Incidental Mutation 'R9396:Ibsp'
ID 710823
Institutional Source Beutler Lab
Gene Symbol Ibsp
Ensembl Gene ENSMUSG00000029306
Gene Name integrin binding sialoprotein
Synonyms Bsp2, bone sialoprotein, BSP, Bsp
MMRRC Submission
Accession Numbers
Essential gene? Probably non essential (E-score: 0.084) question?
Stock # R9396 (G1)
Quality Score 225.009
Status Validated
Chromosome 5
Chromosomal Location 104447153-104459338 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 104458297 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 278 (Y278C)
Ref Sequence ENSEMBL: ENSMUSP00000031246 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000031246]
AlphaFold Q61711
Predicted Effect probably damaging
Transcript: ENSMUST00000031246
AA Change: Y278C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000031246
Gene: ENSMUSG00000029306
AA Change: Y278C

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Pfam:BSP_II 17 321 2.8e-127 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 98% (56/57)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a major structural protein of the bone matrix. It constitutes approximately 12% of the noncollagenous proteins in human bone and is synthesized by skeletal-associated cell types, including hypertrophic chondrocytes, osteoblasts, osteocytes, and osteoclasts. The only extraskeletal site of its synthesis is the trophoblast. This protein binds to calcium and hydroxyapatite via its acidic amino acid clusters, and mediates cell attachment through an RGD sequence that recognizes the vitronectin receptor. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele show reduced body weight/size, delayed long bone growth and mineralization with low bone turn over due to reduced osteoclast formation, delayed intramembranous ossification, progressive periodontal breakdown, and severe alveolar and mandibular bone loss. [provided by MGI curators]
Allele List at MGI

All alleles(3) : Targeted, knock-out(1) Targeted, other(2)

