Incidental Mutation 'R4360:Sp8'
ID 324868
Institutional Source Beutler Lab
Gene Symbol Sp8
Ensembl Gene ENSMUSG00000048562
Gene Name trans-acting transcription factor 8
Synonyms mBtd, D930049B17Rik
MMRRC Submission 041111-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.728) question?
Stock # R4360 (G1)
Quality Score 173
Status Validated
Chromosome 12
Chromosomal Location 118810064-118816311 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 118812400 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 85 (D85G)
Ref Sequence ENSEMBL: ENSMUSP00000152523 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000063918] [ENSMUST00000223305]
AlphaFold Q8BMJ8
Predicted Effect probably benign
Transcript: ENSMUST00000063918
AA Change: D85G

PolyPhen 2 Score 0.215 (Sensitivity: 0.92; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000065746
Gene: ENSMUSG00000048562
AA Change: D85G

DomainStartEndE-ValueType
low complexity region 11 25 N/A INTRINSIC
low complexity region 36 60 N/A INTRINSIC
low complexity region 95 119 N/A INTRINSIC
low complexity region 132 149 N/A INTRINSIC
low complexity region 197 209 N/A INTRINSIC
low complexity region 256 276 N/A INTRINSIC
low complexity region 294 305 N/A INTRINSIC
ZnF_C2H2 356 380 2.63e0 SMART
ZnF_C2H2 386 410 1.84e-4 SMART
ZnF_C2H2 416 438 7.9e-4 SMART
low complexity region 439 454 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000223305
AA Change: D85G

