Incidental Mutation 'R7778:Bbs2'
ID 599001
Institutional Source Beutler Lab
Gene Symbol Bbs2
Ensembl Gene ENSMUSG00000031755
Gene Name Bardet-Biedl syndrome 2
Synonyms 2410125H22Rik
MMRRC Submission 045834-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.744) question?
Stock # R7778 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 94794582-94825556 bp(-) (GRCm39)
Type of Mutation critical splice donor site (2 bp from exon)
DNA Base Change (assembly) A to T at 94816388 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000034206 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034206]
AlphaFold Q9CWF6
Predicted Effect probably null
Transcript: ENSMUST00000034206
SMART Domains Protein: ENSMUSP00000034206
Gene: ENSMUSG00000031755

DomainStartEndE-ValueType
Pfam:BBS2_N 20 161 1.4e-62 PFAM
Pfam:BBS2_Mid 162 272 6.9e-50 PFAM
Pfam:BBS2_C 276 715 2.6e-193 PFAM
Meta Mutation Damage Score 0.9597 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 100% (60/60)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the Bardet-Biedl syndrome (BBS) gene family. Bardet-Biedl syndrome is an autosomal recessive disorder characterized by severe pigmentary retinopathy, obesity, polydactyly, renal malformation and mental retardation. The proteins encoded by BBS gene family members are structurally diverse and the similar phenotypes exhibited by mutations in BBS gene family members is likely due to their shared roles in cilia formation and function. Many BBS proteins localize to the basal bodies, ciliary axonemes, and pericentriolar regions of cells. BBS proteins may also be involved in intracellular trafficking via microtubule-related transport. The protein encoded by this gene forms a multiprotein BBSome complex with seven other BBS proteins.[provided by RefSeq, Oct 2014]
PHENOTYPE: Homozygous null mice display obesity associated with polyphagia, retinopathy associated with mislocalization of rhodopsin, cilia defects, renal cysts, male sterility, abnormal brain neuroanatomy, reduced salivation and acoustic startle response, an olfactory deficit and abnormal social interaction. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4932414N04Rik T C 2: 68,569,855 (GRCm39) S524P possibly damaging Het
Aplf A C 6: 87,635,184 (GRCm39) probably null Het
Asb5 A C 8: 55,037,827 (GRCm39) H173P Het
Atp6v0a2 A G 5: 124,779,443 (GRCm39) E186G probably damaging Het
Chrm5 A G 2: 112,310,301 (GRCm39) S272P probably benign Het
Chrna6 T C 8: 27,897,392 (GRCm39) I162V probably damaging Het
Cldn6 T A 17: 23,900,581 (GRCm39) C182S probably damaging Het
Cysltr2 A G 14: 73,267,203 (GRCm39) I169T probably benign Het
Ddx11 T C 17: 66,437,543 (GRCm39) probably null Het
Efhc1 A T 1: 21,049,685 (GRCm39) Y515F probably damaging Het
Elmo1 A G 13: 20,773,812 (GRCm39) probably null Het
Ep300 T C 15: 81,470,887 (GRCm39) S20P unknown Het
Gfpt2 T G 11: 49,715,268 (GRCm39) I421R probably damaging Het
Gm14226 T A 2: 154,866,630 (GRCm39) C196S possibly damaging Het
Grm8 T C 6: 27,363,671 (GRCm39) R615G possibly damaging Het
Hic1 C T 11: 75,057,042 (GRCm39) V616M possibly damaging Het
