Incidental Mutation 'R6183:Ibsp'
ID 487617
Institutional Source Beutler Lab
Gene Symbol Ibsp
Ensembl Gene ENSMUSG00000029306
Gene Name integrin binding sialoprotein
Synonyms Bsp2, bone sialoprotein, BSP, Bsp
Accession Numbers
Essential gene? Probably non essential (E-score: 0.084) question?
Stock # R6183 (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 G at 104453896 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 78 (E78G)
Ref Sequence ENSEMBL: ENSMUSP00000031246 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000031246]
AlphaFold Q61711
Predicted Effect possibly damaging
Transcript: ENSMUST00000031246
AA Change: E78G

PolyPhen 2 Score 0.953 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000031246
Gene: ENSMUSG00000029306
AA Change: E78G

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Pfam:BSP_II 17 321 2.8e-127 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 97.9%
  • 20x: 94.0%
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: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb4 T A 5: 8,968,718 (GRCm39) D352E probably benign Het
Adgrb3 T A 1: 25,133,451 (GRCm39) I972L probably damaging Het
Alg3 T C 16: 20,429,391 (GRCm39) Y33C probably benign Het
Atp1a3 C T 7: 24,681,177 (GRCm39) G816D probably damaging Het
Ccdc121 T C 5: 31,645,320 (GRCm39) Y358H probably damaging Het
Ces1g C T 8: 94,057,867 (GRCm39) V145M possibly damaging Het
Clip1 A G 5: 123,780,667 (GRCm39) S339P probably damaging Het
Col2a1 G T 15: 97,886,671 (GRCm39) T378N unknown Het
Dennd4b ACAGCAGCAGCAGCAGCAGCAGCAGCAGCAG ACAGCAGCAGCAGCAGCAGCAGCAGCAG 3: 90,182,875 (GRCm39) probably benign Het
Dnah12 T A 14: 26,583,726 (GRCm39) L3207Q probably damaging Het
Efcab5 T C 11: 77,028,084 (GRCm39) T416A probably benign Het
Ephb1 A T 9: 102,072,524 (GRCm39) I85N probably damaging Het
Etnppl T C 3: 130,413,966 (GRCm39) C22R probably damaging Het
F830016B08Rik A G 18: 60,432,949 (GRCm39) T11A probably benign Het
Gm5458 C A 14: 19,649,712 (GRCm39) V171L probably damaging Het
Helb G T 10: 119,948,903 (GRCm39) probably null Het
Hnrnpll A G 17: 80,357,305 (GRCm39) V237A possibly damaging Het
Hps3 T C 3: 20,063,032 (GRCm39) T712A probably benign Het
Ighv1-62-2 G A 12: 115,410,056 (GRCm39) A111V probably damaging Het
Igkv4-63 G T 6: 69,355,108 (GRCm39) Q58K probably damaging Het
Iqcg T C 16: 32,851,293 (GRCm39) Y226C probably damaging Het
Khdc1a A T 1: 21,420,332 (GRCm39) D30V possibly damaging Het
Krtap5-5 C A 7: 141,783,524 (GRCm39) C42F unknown Het
Lmod3 T C 6: 97,229,514 (GRCm39) N7D probably damaging Het
Lvrn A G 18: 46,983,752 (GRCm39) N165S probably benign Het
Ms4a4c A G 19: 11,403,593 (GRCm39) T192A possibly damaging Het
Ncald A T 15: 37,397,476 (GRCm39) V68D probably damaging Het
Or4e5 T A 14: 52,728,188 (GRCm39) T78S probably benign Het
Pcdhgb7 A T 18: 37,885,315 (GRCm39) I162F probably damaging Het
Prokr1 T C 6: 87,565,834 (GRCm39) T4A possibly damaging Het
Qrich2 T A 11: 116,348,955 (GRCm39) probably benign Het
Rgl1 C T 1: 152,462,321 (GRCm39) E60K possibly damaging Het
Rtn1 A T 12: 72,455,265 (GRCm39) W21R probably benign Het
Scart2 A G 7: 139,875,947 (GRCm39) T404A possibly damaging Het
Spast A G 17: 74,680,353 (GRCm39) I438M probably damaging Het
Sptbn5 C T 2: 119,889,898 (GRCm39) probably benign Het
Sry C G Y: 2,662,975 (GRCm39) Q228H unknown Het
Tas1r1 A G 4: 152,116,998 (GRCm39) I212T probably damaging Het
Tbc1d1 A G 5: 64,432,768 (GRCm39) N439D probably damaging Het
Tjp2 C T 19: 24,078,155 (GRCm39) A913T probably damaging Het
Tnfrsf26 A G 7: 143,165,494 (GRCm39) L47P probably damaging Het
Unc13a A T 8: 72,097,310 (GRCm39) S1195T probably damaging Het
Usp54 T C 14: 20,602,313 (GRCm39) R1346G probably damaging Het
Vmn1r54 T A 6: 90,246,272 (GRCm39) M62K possibly damaging Het
Vmn2r125 A T 4: 156,702,364 (GRCm39) D50V probably damaging Het
Vmn2r66 T C 7: 84,644,766 (GRCm39) D548G possibly damaging Het
Vmn2r95 T A 17: 18,664,192 (GRCm39) N470K probably damaging Het
Zc3h7a A T 16: 10,965,234 (GRCm39) I633N 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
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
R9431:Ibsp UTSW 5 104,457,167 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGCTGGAAACCCCTCCATAG -3'
(R):5'- CCATGTCTAGGTAGCTTTAACCTC -3'

Sequencing Primer
(F):5'- TGGAAACCCCTCCATAGTTAGC -3'
(R):5'- GGTAGCTTTAACCTCAAATTACAATG -3'
Posted On 2017-10-10