Other mutations in this stock
Total: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcg8 T A 17: 85,000,282 (GRCm39) F281I probably damaging Het
Acad8 A G 9: 26,887,041 (GRCm39) M402T probably damaging Het
Apcdd1 C T 18: 63,055,731 (GRCm39) probably benign Het
Apol7a T C 15: 77,273,925 (GRCm39) E179G possibly damaging Het
Asmt A G X: 169,110,141 (GRCm39) T217A probably benign Het
Cadm2 T C 16: 66,544,102 (GRCm39) Y318C probably damaging Het
Cckar G A 5: 53,864,623 (GRCm39) T26M probably damaging Het
Cd300ld G A 11: 114,878,230 (GRCm39) T94I probably damaging Het
Cdk5rap2 A G 4: 70,172,903 (GRCm39) Y1390H possibly damaging Het
Cdk5rap2 C T 4: 70,182,895 (GRCm39) S1268N probably damaging Het
Csrnp3 C T 2: 65,832,841 (GRCm39) R127C probably damaging Het
Dsc2 T A 18: 20,174,773 (GRCm39) R501* probably null Het
Dusp2 C T 2: 127,179,638 (GRCm39) R294C probably damaging Het
Edrf1 A G 7: 133,261,838 (GRCm39) K878E possibly damaging Het
Evc T C 5: 37,476,434 (GRCm39) T372A possibly damaging Het
Fcgr1 T A 3: 96,194,390 (GRCm39) K166* probably null Het
Fstl4 C A 11: 52,664,778 (GRCm39) P36Q probably benign Het
Gas2l2 A T 11: 83,313,659 (GRCm39) I551N probably benign Het
Hc G T 2: 34,927,615 (GRCm39) S333* probably null Het
Ifitm10 A T 7: 141,924,704 (GRCm39) V45D probably damaging Het
Kcnc3 T C 7: 44,240,937 (GRCm39) S210P possibly damaging Het
Klhl3 T G 13: 58,161,662 (GRCm39) T531P probably damaging Het
Mapt C A 11: 104,189,555 (GRCm39) P191Q possibly damaging Het
Myh9 T C 15: 77,647,496 (GRCm39) T1840A probably benign Het
Myof A T 19: 37,923,294 (GRCm39) C1320S probably damaging Het
Myom3 G T 4: 135,513,199 (GRCm39) V626L probably benign Het
Nalf2 C T X: 98,889,097 (GRCm39) R321W probably damaging Het
Ndor1 A G 2: 25,138,921 (GRCm39) L321P probably benign Het
Nhsl1 T A 10: 18,399,749 (GRCm39) M291K probably damaging Het
Nubp2 C T 17: 25,103,476 (GRCm39) V134I probably benign Het
Nuf2 T C 1: 169,337,917 (GRCm39) I287V probably benign Het
Or1d2 T A 11: 74,256,089 (GRCm39) M198K probably benign Het
Or2n1 T A 17: 38,486,421 (GRCm39) W149R probably damaging Het
Or4k42 A G 2: 111,319,864 (GRCm39) L213P probably benign Het
Or51i2 A G 7: 103,689,720 (GRCm39) N239S probably benign Het
Or55b4 A C 7: 102,134,180 (GRCm39) V49G possibly damaging Het
Or5k3 G A 16: 58,969,302 (GRCm39) V30M probably damaging Het
Or8k28 A T 2: 86,285,845 (GRCm39) C257S probably benign Het
Pals1 G T 12: 78,871,521 (GRCm39) R367L possibly damaging Het
Pkd1l3 GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA 8: 110,350,827 (GRCm39) probably benign Het
Ppp1r12a A G 10: 108,100,571 (GRCm39) E863G probably damaging Het
Pskh1 C T 8: 106,640,091 (GRCm39) T257M possibly damaging Het
Rasgef1b T C 5: 99,377,188 (GRCm39) I334V probably benign Het
Rnf180 T A 13: 105,318,027 (GRCm39) K462* probably null Het
Sin3a A G 9: 57,008,445 (GRCm39) D455G probably benign Het
Slc15a4 A G 5: 127,694,463 (GRCm39) probably benign Het
Slc2a13 T C 15: 91,227,915 (GRCm39) T426A probably benign Het
Smarca5 T C 8: 81,463,358 (GRCm39) K70R probably benign Het
Smg1 A G 7: 117,807,303 (GRCm39) V182A unknown Het
Stim1 G A 7: 102,064,592 (GRCm39) V221I possibly damaging Het
Tbx18 T C 9: 87,609,432 (GRCm39) D201G probably damaging Het
Tcf25 A G 8: 124,127,831 (GRCm39) E630G probably benign Het
Tm7sf3 T C 6: 146,523,472 (GRCm39) N135S possibly damaging Het
Togaram1 A G 12: 65,014,429 (GRCm39) N560S probably damaging Het
Unc13d A G 11: 115,966,529 (GRCm39) probably null Het
Zfp445 A C 9: 122,681,581 (GRCm39) S787A probably benign Het
Zfp949 T C 9: 88,449,260 (GRCm39) W22R probably damaging Het
Other mutations in Ibsp
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00687:Ibsp APN 5 104,457,934 (GRCm39) missense probably benign 0.27
IGL02317:Ibsp APN 5 104,450,332 (GRCm39) missense probably damaging 1.00
IGL02539:Ibsp APN 5 104,450,149 (GRCm39) missense probably damaging 0.99
IGL03236:Ibsp APN 5 104,453,871 (GRCm39) missense probably benign 0.30
crunch UTSW 5 104,457,148 (GRCm39) missense probably damaging 1.00
I2289:Ibsp UTSW 5 104,450,353 (GRCm39) missense possibly damaging 0.64
PIT4445001:Ibsp UTSW 5 104,450,170 (GRCm39) missense possibly damaging 0.94
R0049:Ibsp UTSW 5 104,450,024 (GRCm39) missense probably damaging 1.00
R0049:Ibsp UTSW 5 104,450,024 (GRCm39) missense probably damaging 1.00
R0234:Ibsp UTSW 5 104,457,935 (GRCm39) small deletion probably benign
R0610:Ibsp UTSW 5 104,458,000 (GRCm39) missense probably benign 0.07
R0656:Ibsp UTSW 5 104,457,886 (GRCm39) critical splice acceptor site probably null
R1168:Ibsp UTSW 5 104,450,018 (GRCm39) missense probably damaging 0.99
R1440:Ibsp UTSW 5 104,458,405 (GRCm39) missense unknown
R1569:Ibsp UTSW 5 104,458,017 (GRCm39) missense probably damaging 1.00
R1921:Ibsp UTSW 5 104,458,078 (GRCm39) missense probably damaging 1.00
R2172:Ibsp UTSW 5 104,458,296 (GRCm39) missense probably damaging 1.00
R2879:Ibsp UTSW 5 104,458,260 (GRCm39) missense possibly damaging 0.88
R4399:Ibsp UTSW 5 104,457,148 (GRCm39) missense probably damaging 1.00
R4517:Ibsp UTSW 5 104,453,863 (GRCm39) nonsense probably null
R5417:Ibsp UTSW 5 104,458,335 (GRCm39) missense possibly damaging 0.95
R5575:Ibsp UTSW 5 104,457,925 (GRCm39) missense possibly damaging 0.78
R6183:Ibsp UTSW 5 104,453,896 (GRCm39) missense possibly damaging 0.95
R6273:Ibsp UTSW 5 104,458,167 (GRCm39) missense probably benign 0.15
R6295:Ibsp UTSW 5 104,449,987 (GRCm39) splice site probably null
R7061:Ibsp UTSW 5 104,457,768 (GRCm39) splice site probably null
R7133:Ibsp UTSW 5 104,450,172 (GRCm39) nonsense probably null
R7202:Ibsp UTSW 5 104,450,027 (GRCm39) missense probably benign 0.02
R7205:Ibsp UTSW 5 104,458,297 (GRCm39) missense probably damaging 0.99
R7769:Ibsp UTSW 5 104,458,050 (GRCm39) missense probably damaging 0.97
R7769:Ibsp UTSW 5 104,453,871 (GRCm39) missense probably benign 0.15
R8506:Ibsp UTSW 5 104,457,947 (GRCm39) missense probably damaging 1.00
R8840:Ibsp UTSW 5 104,458,006 (GRCm39) missense probably benign 0.00
R9431:Ibsp UTSW 5 104,457,167 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AAGCGTCACTGAAGCAGGTG -3'
(R):5'- GCACCTTCCTGAGTTGAATTTTG -3'

Sequencing Primer
(F):5'- TCACTGAAGCAGGTGCAGAAG -3'
(R):5'- TGGGGAATTCAAATGGGGAAATTCC -3'
Posted On 2022-04-18