Ing1 A G 8: 11,611,814 (GRCm39) E178G probably benign Het
Kansl3 A T 1: 36,387,758 (GRCm39) L530H probably damaging Het
Kcna5 A T 6: 126,511,768 (GRCm39) L120* probably null Het
Kcnt1 T G 2: 25,791,901 (GRCm39) I617S probably benign Het
Lama1 T A 17: 68,111,468 (GRCm39) S2240T Het
Lcn2 T C 2: 32,277,927 (GRCm39) D55G probably benign Het
Ldlrad4 G T 18: 68,368,740 (GRCm39) A66S possibly damaging Het
Matn2 A T 15: 34,399,223 (GRCm39) H370L possibly damaging Het
Mettl23 T G 11: 116,740,096 (GRCm39) V189G probably benign Het
Mpp4 G A 1: 59,162,672 (GRCm39) T543M not run Het
Odf4 A T 11: 68,812,898 (GRCm39) S253R probably benign Het
Or10d4 C A 9: 39,580,534 (GRCm39) F60L possibly damaging Het
Or11h23 G T 14: 50,947,928 (GRCm39) C47F possibly damaging Het
Or7d9 A G 9: 20,193,708 (GRCm39) probably benign Het
Or8b36 T A 9: 37,937,963 (GRCm39) I287N probably damaging Het
Or8g21 T A 9: 38,906,203 (GRCm39) H176L probably damaging Het
Pcdha11 A T 18: 37,145,733 (GRCm39) Y608F possibly damaging Het
Pcdhga5 A G 18: 37,828,578 (GRCm39) D342G probably damaging Het
Pde6d A G 1: 86,471,250 (GRCm39) S143P probably damaging Het
Plec A T 15: 76,061,135 (GRCm39) I2934N probably damaging Het
Primpol G T 8: 47,039,459 (GRCm39) P387Q probably damaging Het
Prkcd C T 14: 30,327,772 (GRCm39) probably null Het
Prph2 T C 17: 47,221,732 (GRCm39) L37S possibly damaging Het
Prrt4 A G 6: 29,177,718 (GRCm39) L17P probably damaging Het
Pycr3 T C 15: 75,790,138 (GRCm39) D171G probably damaging Het
Rapsn A G 2: 90,875,293 (GRCm39) T359A probably benign Het
Setd6 A T 8: 96,442,866 (GRCm39) H101L probably benign Het
Sez6 T C 11: 77,865,375 (GRCm39) S671P probably damaging Het
Son T C 16: 91,453,416 (GRCm39) L721S probably damaging Het
Spata31d1b A T 13: 59,865,047 (GRCm39) R732W possibly damaging Het
Srd5a3 T A 5: 76,302,618 (GRCm39) F328I probably damaging Het
Tfap2b G A 1: 19,304,531 (GRCm39) G447D probably damaging Het
Thoc3 A C 13: 54,611,591 (GRCm39) F232C probably damaging Het
Tmem69 A G 4: 116,410,595 (GRCm39) L125P probably damaging Het
Tnfsf13 C T 11: 69,575,989 (GRCm39) V33M probably damaging Het
Togaram2 T A 17: 72,011,746 (GRCm39) M476K probably benign Het
Tube1 A G 10: 39,018,294 (GRCm39) I124V probably benign Het
Uevld A T 7: 46,576,100 (GRCm39) I462N probably damaging Het
Utrn G A 10: 12,362,354 (GRCm39) R2660C probably damaging Het
Vcan T C 13: 89,836,773 (GRCm39) T2924A probably damaging Het
Vmn2r120 T C 17: 57,832,942 (GRCm39) Y79C probably damaging Het
Vwa8 T C 14: 79,275,587 (GRCm39) V790A probably benign Het
Zfp874b A G 13: 67,622,093 (GRCm39) F402L probably benign Het
Zfp936 A G 7: 42,839,720 (GRCm39) T396A possibly damaging Het
Zfp978 T C 4: 147,469,760 (GRCm39) probably null Het
Other mutations in Bbs2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00678:Bbs2 APN 8 94,815,795 (GRCm39) critical splice acceptor site probably null
IGL02250:Bbs2 APN 8 94,819,054 (GRCm39) missense probably benign 0.22
IGL02427:Bbs2 APN 8 94,807,746 (GRCm39) missense possibly damaging 0.92
IGL02810:Bbs2 APN 8 94,813,539 (GRCm39) missense probably benign 0.00
