Incidental Mutation 'R7775:Bbs2'
ID 598833
Institutional Source Beutler Lab
Gene Symbol Bbs2
Ensembl Gene ENSMUSG00000031755
Gene Name Bardet-Biedl syndrome 2
Synonyms 2410125H22Rik
MMRRC Submission 045831-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.674) question?
Stock # R7775 (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: 99.7%
  • 20x: 99.0%
Validation Efficiency 100% (64/64)
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: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arhgap35 T C 7: 16,296,573 (GRCm39) K831E probably benign Het
Arpc1a C T 5: 145,041,622 (GRCm39) R302C probably benign Het
Asb5 A C 8: 55,037,827 (GRCm39) H173P Het
Atp6v0a2 A G 5: 124,779,443 (GRCm39) E186G probably damaging Het
Capn7 A G 14: 31,074,367 (GRCm39) T257A probably benign Het
Car4 T C 11: 84,856,449 (GRCm39) S246P 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
Chst12 T A 5: 140,509,376 (GRCm39) M1K probably null Het
Cldn6 T A 17: 23,900,581 (GRCm39) C182S probably damaging Het
Coro6 T G 11: 77,356,599 (GRCm39) D102E probably benign Het
Cysltr2 A G 14: 73,267,203 (GRCm39) I169T probably benign Het
Dtx4 G T 19: 12,469,374 (GRCm39) P251Q probably benign Het
Dyrk3 C T 1: 131,057,364 (GRCm39) V270I possibly damaging Het
Efhc1 A T 1: 21,049,685 (GRCm39) Y515F probably damaging Het
Ep300 T C 15: 81,470,887 (GRCm39) S20P unknown Het
Fmnl2 C T 2: 52,963,692 (GRCm39) L275F unknown Het
Fstl4 C T 11: 53,067,798 (GRCm39) Q554* probably null Het
Gal3st2b G T 1: 93,868,506 (GRCm39) D246Y probably damaging Het
Gkap1 A T 13: 58,398,966 (GRCm39) D188E probably benign Het
Gm14226 T A 2: 154,866,630 (GRCm39) C196S possibly damaging Het
Gm8297 A G 14: 16,167,939 (GRCm39) N193S possibly damaging Het
Grm8 T C 6: 27,363,671 (GRCm39) R615G 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
Kif26b T A 1: 178,692,441 (GRCm39) S461T probably benign Het
L3mbtl3 A T 10: 26,228,215 (GRCm39) V15E unknown Het
Lama4 A T 10: 38,954,843 (GRCm39) H1132L probably damaging Het
Ldlrad4 G T 18: 68,368,740 (GRCm39) A66S possibly damaging Het
Ldlrad4 T C 18: 68,368,827 (GRCm39) S95P probably damaging Het
Liph G T 16: 21,777,664 (GRCm39) L379I probably damaging Het
Lrp2 T A 2: 69,331,883 (GRCm39) E1624V 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
Mrps15 A T 4: 125,945,170 (GRCm39) N119I probably damaging Het
Or10d4 C A 9: 39,580,534 (GRCm39) F60L possibly damaging Het
Or5ac21 A T 16: 59,123,614 (GRCm39) I33F probably 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
Pax8 A G 2: 24,325,913 (GRCm39) S324P possibly 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
Plau A G 14: 20,892,393 (GRCm39) S393G probably benign 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
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
Rapgefl1 A G 11: 98,741,980 (GRCm39) N648S probably damaging Het
Rapsn A G 2: 90,875,293 (GRCm39) T359A probably benign Het
Sap25 C T 5: 137,640,186 (GRCm39) R66W probably benign Het
Setd6 A T 8: 96,442,866 (GRCm39) H101L probably benign Het
Slc22a3 G T 17: 12,683,350 (GRCm39) A171E probably damaging Het
Tbc1d2 C T 4: 46,637,746 (GRCm39) probably null Het
Tfap2b G A 1: 19,304,531 (GRCm39) G447D probably damaging Het
Txndc2 A G 17: 65,945,238 (GRCm39) V313A probably benign Het
Uevld A T 7: 46,576,100 (GRCm39) I462N 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
Zfp936 A G 7: 42,839,720 (GRCm39) T396A possibly damaging 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
R7778: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'- CCCGTATTGTTAGTATACTGTCCTG -3'
(R):5'- CCAAGTGTGCCTGCATATCC -3'

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