Incidental Mutation 'R0050:Skp2'
ID 15875
Institutional Source Beutler Lab
Gene Symbol Skp2
Ensembl Gene ENSMUSG00000054115
Gene Name S-phase kinase-associated protein 2
Synonyms FBXL1
MMRRC Submission 038344-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0050 (G1)
Quality Score
Status Validated
Chromosome 15
Chromosomal Location 9112073-9155512 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 9125178 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Leucine at position 134 (F134L)
Ref Sequence ENSEMBL: ENSMUSP00000139997 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000096482] [ENSMUST00000110585] [ENSMUST00000190131]
AlphaFold Q9Z0Z3
Predicted Effect probably benign
Transcript: ENSMUST00000096482
AA Change: F169L

PolyPhen 2 Score 0.033 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000094225
Gene: ENSMUSG00000054115
AA Change: F169L

DomainStartEndE-ValueType
FBOX 100 140 3.7e-8 SMART
LRR 205 229 1.27e2 SMART
LRR 230 254 1.28e1 SMART
LRR 255 280 2.91e1 SMART
LRR 334 359 2.83e1 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000110585
AA Change: F169L

PolyPhen 2 Score 0.033 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000106215
Gene: ENSMUSG00000054115
AA Change: F169L

DomainStartEndE-ValueType
FBOX 100 140 3.7e-8 SMART
Blast:LRR 205 229 5e-7 BLAST
Blast:LRR 229 253 3e-7 BLAST
Blast:LRR 255 284 3e-10 BLAST
Blast:LRR 309 334 3e-8 BLAST
Predicted Effect probably benign
Transcript: ENSMUST00000190131
AA Change: F134L

PolyPhen 2 Score 0.033 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000139997
Gene: ENSMUSG00000054115
AA Change: F134L