PolyPhen 2 Score 0.904 (Sensitivity: 0.82; Specificity: 0.94)
Meta Mutation Damage Score 0.0770 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 94.6%
Validation Efficiency 100% (50/50)
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 an SP family transcription factor that in mouse has been shown to be essential for proper limb development. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jun 2011]
PHENOTYPE: Homozygous mutant fetuses are characterized by truncated limbs, the lack of a tail, and neural tube defects. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930578I07Rik T C 14: 67,175,850 (GRCm39) noncoding transcript Het
Adgra3 T C 5: 50,147,552 (GRCm39) E496G possibly damaging Het
Atg14 C G 14: 47,805,827 (GRCm39) E13Q probably benign Het
BC023105 G T 18: 60,575,073 (GRCm39) noncoding transcript Het
Chd6 A G 2: 160,791,776 (GRCm39) V2527A possibly damaging Het
Csn1s2a G T 5: 87,929,700 (GRCm39) V100L possibly damaging Het
Fah G A 7: 84,238,856 (GRCm39) L330F probably damaging Het
Fmo2 T C 1: 162,709,583 (GRCm39) N268S probably damaging Het
Foxg1 CCAGCAGCAGCAGCAGCAGC CCAGCAGCAGCAGCAGC 12: 49,431,475 (GRCm39) probably benign Het
Frmd4a A T 2: 4,606,052 (GRCm39) H287L probably damaging Het
G2e3 T A 12: 51,410,197 (GRCm39) probably benign Het
Gm1758 A T 16: 14,324,215 (GRCm39) noncoding transcript Het
Gm7204 T C 16: 48,039,196 (GRCm39) noncoding transcript Het
Gm829 T C 4: 45,718,819 (GRCm39) noncoding transcript Het
Hspa14 A G 2: 3,503,560 (GRCm39) V116A possibly damaging Het
Hspa4 T C 11: 53,155,919 (GRCm39) Y662C probably damaging Het
Islr T A 9: 58,064,887 (GRCm39) N207Y probably damaging Het
Lipc T C 9: 70,759,864 (GRCm39) probably benign Het
Ncor2 A G 5: 125,106,036 (GRCm39) S1546P probably damaging Het
Or13a25 T C 7: 140,247,730 (GRCm39) F170L probably damaging Het
Or56a3 A C 7: 104,735,460 (GRCm39) E179A probably damaging Het
Or7g18 G A 9: 18,787,013 (GRCm39) C127Y probably damaging Het
Parp4 A G 14: 56,866,661 (GRCm39) D1075G possibly damaging Het
Pkp2 A G 16: 16,086,546 (GRCm39) I736V probably benign Het
Plekha8 T C 6: 54,599,171 (GRCm39) I235T probably benign Het
Polq A G 16: 36,880,701 (GRCm39) D955G probably benign Het
Pramel16 A G 4: 143,677,433 (GRCm39) F49L possibly damaging Het
Psmd1 A G 1: 86,061,459 (GRCm39) K890E probably damaging Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
Scpep1 A G 11: 88,821,070 (GRCm39) Y366H possibly damaging Het
Slc18a3 A G 14: 32,185,882 (GRCm39) V167A probably benign Het
Stard3nl G A 13: 19,554,654 (GRCm39) S144L probably damaging Het
Stk4 A G 2: 163,930,879 (GRCm39) E160G possibly damaging Het
Tbcb T C 7: 29,926,460 (GRCm39) N119S probably benign Het
Tnc G T 4: 63,935,161 (GRCm39) R592S probably benign Het
Trem3 T A 17: 48,556,801 (GRCm39) S91T probably benign Het
Trpc6 A G 9: 8,610,267 (GRCm39) E245G probably benign Het
Usp40 C T 1: 87,880,083 (GRCm39) R1036H probably damaging Het
Usp47 G T 7: 111,654,139 (GRCm39) G112C probably damaging Het
Wdr35 T C 12: 9,024,149 (GRCm39) probably benign Het
Zc3h14 A G 12: 98,746,456 (GRCm39) K555R probably benign Het
Zfp26 T C 9: 20,349,869 (GRCm39) S232G probably benign Het
Zfp811 T C 17: 33,017,432 (GRCm39) T202A probably benign Het
Other mutations in Sp8
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01358:Sp8 APN 12 118,812,705 (GRCm39) missense probably damaging 1.00
IGL01783:Sp8 APN 12 118,812,759 (GRCm39) missense probably benign 0.01
IGL02745:Sp8 APN 12 118,813,326 (GRCm39) missense probably damaging 0.97
R0506:Sp8 UTSW 12 118,812,300 (GRCm39) missense possibly damaging 0.73
R0699:Sp8 UTSW 12 118,812,555 (GRCm39) small deletion probably benign
R1742:Sp8 UTSW 12 118,813,552 (GRCm39) missense probably benign 0.04
R1771:Sp8 UTSW 12 118,813,302 (GRCm39) missense probably damaging 1.00
R1776:Sp8 UTSW 12 118,813,302 (GRCm39) missense probably damaging 1.00
R1791:Sp8 UTSW 12 118,812,751 (GRCm39) missense possibly damaging 0.84
R1926:Sp8 UTSW 12 118,812,964 (GRCm39) missense possibly damaging 0.55
R2159:Sp8 UTSW 12 118,812,441 (GRCm39) missense possibly damaging 0.83
R2223:Sp8 UTSW 12 118,813,473 (GRCm39) missense probably damaging 0.99
R2304:Sp8 UTSW 12 118,812,304 (GRCm39) missense possibly damaging 0.92
R3777:Sp8 UTSW 12 118,812,750 (GRCm39) missense possibly damaging 0.84
R3778:Sp8 UTSW 12 118,812,750 (GRCm39) missense possibly damaging 0.84
R3779:Sp8 UTSW 12 118,812,750 (GRCm39) missense possibly damaging 0.84
R4323:Sp8 UTSW 12 118,812,171 (GRCm39) missense probably benign 0.33
R4428:Sp8 UTSW 12 118,812,938 (GRCm39) missense possibly damaging 0.87
R4883:Sp8 UTSW 12 118,812,805 (GRCm39) missense probably damaging 0.98
R4982:Sp8 UTSW 12 118,812,160 (GRCm39) missense probably damaging 0.99
R5053:Sp8 UTSW 12 118,813,339 (GRCm39) missense probably damaging 1.00
R5347:Sp8 UTSW 12 118,812,246 (GRCm39) missense possibly damaging 0.91
R5755:Sp8 UTSW 12 118,812,822 (GRCm39) missense probably damaging 0.96
R6219:Sp8 UTSW 12 118,812,402 (GRCm39) missense probably benign 0.27
R7672:Sp8 UTSW 12 118,813,070 (GRCm39) missense possibly damaging 0.47
R7793:Sp8 UTSW 12 118,813,144 (GRCm39) missense probably damaging 0.98
R8548:Sp8 UTSW 12 118,812,910 (GRCm39) missense possibly damaging 0.93
R8990:Sp8 UTSW 12 118,813,122 (GRCm39) missense possibly damaging 0.95
R9139:Sp8 UTSW 12 118,812,174 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTCGGTAAAGGCTTCCACCC -3'
(R):5'- ACACTGGCTGATGGGAGCTATC -3'

Sequencing Primer
(F):5'- ACCCTTGGAAACGCTCCTCG -3'
(R):5'- ATGGGAGCTATCCTGCGAG -3'
Posted On 2015-07-06