Incidental Mutation 'R1193:Sp4'
ID 100959
Institutional Source Beutler Lab
Gene Symbol Sp4
Ensembl Gene ENSMUSG00000025323
Gene Name trans-acting transcription factor 4
Synonyms 5730497N03Rik, HF1-b, HF-1b
MMRRC Submission 039265-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.525) question?
Stock # R1193 (G1)
Quality Score 225
Status Not validated
Chromosome 12
Chromosomal Location 118198668-118265175 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 118262981 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Histidine at position 355 (R355H)
Ref Sequence ENSEMBL: ENSMUSP00000152603 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000026367] [ENSMUST00000221844] [ENSMUST00000222314]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000026367
AA Change: R355H

PolyPhen 2 Score 0.567 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000026367
Gene: ENSMUSG00000025323
AA Change: R355H

DomainStartEndE-ValueType
low complexity region 7 17 N/A INTRINSIC
low complexity region 76 90 N/A INTRINSIC
low complexity region 120 146 N/A INTRINSIC
internal_repeat_1 157 255 4.15e-6 PROSPERO
internal_repeat_2 203 265 5.92e-5 PROSPERO
low complexity region 272 296 N/A INTRINSIC
low complexity region 300 342 N/A INTRINSIC
low complexity region 364 378 N/A INTRINSIC
low complexity region 392 421 N/A INTRINSIC
low complexity region 424 445 N/A INTRINSIC
internal_repeat_2 451 506 5.92e-5 PROSPERO
internal_repeat_1 461 539 4.15e-6 PROSPERO
low complexity region 540 549 N/A INTRINSIC
low complexity region 556 570 N/A INTRINSIC
low complexity region 595 607 N/A INTRINSIC
low complexity region 629 638 N/A INTRINSIC
ZnF_C2H2 645 669 2.82e0 SMART
ZnF_C2H2 675 699 7.37e-4 SMART
ZnF_C2H2 705 727 1.47e-3 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000221844
Predicted Effect possibly damaging
Transcript: ENSMUST00000222314
AA Change: R355H