DomainStartEndE-ValueType
FBOX 65 105 2.3e-10 SMART
LRR 170 194 5.3e-1 SMART
LRR 195 219 5.3e-2 SMART
LRR 220 245 1.2e-1 SMART
LRR 299 324 1.2e-1 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000191316
Meta Mutation Damage Score 0.1072 question?
Coding Region Coverage
  • 1x: 88.6%
  • 3x: 85.4%
  • 10x: 76.7%
  • 20x: 62.7%
Validation Efficiency 90% (86/96)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the F-box protein family which is characterized by an approximately 40 amino acid motif, the F-box. The F-box proteins constitute one of the four subunits of ubiquitin protein ligase complex called SCFs (SKP1-cullin-F-box), which function in phosphorylation-dependent ubiquitination. The F-box proteins are divided into 3 classes: Fbws containing WD-40 domains, Fbls containing leucine-rich repeats, and Fbxs containing either different protein-protein interaction modules or no recognizable motifs. The protein encoded by this gene belongs to the Fbls class; in addition to an F-box, this protein contains 10 tandem leucine-rich repeats. This protein is an essential element of the cyclin A-CDK2 S-phase kinase. It specifically recognizes phosphorylated cyclin-dependent kinase inhibitor 1B (CDKN1B, also referred to as p27 or KIP1) predominantly in S phase and interacts with S-phase kinase-associated protein 1 (SKP1 or p19). In addition, this gene is established as a protooncogene causally involved in the pathogenesis of lymphomas. Alternative splicing of this gene generates three transcript variants encoding different isoforms. [provided by RefSeq, Jul 2011]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit reduced body weight, enlarged cell and nuclear sizes, polyploidy, reduced cell growth rate, overduplication of centrosomes, increased apoptosis rate, delayed wound healing, and aberrant immunoglobulin V(D)J recombination. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca1 A G 4: 53,069,910 (GRCm39) probably benign Het
Abca9 C T 11: 110,036,417 (GRCm39) C564Y probably damaging Het
Abhd14a A T 9: 106,318,082 (GRCm39) probably benign Het
Acnat2 G A 4: 49,380,586 (GRCm39) T264I probably benign Het
Adamts2 T C 11: 50,666,222 (GRCm39) V406A probably damaging Het
Adcy5 A G 16: 35,124,673 (GRCm39) probably benign Het
Akr1c13 T C 13: 4,244,669 (GRCm39) probably benign Het
Ankar T A 1: 72,695,323 (GRCm39) E1093D probably damaging Het
Arhgef38 C A 3: 132,837,957 (GRCm39) D75Y probably damaging Het
Asns T C 6: 7,676,019 (GRCm39) I484V probably benign Het
Astn1 T C 1: 158,407,294 (GRCm39) probably benign Het
Atg4b T A 1: 93,715,440 (GRCm39) probably benign Het
Cadm2 A G 16: 66,750,154 (GRCm39) probably benign Het
Ces2c T A 8: 105,574,831 (GRCm39) M96K probably benign Het
Cpd T A 11: 76,683,685 (GRCm39) T1025S possibly damaging Het
Daw1 T C 1: 83,158,086 (GRCm39) V45A probably benign Het
Dmrt3 C A 19: 25,599,953 (GRCm39) P266H probably damaging Het
Dnah10 A G 5: 124,907,808 (GRCm39) T4416A probably benign Het
Dock9 A G 14: 121,844,637 (GRCm39) V1124A probably benign Het
Ermp1 C A 19: 29,606,184 (GRCm39) A190S probably damaging Het
Gm10267 T A 18: 44,289,520 (GRCm39) probably benign Het
Golga2 T A 2: 32,182,139 (GRCm39) V29D probably damaging Het
Gprc6a T A 10: 51,491,485 (GRCm39) M755L probably damaging Het
H1f8 G T 6: 115,924,729 (GRCm39) K78N probably damaging Het
Lama1 A T 17: 68,089,051 (GRCm39) D1574V possibly damaging Het
Lama3 T A 18: 12,537,160 (GRCm39) H268Q probably damaging Het
Lmntd1 T C 6: 145,363,202 (GRCm39) D107G probably damaging Het
Lrriq1 A G 10: 102,904,792 (GRCm39) V1614A probably damaging Het
Mmp12 A G 9: 7,350,152 (GRCm39) probably benign Het
Mre11a A G 9: 14,742,269 (GRCm39) probably benign Het
Mtrf1l T C 10: 5,765,553 (GRCm39) silent Het
Oaz2 A G 9: 65,595,084 (GRCm39) E61G probably damaging Het
Parp3 A T 9: 106,348,600 (GRCm39) D473E possibly damaging Het
Pear1 G T 3: 87,663,294 (GRCm39) Y441* probably null Het
Pkhd1l1 A T 15: 44,437,203 (GRCm39) T3493S possibly damaging Het
Ppp3cb A G 14: 20,581,820 (GRCm39) V65A possibly damaging Het
Rheb A T 5: 25,022,832 (GRCm39) probably benign Het
Ros1 G A 10: 51,977,899 (GRCm39) T1449M probably damaging Het
Scn4a C G 11: 106,211,682 (GRCm39) R1445P probably damaging Het
Sema3d T A 5: 12,634,920 (GRCm39) M662K probably benign Het
Slc6a12 T C 6: 121,337,378 (GRCm39) probably benign Het
Slc8a3 T C 12: 81,362,039 (GRCm39) Y260C probably damaging Het
Spin1 T A 13: 51,304,454 (GRCm39) probably benign Het
Stx2 A G 5: 129,076,572 (GRCm39) probably null Het
Sycp2 A T 2: 178,006,504 (GRCm39) V863D probably damaging Het
Tgfb3 T A 12: 86,116,658 (GRCm39) I127F possibly damaging Het
Tgif1 T G 17: 71,157,879 (GRCm39) K2Q probably damaging Het
Trmt2a A T 16: 18,068,707 (GRCm39) E234D probably damaging Het
Trps1 A T 15: 50,628,921 (GRCm39) S696T probably benign Het
Ucp1 A G 8: 84,020,857 (GRCm39) E191G probably damaging Het
Usp48 C A 4: 137,341,114 (GRCm39) D371E probably damaging Het
Usp54 A T 14: 20,623,823 (GRCm39) probably benign Het
Other mutations in Skp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00841:Skp2 APN 15 9,139,574 (GRCm39) missense probably benign 0.00
IGL02135:Skp2 APN 15 9,125,234 (GRCm39) missense probably benign
R0129:Skp2 UTSW 15 9,125,280 (GRCm39) missense probably damaging 1.00
R0238:Skp2 UTSW 15 9,127,971 (GRCm39) critical splice donor site probably null
R0238:Skp2 UTSW 15 9,127,971 (GRCm39) critical splice donor site probably null
R1404:Skp2 UTSW 15 9,117,012 (GRCm39) nonsense probably null
R1404:Skp2 UTSW 15 9,117,012 (GRCm39) nonsense probably null
R1503:Skp2 UTSW 15 9,127,998 (GRCm39) missense probably damaging 1.00
R1660:Skp2 UTSW 15 9,125,201 (GRCm39) missense probably benign 0.03
R1746:Skp2 UTSW 15 9,139,530 (GRCm39) missense possibly damaging 0.58
R2031:Skp2 UTSW 15 9,113,786 (GRCm39) missense probably damaging 1.00
R2034:Skp2 UTSW 15 9,113,786 (GRCm39) missense probably damaging 1.00
R2087:Skp2 UTSW 15 9,113,786 (GRCm39) missense probably damaging 1.00
R2088:Skp2 UTSW 15 9,113,786 (GRCm39) missense probably damaging 1.00
R2090:Skp2 UTSW 15 9,113,786 (GRCm39) missense probably damaging 1.00
R2091:Skp2 UTSW 15 9,113,786 (GRCm39) missense probably damaging 1.00
R4272:Skp2 UTSW 15 9,116,947 (GRCm39) critical splice donor site probably null
R4428:Skp2 UTSW 15 9,117,034 (GRCm39) missense probably benign 0.21
R4747:Skp2 UTSW 15 9,113,927 (GRCm39) missense possibly damaging 0.93
R5734:Skp2 UTSW 15 9,139,566 (GRCm39) missense possibly damaging 0.85
R6963:Skp2 UTSW 15 9,139,515 (GRCm39) splice site probably null
R7452:Skp2 UTSW 15 9,113,920 (GRCm39) missense probably damaging 1.00
R7481:Skp2 UTSW 15 9,113,905 (GRCm39) missense probably damaging 0.97
R7855:Skp2 UTSW 15 9,122,328 (GRCm39) missense probably benign 0.00
R7989:Skp2 UTSW 15 9,127,979 (GRCm39) missense probably benign 0.00
R8046:Skp2 UTSW 15 9,139,687 (GRCm39) missense probably damaging 1.00
R8497:Skp2 UTSW 15 9,127,971 (GRCm39) critical splice donor site probably null
R9062:Skp2 UTSW 15 9,113,821 (GRCm39) missense probably damaging 1.00
Posted On 2013-01-08