Incidental Mutation 'R1256:Spn'
ID 151455
Institutional Source Beutler Lab
Gene Symbol Spn
Ensembl Gene ENSMUSG00000051457
Gene Name sialophorin
Synonyms A630014B01Rik, Ly48, Galgp, 3E8 antigen, Ly-48, Cd43, leukosialin
MMRRC Submission 039323-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.136) question?
Stock # R1256 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 126731404-126736995 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 126735445 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Arginine at position 354 (K354R)
Ref Sequence ENSEMBL: ENSMUSP00000122787 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000049931] [ENSMUST00000143713]
AlphaFold P15702
Predicted Effect possibly damaging
Transcript: ENSMUST00000049931
AA Change: K354R

PolyPhen 2 Score 0.551 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000049534
Gene: ENSMUSG00000051457
AA Change: K354R

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
low complexity region 73 88 N/A INTRINSIC
low complexity region 155 166 N/A INTRINSIC
low complexity region 205 241 N/A INTRINSIC
transmembrane domain 249 271 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000143713
AA Change: K354R

PolyPhen 2 Score 0.551 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000122787
Gene: ENSMUSG00000051457
AA Change: K354R

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
low complexity region 73 88 N/A INTRINSIC
low complexity region 155 166 N/A INTRINSIC
low complexity region 205 241 N/A INTRINSIC
transmembrane domain 249 271 N/A INTRINSIC
Predicted Effect unknown
Transcript: ENSMUST00000205483
AA Change: K98R
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.4%
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 sialoglycoprotein found on the surface of thymocytes, T lymphocytes, monocytes, granulocytes, and some B lymphocytes. It may be part of a physiologic ligand-receptor complex involved in T-cell activation. During T-cell activation, this protein is actively removed from the T-cell-APC (antigen-presenting cell) contact site, suggesting a negative regulatory role in adaptive immune response. [provided by RefSeq, Sep 2011]
PHENOTYPE: Mice homozygous for a knock-out allele show increased T cell proliferation in response to various stimulation agents and natural antigens, enhanced homotypic adhesion, transient resistance to melanoma growth and metastasis, and decreased susceptibility to experimental autoimmune encephalomyelitis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb10 C T 8: 124,688,791 (GRCm39) G495D probably damaging Het
Apaf1 A G 10: 90,894,268 (GRCm39) Y456H probably benign Het
Arhgef11 A G 3: 87,634,442 (GRCm39) N791S possibly damaging Het
Brat1 A G 5: 140,695,962 (GRCm39) Q66R possibly damaging Het
Capn10 C T 1: 92,874,668 (GRCm39) T633M probably damaging Het
Ccdc186 G T 19: 56,786,053 (GRCm39) L661I probably benign Het
Cln3 A G 7: 126,182,208 (GRCm39) S4P probably damaging Het
Cnot10 G T 9: 114,439,749 (GRCm39) S520Y probably damaging Het
Csmd1 A T 8: 16,129,978 (GRCm39) F1715I probably damaging Het
Ezh2 A T 6: 47,518,789 (GRCm39) C545* probably null Het
Hivep1 C T 13: 42,335,307 (GRCm39) S2282F probably damaging Het
Jag2 T C 12: 112,878,039 (GRCm39) E564G possibly damaging Het
Kcnj16 A G 11: 110,916,262 (GRCm39) H308R probably damaging Het
Magi3 C T 3: 103,935,126 (GRCm39) V936I probably benign Het
Mcu G T 10: 59,290,790 (GRCm39) A279E probably damaging Het
Msln A G 17: 25,973,157 (GRCm39) C13R probably damaging Het
Nes A G 3: 87,883,883 (GRCm39) D714G probably benign Het
Nif3l1 T A 1: 58,494,808 (GRCm39) V259D probably damaging Het
Or4c127 A T 2: 89,832,911 (GRCm39) M54L possibly damaging Het
Or5k14 A C 16: 58,693,206 (GRCm39) Y102* probably null Het
Or8g18 G C 9: 39,149,547 (GRCm39) P58A probably benign Het
Pcdhb9 A G 18: 37,536,169 (GRCm39) D721G possibly damaging Het
Pepd A C 7: 34,620,917 (GRCm39) T61P possibly damaging Het
Pkd1l2 C T 8: 117,746,282 (GRCm39) probably null Het
Poglut3 A C 9: 53,299,762 (GRCm39) R90S possibly damaging Het
Psip1 A G 4: 83,392,604 (GRCm39) S102P probably benign Het
Ralgapa1 T C 12: 55,809,446 (GRCm39) E443G possibly damaging Het
Rnf20 A G 4: 49,638,230 (GRCm39) D114G probably benign Het
Schip1 A T 3: 68,402,375 (GRCm39) I151F probably benign Het
Smarca2 A G 19: 26,659,373 (GRCm39) I888V probably benign Het
Smg1 T C 7: 117,802,310 (GRCm39) T263A probably damaging Het
Sspo G A 6: 48,434,573 (GRCm39) A1022T probably damaging Het
Strn A C 17: 78,972,046 (GRCm39) probably null Het
Tstd3 T C 4: 21,759,627 (GRCm39) I79M probably damaging Het
Txnl4a A G 18: 80,250,487 (GRCm39) I28V probably benign Het
Uty T C Y: 1,134,884 (GRCm39) D928G probably damaging Het
Vps26c A G 16: 94,313,225 (GRCm39) L22P probably damaging Het
Vsx2 T A 12: 84,623,085 (GRCm39) L163Q probably damaging Het
Other mutations in Spn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00528:Spn APN 7 126,735,692 (GRCm39) missense probably damaging 0.96
IGL02956:Spn APN 7 126,736,432 (GRCm39) missense probably damaging 1.00
IGL03352:Spn APN 7 126,736,178 (GRCm39) missense probably benign 0.00
PIT4520001:Spn UTSW 7 126,735,611 (GRCm39) missense probably damaging 1.00
R0055:Spn UTSW 7 126,735,494 (GRCm39) missense possibly damaging 0.94
R0624:Spn UTSW 7 126,735,380 (GRCm39) missense possibly damaging 0.52
R0905:Spn UTSW 7 126,735,503 (GRCm39) missense probably damaging 0.96
R2055:Spn UTSW 7 126,736,388 (GRCm39) missense probably damaging 0.96
R2084:Spn UTSW 7 126,736,210 (GRCm39) missense probably benign 0.00
R2105:Spn UTSW 7 126,735,413 (GRCm39) missense probably damaging 0.99
R2251:Spn UTSW 7 126,736,331 (GRCm39) missense probably benign 0.19
R5031:Spn UTSW 7 126,736,402 (GRCm39) missense probably benign
R6146:Spn UTSW 7 126,735,479 (GRCm39) missense possibly damaging 0.72
R6362:Spn UTSW 7 126,735,895 (GRCm39) missense possibly damaging 0.55
R7353:Spn UTSW 7 126,736,178 (GRCm39) missense probably benign 0.00
R7583:Spn UTSW 7 126,736,234 (GRCm39) missense probably damaging 0.99
R8507:Spn UTSW 7 126,735,728 (GRCm39) missense probably damaging 0.99
R9721:Spn UTSW 7 126,735,437 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TCACAAATGCAGAGTGTGCGGC -3'
(R):5'- TGAGATGCATGGACTCCCTGCTAC -3'

Sequencing Primer
(F):5'- AGTGTGCGGCAGCTAAC -3'
(R):5'- GCACCTCAGTTTCCAGCAG -3'
Posted On 2014-01-29