PolyPhen 2 Score 0.944 (Sensitivity: 0.80; Specificity: 0.95)
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.8%
  • 10x: 94.5%
  • 20x: 86.3%
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 transcription factor that can bind to the GC promoter region of a variety of genes, including those of the photoreceptor signal transduction system. The encoded protein binds to the same sites in promoter CpG islands as does the transcription factor SP1, although its expression is much more restricted compared to that of SP1. This gene may be involved in bipolar disorder and schizophrenia. [provided by RefSeq, May 2016]
PHENOTYPE: Homozygotes for targeted null mutations exhibit cardiac arrhythmias and most die shortly after birth. Surviving males complete spermatogenesis but do not copulate, while females show delayed sexual maturation and reduction in spleen, thymus, and uterus. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 20 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Actl6a A G 3: 32,766,293 (GRCm39) D49G probably benign Het
D6Ertd527e C G 6: 87,088,506 (GRCm39) T223S unknown Het
Dna2 C T 10: 62,784,966 (GRCm39) R28W probably benign Het
Gpm6a A T 8: 55,500,268 (GRCm39) probably null Het
Nrbp1 T A 5: 31,403,157 (GRCm39) I210N probably damaging Het
Nudt5 G A 2: 5,868,411 (GRCm39) S103N probably benign Het
Or5an9 A T 19: 12,187,803 (GRCm39) Y291F probably damaging Het
Or6z3 A G 7: 6,463,715 (GRCm39) N69S probably benign Het
Pds5a G T 5: 65,795,145 (GRCm39) A697E probably damaging Het
Pik3ca A G 3: 32,510,242 (GRCm39) D806G probably damaging Het
Rars1 C T 11: 35,700,153 (GRCm39) A548T possibly damaging Het
Rfk C T 19: 17,372,685 (GRCm39) P69L probably damaging Het
Shf G A 2: 122,199,163 (GRCm39) P51S probably damaging Het
Tcaim T C 9: 122,647,895 (GRCm39) Y137H probably damaging Het
Tenm2 C T 11: 35,954,004 (GRCm39) G1236R possibly damaging Het
Tmem150c T C 5: 100,231,451 (GRCm39) T175A probably damaging Het
Twnk A G 19: 44,996,229 (GRCm39) K221E probably damaging Het
Vmn2r67 T C 7: 84,800,653 (GRCm39) K428E probably damaging Het
Vmn2r82 T A 10: 79,213,739 (GRCm39) Y108* probably null Het
Wwox G A 8: 115,406,614 (GRCm39) V202M probably benign Het
Other mutations in Sp4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02103:Sp4 APN 12 118,263,284 (GRCm39) missense probably damaging 0.99
IGL02817:Sp4 APN 12 118,263,287 (GRCm39) missense probably damaging 1.00
IGL02833:Sp4 APN 12 118,225,616 (GRCm39) missense probably benign 0.05
Deadloss UTSW 12 118,218,174 (GRCm39) missense possibly damaging 0.82
Speck UTSW 12 118,264,546 (GRCm39) splice site probably null
R0128:Sp4 UTSW 12 118,264,551 (GRCm39) splice site probably benign
R0130:Sp4 UTSW 12 118,264,551 (GRCm39) splice site probably benign
R0398:Sp4 UTSW 12 118,262,408 (GRCm39) missense possibly damaging 0.79
R0626:Sp4 UTSW 12 118,263,314 (GRCm39) missense probably damaging 1.00
R1775:Sp4 UTSW 12 118,263,335 (GRCm39) missense probably damaging 0.99
R4724:Sp4 UTSW 12 118,225,544 (GRCm39) missense probably benign
R4861:Sp4 UTSW 12 118,264,546 (GRCm39) splice site probably null
R4861:Sp4 UTSW 12 118,264,546 (GRCm39) splice site probably null
R4969:Sp4 UTSW 12 118,263,341 (GRCm39) missense probably damaging 0.96
R5049:Sp4 UTSW 12 118,218,207 (GRCm39) missense probably benign 0.04
R5178:Sp4 UTSW 12 118,225,624 (GRCm39) missense possibly damaging 0.46
R5208:Sp4 UTSW 12 118,263,281 (GRCm39) missense probably damaging 1.00
R5722:Sp4 UTSW 12 118,262,976 (GRCm39) missense possibly damaging 0.66
R6318:Sp4 UTSW 12 118,201,913 (GRCm39) missense probably damaging 1.00
R6619:Sp4 UTSW 12 118,263,077 (GRCm39) missense possibly damaging 0.92
R6917:Sp4 UTSW 12 118,262,908 (GRCm39) missense probably damaging 1.00
R7195:Sp4 UTSW 12 118,263,807 (GRCm39) missense possibly damaging 0.92
R7614:Sp4 UTSW 12 118,218,174 (GRCm39) missense possibly damaging 0.82
R7747:Sp4 UTSW 12 118,218,139 (GRCm39) splice site probably null
R7983:Sp4 UTSW 12 118,264,967 (GRCm39) start codon destroyed probably null
R8709:Sp4 UTSW 12 118,263,189 (GRCm39) missense possibly damaging 0.66
R8817:Sp4 UTSW 12 118,225,624 (GRCm39) missense possibly damaging 0.92
R9436:Sp4 UTSW 12 118,202,000 (GRCm39) missense possibly damaging 0.82
R9487:Sp4 UTSW 12 118,262,859 (GRCm39) missense probably benign 0.05
R9595:Sp4 UTSW 12 118,262,690 (GRCm39) missense possibly damaging 0.46
Z1177:Sp4 UTSW 12 118,263,794 (GRCm39) missense possibly damaging 0.92
Predicted Primers PCR Primer
(F):5'- TCTGCCCTGACTGGAGCTGAAATG -3'
(R):5'- GACAGTGGGACTTCCAATGGGAATC -3'

Sequencing Primer
(F):5'- CTTGAATAATCTGCTGCTGAGGC -3'
(R):5'- GGAATCAGTTAGTTTCTACGCC -3'
Posted On 2014-01-15