Incidental Mutation 'R5417:Ibsp'
ID 427781
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 # R5417 (G1)
Quality Score 225
Status Not validated
Chromosome 5
Chromosomal Location 104447153-104459338 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 104458335 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Lysine at position 291 (E291K)
Ref Sequence ENSEMBL: ENSMUSP00000031246 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000031246]
AlphaFold Q61711
Predicted Effect possibly damaging
Transcript: ENSMUST00000031246
AA Change: E291K

PolyPhen 2 Score 0.951 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000031246
Gene: ENSMUSG00000029306
AA Change: E291K

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Pfam:BSP_II 17 321 2.8e-127 PFAM
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.7%
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: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arhgap39 A G 15: 76,619,301 (GRCm39) V761A possibly damaging Het
Ccdc47 C T 11: 106,101,176 (GRCm39) R162Q probably benign Het
Cfap65 T C 1: 74,964,259 (GRCm39) E563G probably damaging Het
Clec16a G A 16: 10,549,543 (GRCm39) C872Y probably damaging Het
Col17a1 C A 19: 47,650,829 (GRCm39) G732C probably damaging Het
Cped1 A G 6: 22,233,579 (GRCm39) I812V probably null Het
Dennd1c CCGCCCCTCGCTGACAGC CC 17: 57,373,755 (GRCm39) probably null Het
Dgkg A T 16: 22,407,081 (GRCm39) M168K possibly damaging Het
Dnase1l1 C T X: 73,320,644 (GRCm39) probably null Het
Dolpp1 T C 2: 30,286,249 (GRCm39) L18P probably damaging Het
Eif3e A T 15: 43,128,917 (GRCm39) D234E probably benign Het
Epha6 C A 16: 60,245,198 (GRCm39) A334S possibly damaging Het
Fbxw10 G A 11: 62,767,990 (GRCm39) R942Q possibly damaging Het
Flvcr2 T G 12: 85,793,965 (GRCm39) F114V probably damaging Het
Gm14443 A T 2: 175,011,796 (GRCm39) C217S probably damaging Het
Gphb5 A T 12: 75,459,746 (GRCm39) V83E possibly damaging Het
Gpsm1 T C 2: 26,214,045 (GRCm39) probably null Het
Grik4 A G 9: 42,582,544 (GRCm39) F134S probably benign Het
Igfals T G 17: 25,099,290 (GRCm39) L127R probably damaging Het
Igsf9b CGGCCCCGGCCCAG CGGCCCCGGCCCAGGCCCCGGCCCAG 9: 27,245,572 (GRCm39) probably benign Het
Iqcf3 T A 9: 106,431,413 (GRCm39) D63V probably damaging Het
Klc4 A G 17: 46,942,957 (GRCm39) probably null Het
Lgr6 C T 1: 134,921,748 (GRCm39) A199T probably damaging Het
Mapk8ip2 C A 15: 89,341,642 (GRCm39) D284E probably benign Het
Muc5b A T 7: 141,411,781 (GRCm39) T1576S unknown Het
Nlrp3 G A 11: 59,439,889 (GRCm39) G489S probably damaging Het
Nr5a1 T A 2: 38,598,098 (GRCm39) Q233L possibly damaging Het
Nusap1 G A 2: 119,477,624 (GRCm39) V345I probably damaging Het
Or10q1 A G 19: 13,727,217 (GRCm39) H249R probably benign Het
Or4k51 A G 2: 111,585,265 (GRCm39) T224A possibly damaging Het
Or51aa2 A T 7: 103,187,970 (GRCm39) V157E possibly damaging Het
Oxr1 A G 15: 41,683,767 (GRCm39) T378A probably benign Het
Pcdhb12 T C 18: 37,569,087 (GRCm39) F78L probably benign Het
Pgm2l1 A T 7: 99,921,583 (GRCm39) I605L probably benign Het
Pik3c2g A G 6: 139,682,669 (GRCm39) I17V probably benign Het
Prss39 A G 1: 34,539,209 (GRCm39) S150G probably benign Het
Scara5 CG C 14: 65,997,111 (GRCm39) probably null Het
Scg3 T A 9: 75,576,538 (GRCm39) Y279F probably benign Het
Skic2 C T 17: 35,065,574 (GRCm39) V327I probably damaging Het
Srfbp1 T C 18: 52,621,697 (GRCm39) C253R probably benign Het
Tcirg1 C T 19: 3,953,509 (GRCm39) probably null Het
Trim37 A G 11: 87,057,505 (GRCm39) Y313C probably damaging Het
Ttll9 A T 2: 152,844,912 (GRCm39) M427L probably benign Het
Ttn A T 2: 76,641,587 (GRCm39) L5176Q possibly damaging Het
Tubgcp5 A G 7: 55,475,409 (GRCm39) R932G 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
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
R9431:Ibsp UTSW 5 104,457,167 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGACAGCTGTCCTTCTGAAC -3'
(R):5'- GCTGTAGCACCATTCCACAC -3'

Sequencing Primer
(F):5'- CGGGTTTCAGCAGACAACC -3'
(R):5'- GCACCTTCCTGAGTTGAATTTTG -3'
Posted On 2016-09-01