Incidental Mutation 'R6366:Slc7a7'
ID 512708
Institutional Source Beutler Lab
Gene Symbol Slc7a7
Ensembl Gene ENSMUSG00000000958
Gene Name solute carrier family 7 (cationic amino acid transporter, y+ system), member 7
Synonyms my+lat1
MMRRC Submission 044516-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6366 (G1)
Quality Score 225.009
Status Not validated
Chromosome 14
Chromosomal Location 54606899-54655237 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 54612057 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 282 (Y282C)
Ref Sequence ENSEMBL: ENSMUSP00000154533 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000984] [ENSMUST00000000985] [ENSMUST00000195970] [ENSMUST00000197440] [ENSMUST00000200545] [ENSMUST00000226753] [ENSMUST00000228488]
AlphaFold Q9Z1K8
Predicted Effect probably damaging
Transcript: ENSMUST00000000984
AA Change: Y282C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000000984
Gene: ENSMUSG00000000958
AA Change: Y282C

DomainStartEndE-ValueType
Pfam:AA_permease_2 38 463 2e-64 PFAM
Pfam:AA_permease 43 463 6.3e-28 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000000985
SMART Domains Protein: ENSMUSP00000000985
Gene: ENSMUSG00000000959

DomainStartEndE-ValueType
low complexity region 9 20 N/A INTRINSIC
low complexity region 29 41 N/A INTRINSIC
Pfam:60KD_IMP 135 330 4.1e-28 PFAM
low complexity region 406 427 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000195970
AA Change: Y282C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000143091
Gene: ENSMUSG00000000958
AA Change: Y282C

DomainStartEndE-ValueType
Pfam:AA_permease_2 38 462 6.4e-66 PFAM
Pfam:AA_permease 43 467 5.3e-31 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000196966
Predicted Effect probably damaging
Transcript: ENSMUST00000197440
AA Change: Y282C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000143743
Gene: ENSMUSG00000000958
AA Change: Y282C

DomainStartEndE-ValueType
Pfam:AA_permease_2 38 463 2e-64 PFAM
Pfam:AA_permease 43 463 6.3e-28 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000197667
Predicted Effect probably benign
Transcript: ENSMUST00000200545
SMART Domains Protein: ENSMUSP00000142587
Gene: ENSMUSG00000000958

