Incidental Mutation 'R6172:Bbs2'
ID 488250
Institutional Source Beutler Lab
Gene Symbol Bbs2
Ensembl Gene ENSMUSG00000031755
Gene Name Bardet-Biedl syndrome 2
Synonyms 2410125H22Rik
MMRRC Submission 044315-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.674) question?
Stock # R6172 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 94794582-94825556 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 94814039 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 193 (E193G)
Ref Sequence ENSEMBL: ENSMUSP00000034206 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034206]
AlphaFold Q9CWF6
Predicted Effect probably benign
Transcript: ENSMUST00000034206
AA Change: E193G

PolyPhen 2 Score 0.020 (Sensitivity: 0.95; Specificity: 0.80)
SMART Domains Protein: ENSMUSP00000034206
Gene: ENSMUSG00000031755
AA Change: E193G

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 0.0592 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.8%
  • 20x: 93.5%
Validation Efficiency 100% (44/44)
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: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arhgap42 A T 9: 9,148,246 (GRCm39) C108S possibly damaging Het
Bpifb2 C A 2: 153,732,332 (GRCm39) H310Q probably benign Het
Cand2 A G 6: 115,768,271 (GRCm39) E472G probably benign Het
Cd81 A G 7: 142,606,691 (GRCm39) probably benign Het
Chd5 A T 4: 152,463,848 (GRCm39) H1476L probably damaging Het
Clpx C A 9: 65,209,161 (GRCm39) S92* probably null Het
Cstf3 T C 2: 104,481,987 (GRCm39) V276A probably damaging Het
Ehd4 G A 2: 119,932,737 (GRCm39) Q230* probably null Het
Erich3 A G 3: 154,469,978 (GRCm39) T4A possibly damaging Het
Erlin2 T G 8: 27,526,123 (GRCm39) probably null Het
Exosc1 C A 19: 41,912,442 (GRCm39) Q148H probably damaging Het
Fbxw27 A T 9: 109,601,337 (GRCm39) V261E probably damaging Het
Flrt2 T A 12: 95,746,305 (GRCm39) N214K probably damaging Het
Foxp1 G A 6: 98,992,471 (GRCm39) Q41* probably null Het
Foxp1 C A 6: 98,992,475 (GRCm39) probably null Het
Frk T C 10: 34,467,961 (GRCm39) L325P probably damaging Het
Gm21698 T C 5: 26,192,371 (GRCm39) I72V probably benign Het
Gm39115 A T 7: 141,689,651 (GRCm39) C41S unknown Het
Hectd1 G A 12: 51,816,065 (GRCm39) P1336S probably damaging Het
Ighv7-1 T C 12: 113,860,183 (GRCm39) S70G probably damaging Het
Itga10 T C 3: 96,554,753 (GRCm39) I78T probably benign Het
Itgb4 A G 11: 115,891,237 (GRCm39) H1218R probably benign Het
Marchf6 A T 15: 31,483,013 (GRCm39) N463K possibly damaging Het
Muc5b A C 7: 141,412,513 (GRCm39) T1820P unknown Het
Nfatc4 A G 14: 56,066,990 (GRCm39) T510A possibly damaging Het
Nwd2 G T 5: 63,964,249 (GRCm39) V1278F probably damaging Het
Or52n2c A C 7: 104,574,503 (GRCm39) M156R probably benign Het
Or7g19 A G 9: 18,856,042 (GRCm39) T33A probably benign Het
P2rx1 G A 11: 72,900,856 (GRCm39) V209M probably damaging Het
Pkn1 T C 8: 84,397,384 (GRCm39) K874R possibly damaging Het
Plec C T 15: 76,056,576 (GRCm39) V4444I probably damaging Het
Ppp1r37 A T 7: 19,266,329 (GRCm39) M479K possibly damaging Het
Prr11 A C 11: 86,994,449 (GRCm39) F66V probably benign Het
Rbbp5 A G 1: 132,424,554 (GRCm39) D268G possibly damaging Het
Rbbp6 T A 7: 122,597,778 (GRCm39) Y734* probably null Het
Rc3h2 GCC GCCC 2: 37,304,745 (GRCm39) probably null Het
Rhou A G 8: 124,387,903 (GRCm39) K212E probably benign Het
Rsph1 G A 17: 31,492,392 (GRCm39) T58I probably benign Het
Serpina3m A G 12: 104,355,486 (GRCm39) N51S probably damaging Het
Shisa6 A T 11: 66,108,832 (GRCm39) D348E probably benign Het
Slc6a5 T A 7: 49,598,081 (GRCm39) Y648* probably null Het
Stag3 A G 5: 138,298,105 (GRCm39) D699G probably benign Het
Terf2ip A T 8: 112,744,649 (GRCm39) D322V probably damaging Het
Vmn1r125 A T 7: 21,006,275 (GRCm39) M58L probably benign Het
Wdr49 T A 3: 75,205,487 (GRCm39) D643V 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
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
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'- CTAAGCAGCAGAGTTAGGGC -3'
(R):5'- AGCCACATTTTCTCAAGTGACC -3'

Sequencing Primer
(F):5'- CCTCTGAGTGCAATGCTGAC -3'
(R):5'- ATTACAACCCCCTTGAGTACTGGG -3'
Posted On 2017-10-10