Incidental Mutation 'BB007:Bbs2'
ID 642415
Institutional Source Beutler Lab
Gene Symbol Bbs2
Ensembl Gene ENSMUSG00000031755
Gene Name Bardet-Biedl syndrome 2
Synonyms 2410125H22Rik
Accession Numbers
Essential gene? Possibly essential (E-score: 0.674) question?
Stock # BB007
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 94794582-94825556 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 94796625 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 675 (V675A)
Ref Sequence ENSEMBL: ENSMUSP00000034206 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034206] [ENSMUST00000060632] [ENSMUST00000093301] [ENSMUST00000109556]
AlphaFold Q9CWF6
Predicted Effect probably damaging
Transcript: ENSMUST00000034206
AA Change: V675A

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000034206
Gene: ENSMUSG00000031755
AA Change: V675A

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
Predicted Effect probably benign
Transcript: ENSMUST00000060632
SMART Domains Protein: ENSMUSP00000051430
Gene: ENSMUSG00000033009

DomainStartEndE-ValueType
P4Hc 46 223 4.87e-26 SMART
Pfam:Ofd1_CTDD 246 513 1.4e-50 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000093301
SMART Domains Protein: ENSMUSP00000090991
Gene: ENSMUSG00000033009

DomainStartEndE-ValueType
P4Hc 61 228 2.6e-12 SMART
low complexity region 328 353 N/A INTRINSIC
low complexity region 375 389 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000109556
SMART Domains Protein: ENSMUSP00000105183
Gene: ENSMUSG00000033009

DomainStartEndE-ValueType
P4Hc 61 238 4.87e-26 SMART
Pfam:Ofd1_CTDD 261 528 7.2e-51 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 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.] 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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam20 C T 8: 41,250,107 (GRCm39) T739I probably benign Het
Adam23 G T 1: 63,624,586 (GRCm39) V805F possibly damaging Het
Adamts17 A T 7: 66,499,547 (GRCm39) R31S probably damaging Het
Ano4 T A 10: 89,163,138 (GRCm39) Y27F possibly damaging Het
Brca2 A G 5: 150,481,975 (GRCm39) E2839G probably damaging Het
Capn5 C T 7: 97,773,085 (GRCm39) V640I probably benign Het
Casp4 C T 9: 5,321,318 (GRCm39) T23M probably damaging Het
Cerk C T 15: 86,028,920 (GRCm39) E379K possibly damaging Het
Comp G A 8: 70,826,503 (GRCm39) G26D probably damaging Het
Cpxm1 G A 2: 130,236,982 (GRCm39) A220V possibly damaging Het
Cyp2c69 G T 19: 39,831,434 (GRCm39) P460T possibly damaging Het
Ddx23 T C 15: 98,546,504 (GRCm39) D555G probably damaging Het
E2f6 T A 12: 16,869,058 (GRCm39) I127K probably damaging Het
Efr3a T A 15: 65,733,589 (GRCm39) D716E probably benign Het
Esp16 T G 17: 39,850,868 (GRCm39) S82R possibly damaging Het
Fasn A C 11: 120,700,061 (GRCm39) S2199A probably benign Het
Fscb A G 12: 64,519,337 (GRCm39) S710P unknown Het
Gas7 A G 11: 67,556,217 (GRCm39) I185M probably damaging Het
Glg1 A T 8: 111,887,367 (GRCm39) L1047I possibly damaging Het
Golga5 A G 12: 102,450,681 (GRCm39) N445D probably benign Het
Grin2c A T 11: 115,147,063 (GRCm39) H377Q probably benign Het
Hmgcs1 T C 13: 120,161,499 (GRCm39) I97T possibly damaging Het
Ifi211 T C 1: 173,733,769 (GRCm39) T131A possibly damaging Het
Ifngr1 A G 10: 19,484,931 (GRCm39) K310R probably damaging Het
Il18rap T C 1: 40,587,803 (GRCm39) V467A probably damaging Het
Itgad C A 7: 127,782,280 (GRCm39) Q239K probably benign Het
Jrkl T C 9: 13,245,506 (GRCm39) I52V possibly damaging Het
Kdm6b A T 11: 69,290,778 (GRCm39) D1630E unknown Het
Krt75 C A 15: 101,473,318 (GRCm39) *552L probably null Het
Mbd2 A G 18: 70,701,948 (GRCm39) D154G probably damaging Het
Mutyh A T 4: 116,674,153 (GRCm39) N235Y probably benign Het
Myo5b A G 18: 74,864,825 (GRCm39) T1348A probably benign Het
Ndufs7 T C 10: 80,089,619 (GRCm39) probably null Het
Nup205 T G 6: 35,171,511 (GRCm39) M458R probably damaging Het
Or1e32 A C 11: 73,705,926 (GRCm39) probably benign Het
Or1j4 G T 2: 36,740,285 (GRCm39) V76F probably damaging Het
Or2at1 A T 7: 99,416,803 (GRCm39) T145S probably benign Het
Or5b119 G A 19: 13,457,019 (GRCm39) P181L probably damaging Het
Or6b2 T A 1: 92,407,570 (GRCm39) M258L probably benign Het
Or8b101 A G 9: 38,020,264 (GRCm39) N89S possibly damaging Het
Or8k25 T A 2: 86,243,560 (GRCm39) T279S probably damaging Het
Plcl2 T G 17: 50,913,831 (GRCm39) I280S probably benign Het
Ppargc1a A T 5: 51,630,264 (GRCm39) Y618N unknown Het
Rab43 A T 6: 87,788,348 (GRCm39) I60N probably damaging Het
Rnf126 A T 10: 79,596,726 (GRCm39) C231S probably damaging Het
Rnf220 T A 4: 117,164,787 (GRCm39) E238D probably damaging Het
Scn9a A T 2: 66,335,193 (GRCm39) D1265E probably damaging Het
Sntb2 T A 8: 107,728,269 (GRCm39) S406T probably damaging Het
Sos1 T C 17: 80,714,267 (GRCm39) I1068V probably benign Het
Spart A G 3: 55,035,697 (GRCm39) K519E probably damaging Het
Tlx3 A T 11: 33,153,058 (GRCm39) F134L probably damaging Het
Trbj1-2 A T 6: 41,510,964 (GRCm39) T10S Het
Txk A C 5: 72,892,536 (GRCm39) L33R probably damaging Het
Ulk2 A G 11: 61,682,258 (GRCm39) probably null Het
Usp20 T C 2: 30,900,556 (GRCm39) S357P probably benign Het
Wac T A 18: 7,921,560 (GRCm39) N565K possibly damaging Het
Zfp1007 A T 5: 109,823,622 (GRCm39) C609* probably null Het
Zfp709 G T 8: 72,644,684 (GRCm39) K704N probably damaging Het
Zfp788 C T 7: 41,299,049 (GRCm39) Q562* 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
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
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'- TTGAGTAGTAGAAGCCAGGGCC -3'
(R):5'- TCCCTACAGACCAGTTCAGAG -3'

Sequencing Primer
(F):5'- TAGAAGCCAGGGCCAGCTC -3'
(R):5'- TGAACTGTGCGCCATCATG -3'
Posted On 2020-08-01