IGL02850:Bbs2 APN 8 94,803,710 (GRCm39) missense probably benign
IGL03050:Bbs2 APN 8 94,801,041 (GRCm39) splice site probably benign
IGL03292:Bbs2 APN 8 94,801,749 (GRCm39) critical splice donor site probably null
Gosling UTSW 8 94,809,118 (GRCm39) missense possibly damaging 0.95
rolie UTSW 8 94,808,992 (GRCm39) missense probably damaging 0.96
BB007:Bbs2 UTSW 8 94,796,625 (GRCm39) missense probably damaging 1.00
BB017:Bbs2 UTSW 8 94,796,625 (GRCm39) missense probably damaging 1.00
R0755:Bbs2 UTSW 8 94,808,708 (GRCm39) missense probably benign 0.22
R0835:Bbs2 UTSW 8 94,801,887 (GRCm39) missense probably damaging 1.00
R1404:Bbs2 UTSW 8 94,808,627 (GRCm39) missense probably null 0.01
R1404:Bbs2 UTSW 8 94,808,627 (GRCm39) missense probably null 0.01
R1513:Bbs2 UTSW 8 94,816,472 (GRCm39) missense possibly damaging 0.94
R1972:Bbs2 UTSW 8 94,807,805 (GRCm39) splice site probably benign
R4648:Bbs2 UTSW 8 94,807,507 (GRCm39) missense probably damaging 1.00
R4876:Bbs2 UTSW 8 94,796,788 (GRCm39) unclassified probably benign
R4911:Bbs2 UTSW 8 94,815,743 (GRCm39) missense probably damaging 1.00
R4966:Bbs2 UTSW 8 94,807,435 (GRCm39) missense probably damaging 1.00
R4982:Bbs2 UTSW 8 94,808,982 (GRCm39) critical splice donor site probably null
R5202:Bbs2 UTSW 8 94,819,042 (GRCm39) nonsense probably null
R5347:Bbs2 UTSW 8 94,819,178 (GRCm39) missense probably damaging 0.98
R5364:Bbs2 UTSW 8 94,801,023 (GRCm39) missense probably benign 0.00
R5538:Bbs2 UTSW 8 94,816,391 (GRCm39) missense probably damaging 1.00
R5685:Bbs2 UTSW 8 94,814,061 (GRCm39) missense probably damaging 1.00
R5918:Bbs2 UTSW 8 94,824,931 (GRCm39) missense probably damaging 0.98
R5963:Bbs2 UTSW 8 94,807,659 (GRCm39) missense probably benign 0.02
R5964:Bbs2 UTSW 8 94,794,995 (GRCm39) missense probably benign 0.18
R5991:Bbs2 UTSW 8 94,824,914 (GRCm39) missense probably benign 0.24
R6050:Bbs2 UTSW 8 94,819,160 (GRCm39) missense probably damaging 1.00
R6172:Bbs2 UTSW 8 94,814,039 (GRCm39) missense probably benign 0.02
R6241:Bbs2 UTSW 8 94,824,863 (GRCm39) critical splice donor site probably null
R6578:Bbs2 UTSW 8 94,803,669 (GRCm39) missense probably null 0.00
R7330:Bbs2 UTSW 8 94,814,033 (GRCm39) missense possibly damaging 0.78
R7404:Bbs2 UTSW 8 94,808,992 (GRCm39) missense probably damaging 0.96
R7775:Bbs2 UTSW 8 94,816,388 (GRCm39) critical splice donor site probably null
R7824:Bbs2 UTSW 8 94,816,388 (GRCm39) critical splice donor site probably null
R7895:Bbs2 UTSW 8 94,807,764 (GRCm39) missense probably damaging 1.00
R7930:Bbs2 UTSW 8 94,796,625 (GRCm39) missense probably damaging 1.00
R8004:Bbs2 UTSW 8 94,809,118 (GRCm39) missense possibly damaging 0.95
R8084:Bbs2 UTSW 8 94,814,056 (GRCm39) missense probably damaging 1.00
R8305:Bbs2 UTSW 8 94,800,953 (GRCm39) missense probably damaging 1.00
R8545:Bbs2 UTSW 8 94,813,352 (GRCm39) missense probably benign
R9262:Bbs2 UTSW 8 94,807,543 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TACCCGTATTGTTAGTATACTGTCC -3'
(R):5'- CAAGTGTGCCTGCATATCCC -3'

Sequencing Primer
(F):5'- TCCCAACTGGACTAGACTGGATG -3'
(R):5'- AAGTGTGCCTGCATATCCCTAATTC -3'
Posted On 2019-11-26