39) missense probably benign 0.42
IGL02966:Rbbp8 APN 18 11,838,869 (GRCm39) missense possibly damaging 0.88
IGL03022:Rbbp8 APN 18 11,858,559 (GRCm39) splice site probably benign
IGL03274:Rbbp8 APN 18 11,874,133 (GRCm39) splice site probably benign
IGL03367:Rbbp8 APN 18 11,854,776 (GRCm39) missense probably benign 0.08
R0063:Rbbp8 UTSW 18 11,867,614 (GRCm39) splice site probably benign
R0063:Rbbp8 UTSW 18 11,867,614 (GRCm39) splice site probably benign
R0167:Rbbp8 UTSW 18 11,793,979 (GRCm39) nonsense probably null
R0314:Rbbp8 UTSW 18 11,848,875 (GRCm39) missense probably benign 0.17
R0864:Rbbp8 UTSW 18 11,865,241 (GRCm39) splice site probably benign
R1033:Rbbp8 UTSW 18 11,875,762 (GRCm39) missense probably benign 0.41
R1678:Rbbp8 UTSW 18 11,865,372 (GRCm39) missense probably benign 0.05
R1964:Rbbp8 UTSW 18 11,875,736 (GRCm39) missense possibly damaging 0.62
R2002:Rbbp8 UTSW 18 11,860,223 (GRCm39) splice site probably benign
R2015:Rbbp8 UTSW 18 11,853,681 (GRCm39) missense probably benign 0.01
R2240:Rbbp8 UTSW 18 11,810,726 (GRCm39) missense probably damaging 0.99
R2308:Rbbp8 UTSW 18 11,829,833 (GRCm39) missense possibly damaging 0.95
R3946:Rbbp8 UTSW 18 11,851,925 (GRCm39) missense probably benign
R4375:Rbbp8 UTSW 18 11,858,467 (GRCm39) missense probably benign 0.00
R4590:Rbbp8 UTSW 18 11,865,322 (GRCm39) nonsense probably null
R4695:Rbbp8 UTSW 18 11,854,839 (GRCm39) nonsense probably null
R4769:Rbbp8 UTSW 18 11,855,727 (GRCm39) missense probably damaging 1.00
R5161:Rbbp8 UTSW 18 11,855,171 (GRCm39) missense probably damaging 1.00
R5195:Rbbp8 UTSW 18 11,855,208 (GRCm39) missense probably benign 0.00
R5223:Rbbp8 UTSW 18 11,854,747 (GRCm39) missense probably benign 0.19
R5573:Rbbp8 UTSW 18 11,855,664 (GRCm39) missense probably benign
R5671:Rbbp8 UTSW 18 11,875,699 (GRCm39) missense probably benign 0.00
R6051:Rbbp8 UTSW 18 11,871,664 (GRCm39) missense probably benign 0.17
R6995:Rbbp8 UTSW 18 11,851,965 (GRCm39) missense probably damaging 1.00
R7048:Rbbp8 UTSW 18 11,865,277 (GRCm39) missense possibly damaging 0.92
R7261:Rbbp8 UTSW 18 11,838,799 (GRCm39) missense probably damaging 0.99
R7305:Rbbp8 UTSW 18 11,805,638 (GRCm39) critical splice acceptor site probably null
R7319:Rbbp8 UTSW 18 11,865,269 (GRCm39) missense probably damaging 1.00
R7447:Rbbp8 UTSW 18 11,793,934 (GRCm39) missense probably benign 0.00
R7949:Rbbp8 UTSW 18 11,851,892 (GRCm39) missense probably benign 0.00
R8010:Rbbp8 UTSW 18 11,855,290 (GRCm39) missense possibly damaging 0.67
R8116:Rbbp8 UTSW 18 11,855,727 (GRCm39) missense probably damaging 1.00
R8292:Rbbp8 UTSW 18 11,838,769 (GRCm39) missense probably benign
R8300:Rbbp8 UTSW 18 11,838,833 (GRCm39) synonymous silent
R8314:Rbbp8 UTSW 18 11,853,682 (GRCm39) missense probably benign 0.06
R8510:Rbbp8 UTSW 18 11,829,859 (GRCm39) nonsense probably null
R8961:Rbbp8 UTSW 18 11,865,262 (GRCm39) missense probably benign 0.18
R9056:Rbbp8 UTSW 18 11,810,677 (GRCm39) missense possibly damaging 0.65
R9086:Rbbp8 UTSW 18 11,875,736 (GRCm39) missense possibly damaging 0.62
R9375:Rbbp8 UTSW 18 11,838,888 (GRCm39) missense probably benign
R9763:Rbbp8 UTSW 18 11,865,261 (GRCm39) missense probably benign 0.01
Z1176:Rbbp8 UTSW 18 11,865,319 (GRCm39) missense probably benign 0.01
Predicted Primers PCR Primer
(F):5'- CTCTACTGTGAAAGCTCATTTGGG -3'
(R):5'- TCCTTATCAAAACAGGCCTGGG -3'

Sequencing Primer
(F):5'- GGGTTTGAATACAAGTTTCTCCC -3'
(R):5'- GGGGCACTTTACTGCATGCTC -3'
Posted On 2022-04-18