Incidental Mutation 'R7330:Bbs2'
ID 569182
Institutional Source Beutler Lab
Gene Symbol Bbs2
Ensembl Gene ENSMUSG00000031755
Gene Name Bardet-Biedl syndrome 2
Synonyms 2410125H22Rik
MMRRC Submission 045423-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.744) question?
Stock # R7330 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 94794582-94825556 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 94814033 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Valine at position 195 (E195V)
Ref Sequence ENSEMBL: ENSMUSP00000034206 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034206]
AlphaFold Q9CWF6
Predicted Effect possibly damaging
Transcript: ENSMUST00000034206
AA Change: E195V

PolyPhen 2 Score 0.784 (Sensitivity: 0.85; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000034206
Gene: ENSMUSG00000031755
AA Change: E195V

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acaa1b T C 9: 118,977,450 (GRCm39) T411A possibly damaging Het
Ace A G 11: 105,876,887 (GRCm39) H1123R probably damaging Het
Acot12 T A 13: 91,889,651 (GRCm39) M1K probably null Het
Actr2 A T 11: 20,022,544 (GRCm39) M309K probably damaging Het
Ahsa2 G T 11: 23,440,558 (GRCm39) T279K probably benign Het
Ak8 A G 2: 28,702,947 (GRCm39) Y437C possibly damaging Het
Atp1a3 T A 7: 24,700,577 (GRCm39) K5* probably null Het
C4b T A 17: 34,949,446 (GRCm39) Y1505F probably damaging Het
Camkk1 C G 11: 72,917,873 (GRCm39) N147K probably damaging Het
Cdh18 G A 15: 23,227,036 (GRCm39) V166I possibly damaging Het
Cep135 T A 5: 76,754,592 (GRCm39) C356* probably null Het
Cilp A T 9: 65,187,527 (GRCm39) R1207S probably benign Het
Clcnkb A G 4: 141,137,923 (GRCm39) I291T possibly damaging Het
Clrn3 G T 7: 135,130,198 (GRCm39) S12Y probably damaging Het
Clstn2 G T 9: 97,343,422 (GRCm39) A675D probably benign Het
Cpvl A G 6: 53,951,744 (GRCm39) I13T probably benign Het
Cyp2c68 A G 19: 39,677,634 (GRCm39) I452T probably damaging Het
Dhh A G 15: 98,792,291 (GRCm39) V239A probably damaging Het
Edar T G 10: 58,446,376 (GRCm39) H183P probably damaging Het
Epha2 T A 4: 141,035,764 (GRCm39) S67T probably benign Het
Gapdh A G 6: 125,139,900 (GRCm39) L168P probably benign Het
Grm4 C T 17: 27,653,798 (GRCm39) W717* probably null Het
Gtf3c1 T C 7: 125,303,055 (GRCm39) I127V probably benign Het
Igkv4-72 C T 6: 69,204,087 (GRCm39) A35T probably damaging Het
Il6st T A 13: 112,630,185 (GRCm39) S344T probably benign Het
Ip6k1 A G 9: 107,922,452 (GRCm39) D168G possibly damaging Het
Itpr1 G A 6: 108,415,292 (GRCm39) R1742H probably benign Het
Lat2 T A 5: 134,635,641 (GRCm39) T58S probably damaging Het
Limk2 T C 11: 3,296,311 (GRCm39) K566E probably benign Het
Lonp2 C A 8: 87,358,022 (GRCm39) T81K probably damaging Het
Mdn1 C A 4: 32,723,685 (GRCm39) N2540K probably benign Het
Myt1l T A 12: 29,901,553 (GRCm39) D769E unknown Het
Neb C T 2: 52,079,715 (GRCm39) V5780M possibly damaging Het
Or1j18 T A 2: 36,625,057 (GRCm39) C241* probably null Het
Or5d35 C A 2: 87,855,265 (GRCm39) H66Q possibly damaging Het
Or6c8b C T 10: 128,882,333 (GRCm39) V200M probably damaging Het
Or7g25 T A 9: 19,160,567 (GRCm39) I43F probably benign Het
Pcdhga12 T C 18: 37,901,439 (GRCm39) V757A probably damaging Het
Prpf31 A G 7: 3,642,854 (GRCm39) T448A probably damaging Het
Rbm6 A T 9: 107,668,244 (GRCm39) M694K possibly damaging Het
Ropn1l T C 15: 31,451,349 (GRCm39) Y45C Het
Selenbp1 T A 3: 94,847,021 (GRCm39) D182E probably benign Het
Son TACCATGGACTCCCAGATGTTAGCCTCTAGCACCATGGACTCCCAGATGTTAGCCTCTAGCACCATGGACTCCCAGATGTTAGCAACTAGCACCATGGACTCCCAGATGTTAGC TACCATGGACTCCCAGATGTTAGCCTCTAGCACCATGGACTCCCAGATGTTAGCAACTAGCACCATGGACTCCCAGATGTTAGC 16: 91,453,486 (GRCm39) probably benign Het
Spef1 G A 2: 131,014,653 (GRCm39) R90W probably damaging Het
Sspo A G 6: 48,452,396 (GRCm39) S2787G probably benign Het
Stox2 A G 8: 47,645,271 (GRCm39) S730P possibly damaging Het
Syne1 T C 10: 5,078,434 (GRCm39) N997S probably benign Het
Tipin A G 9: 64,195,508 (GRCm39) D38G probably benign Het
Tshz1 T A 18: 84,032,956 (GRCm39) K484M probably damaging Het
Ttll3 CAAAGTAA CAAAGTAAAGTAA 6: 113,376,118 (GRCm39) probably null Het
Ttll3 A AAGTAC 6: 113,376,125 (GRCm39) probably null Het
Ttn C T 2: 76,747,355 (GRCm39) V4565I probably benign Het
Ubr7 A G 12: 102,741,971 (GRCm39) I402V probably damaging Het
Ucn3 A T 13: 3,991,216 (GRCm39) N145K possibly damaging Het
Utp18 A T 11: 93,772,899 (GRCm39) probably null Het
Utp20 GAA GA 10: 88,623,424 (GRCm39) probably null Het
Vmn1r189 A G 13: 22,286,711 (GRCm39) I42T possibly damaging Het
Vmn2r91 T C 17: 18,326,429 (GRCm39) M238T probably damaging Het
Washc5 G T 15: 59,205,516 (GRCm39) A1125D probably benign Het
Wsb2 A G 5: 117,508,827 (GRCm39) E87G probably damaging Het
Zfat G A 15: 68,084,600 (GRCm39) P97L probably benign Het
Zfp87 T G 13: 74,523,153 (GRCm39) T22P probably 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
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
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'- TAAGCAGCAGAGTTAGGGCC -3'
(R):5'- AGCCACATTTTCTCAAGTGACC -3'

Sequencing Primer
(F):5'- CTCTGAGTGCAATGCTGACCTG -3'
(R):5'- ATTACAACCCCCTTGAGTACTGGG -3'
Posted On 2019-09-13