Incidental Mutation 'R9431:Ibsp'
ID 712952
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: 0.088) question?
Stock # R9431 (G1)
Quality Score 225.009
Status Not validated
Chromosome 5
Chromosomal Location 104447153-104459338 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 104457167 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Isoleucine at position 92 (N92I)
Ref Sequence ENSEMBL: ENSMUSP00000031246 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000031246]
AlphaFold Q61711
Predicted Effect probably damaging
Transcript: ENSMUST00000031246
AA Change: N92I

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000031246
Gene: ENSMUSG00000029306
AA Change: N92I

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: 98.8%
Validation Efficiency
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310003L06Rik A C 5: 88,120,325 (GRCm39) I361L possibly damaging Het
Aebp2 C T 6: 140,592,594 (GRCm39) P446L probably damaging Het
Arhgap32 C A 9: 32,170,463 (GRCm39) A1081D probably damaging Het
Btbd16 C T 7: 130,417,516 (GRCm39) R344C probably damaging Het
Cdc73 T A 1: 143,545,740 (GRCm39) K299* probably null Het
Cpq C T 15: 33,250,078 (GRCm39) T145I probably benign Het
Creb1 C A 1: 64,615,413 (GRCm39) A215E probably damaging Het
D630045J12Rik G T 6: 38,173,814 (GRCm39) A118E probably benign Het
Dnah7a A T 1: 53,450,812 (GRCm39) F3873I possibly damaging Het
Dock10 T C 1: 80,583,593 (GRCm39) Y203C probably damaging Het
Evi5 A G 5: 107,990,150 (GRCm39) V23A probably damaging Het
Fat2 T C 11: 55,142,838 (GRCm39) D4337G probably damaging Het
Fbxl17 G A 17: 63,387,489 (GRCm39) T631I probably damaging Het
Fktn G A 4: 53,734,854 (GRCm39) G125D probably benign Het
Focad A G 4: 88,321,583 (GRCm39) M1559V unknown Het
Fras1 A T 5: 96,900,873 (GRCm39) I3031L possibly damaging Het
Gnas T C 2: 174,139,826 (GRCm39) S58P unknown Het
Hdac9 G A 12: 34,440,327 (GRCm39) Q351* probably null Het
Kank1 C A 19: 25,387,866 (GRCm39) T513N probably damaging Het
Kcnh1 A G 1: 192,101,123 (GRCm39) T599A probably benign Het
Kdm5a T A 6: 120,392,253 (GRCm39) L992M probably damaging Het
Lipc T C 9: 70,723,889 (GRCm39) Y245C probably damaging Het
Mdfic2 T C 6: 98,215,164 (GRCm39) H153R probably benign Het
Morc3 C A 16: 93,667,771 (GRCm39) Y716* probably null Het
Mroh2b A T 15: 4,963,952 (GRCm39) D848V probably damaging Het
Or13c7e-ps1 A C 4: 43,781,682 (GRCm39) I216S possibly damaging Het
Or2d2b T A 7: 106,705,336 (GRCm39) H244L probably damaging Het
Or2y1b A G 11: 49,208,459 (GRCm39) I29V probably benign Het
Or5h27 A G 16: 59,006,090 (GRCm39) V252A unknown Het
Or6ae1 T A 7: 139,741,942 (GRCm39) Q307L probably benign Het
Patl1 A G 19: 11,898,815 (GRCm39) E170G probably damaging Het
Rad17 A G 13: 100,780,074 (GRCm39) V112A probably damaging Het
Rigi A G 4: 40,229,545 (GRCm39) S125P probably benign Het
Sertad2 A T 11: 20,598,425 (GRCm39) E207V probably benign Het
Slc12a5 T C 2: 164,832,178 (GRCm39) V699A possibly damaging Het
Slc13a4 A G 6: 35,278,742 (GRCm39) V49A probably damaging Het
Slc22a6 A G 19: 8,598,596 (GRCm39) T218A probably benign Het
Slc30a9 A G 5: 67,505,278 (GRCm39) D422G probably damaging Het
Slc37a3 T C 6: 39,324,363 (GRCm39) Y295C possibly damaging Het
Slc39a8 T C 3: 135,563,923 (GRCm39) V256A probably benign Het
Slc45a2 G A 15: 11,026,005 (GRCm39) E452K possibly damaging Het
Slc4a11 C T 2: 130,533,664 (GRCm39) A100T probably damaging Het
Slc7a12 G A 3: 14,546,035 (GRCm39) C60Y probably damaging Het
St8sia3 T A 18: 64,398,640 (GRCm39) L33Q probably damaging Het
Tiam1 A G 16: 89,594,918 (GRCm39) probably null Het
Trim37 T A 11: 87,077,257 (GRCm39) V529E probably benign Het
Trpv3 A T 11: 73,178,225 (GRCm39) T431S probably benign Het
Tsc22d1 TCAGCAGCAGCAGCAGCAGCAGCAGCA TCAGCAGCAGCAGCAGCAGCAGCA 14: 76,654,707 (GRCm39) probably benign Het
Ttn C T 2: 76,544,679 (GRCm39) V32808M probably damaging Het
Vmn2r27 T C 6: 124,168,856 (GRCm39) Y758C probably damaging Het
Vwa5b2 C T 16: 20,423,046 (GRCm39) P1015S probably benign Het
Whamm A G 7: 81,236,035 (GRCm39) R413G probably damaging Het
Zbtb41 C T 1: 139,350,781 (GRCm39) probably benign Het
Zfp119b A G 17: 56,246,536 (GRCm39) S217P possibly 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
R9396:Ibsp UTSW 5 104,458,297 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ACTGTTTAGCAACGATCTACAGAAC -3'
(R):5'- CGTGTTTGGGGCTCATTACC -3'

Sequencing Primer
(F):5'- TGAAAACCTGAAGCACCGG -3'
(R):5'- GGCTCATTACCTTCTTGGGCAG -3'
Posted On 2022-05-16