DomainStartEndE-ValueType
Pfam:Trp_Tyr_perm 36 183 7.5e-5 PFAM
Pfam:AA_permease_2 38 186 4.3e-19 PFAM
Pfam:AA_permease 43 185 2.4e-6 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000226753
AA Change: Y282C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably benign
Transcript: ENSMUST00000228488
Meta Mutation Damage Score 0.9584 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.7%
  • 10x: 98.0%
  • 20x: 93.4%
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 the light subunit of a cationic amino acid transporter. This sodium-independent transporter is formed when the light subunit encoded by this gene dimerizes with the heavy subunit transporter protein SLC3A2. This transporter is found in epithelial cell membranes where it transfers cationic and large neutral amino acids from the cell to the extracellular space. Defects in this gene are a cause of lysinuric protein intolerance (LPI). Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2011]
PHENOTYPE: Homozygous null mice exhibit fetal growth retardation and often die neonatally. After heavy protein ingestion, surviving adults show a metabolic derangement akin to lysinuric protein intolerance and including a lasting postnatal growth retardation, splenomegaly, hyperammonemia, and aminoaciduria. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agl A G 3: 116,584,766 (GRCm39) F185L probably damaging Het
Ank3 A G 10: 69,835,188 (GRCm39) D131G probably damaging Het
Boc T C 16: 44,308,015 (GRCm39) K947E probably benign Het
Ccdc110 A G 8: 46,396,425 (GRCm39) E772G probably damaging Het
Ccdc7a A G 8: 129,582,473 (GRCm39) V1055A unknown Het
Chd1l A G 3: 97,501,476 (GRCm39) V190A probably benign Het
Chl1 C A 6: 103,706,197 (GRCm39) N396K possibly damaging Het
CN725425 T G 15: 91,131,124 (GRCm39) Y420D possibly damaging Het
Col6a1 A T 10: 76,546,804 (GRCm39) I806N unknown Het
Csmd2 A G 4: 128,377,245 (GRCm39) K2042E probably benign Het
Eif4a1 G T 11: 69,561,781 (GRCm39) D15E probably benign Het
Etfb T C 7: 43,102,365 (GRCm39) L119S probably damaging Het
Fbxo42 T A 4: 140,927,260 (GRCm39) S513R probably benign Het
Gys2 C A 6: 142,409,120 (GRCm39) C45F probably benign Het
Hspa1a G A 17: 35,189,500 (GRCm39) P468S probably damaging Het
Kdm2a G T 19: 4,374,960 (GRCm39) Q724K probably benign Het
Lama3 G T 18: 12,615,194 (GRCm39) G1373W probably damaging Het
Lhx1 A T 11: 84,413,034 (GRCm39) F84Y probably damaging Het
Lpxn G A 19: 12,802,163 (GRCm39) V163M probably benign Het
Lrrc7 T C 3: 157,841,012 (GRCm39) Q1389R probably benign Het
Lrtm2 T C 6: 119,294,238 (GRCm39) R298G probably damaging Het
Ltv1 A G 10: 13,056,739 (GRCm39) V268A probably benign Het
Mgat4d T A 8: 84,095,580 (GRCm39) probably null Het
Mknk2 C A 10: 80,507,767 (GRCm39) R33L probably damaging Het
Ms4a1 A G 19: 11,236,062 (GRCm39) S42P probably damaging Het
Muc16 T C 9: 18,557,340 (GRCm39) I2984M unknown Het
Mup12 A C 4: 60,696,657 (GRCm39) F74V probably damaging Het
Nacad A C 11: 6,551,196 (GRCm39) L665R probably benign Het
Pde6a T A 18: 61,398,142 (GRCm39) probably null Het
Plb1 A G 5: 32,471,429 (GRCm39) N579D possibly damaging Het
Podn T A 4: 107,876,001 (GRCm39) I552F possibly damaging Het
Potefam1 A G 2: 110,999,937 (GRCm39) probably null Het
Pramel32 T A 4: 88,547,102 (GRCm39) I106F probably damaging Het
Prl3b1 A T 13: 27,427,875 (GRCm39) M62L probably benign Het
Ptpn13 G T 5: 103,698,919 (GRCm39) R1134L probably damaging Het
Rpl37 T A 15: 5,147,990 (GRCm39) probably null Het
Samd4 T A 14: 47,311,607 (GRCm39) probably null Het
Sh3rf2 T C 18: 42,286,130 (GRCm39) V541A probably benign Het
Shcbp1 A G 8: 4,799,380 (GRCm39) V335A probably damaging Het
Spag7 T C 11: 70,555,418 (GRCm39) K125E possibly damaging Het
Spata31e4 T C 13: 50,855,972 (GRCm39) Y537H probably benign Het
Sptan1 T C 2: 29,910,467 (GRCm39) S1831P possibly damaging Het
Stab1 T C 14: 30,863,395 (GRCm39) K2097R probably benign Het
Stk38 A G 17: 29,193,338 (GRCm39) W364R probably benign Het
Tectb G A 19: 55,170,350 (GRCm39) G67D probably damaging Het
Ttll9 G T 2: 152,833,525 (GRCm39) D208Y probably damaging Het
Tyro3 G A 2: 119,647,156 (GRCm39) D758N probably damaging Het
Tyw1 T C 5: 130,310,792 (GRCm39) probably benign Het
Unc5b C T 10: 60,614,091 (GRCm39) A253T probably benign Het
Wtap A T 17: 13,186,945 (GRCm39) probably null Het
Other mutations in Slc7a7
AlleleSourceChrCoordTypePredicted EffectPPH Score
R0200:Slc7a7 UTSW 14 54,615,259 (GRCm39) missense probably damaging 1.00
R0331:Slc7a7 UTSW 14 54,615,381 (GRCm39) unclassified probably benign
R0608:Slc7a7 UTSW 14 54,615,259 (GRCm39) missense probably damaging 1.00
R1311:Slc7a7 UTSW 14 54,610,487 (GRCm39) nonsense probably null
R1489:Slc7a7 UTSW 14 54,646,103 (GRCm39) missense probably damaging 1.00
R1490:Slc7a7 UTSW 14 54,646,103 (GRCm39) missense probably damaging 1.00
R4049:Slc7a7 UTSW 14 54,610,548 (GRCm39) critical splice acceptor site probably null
R4731:Slc7a7 UTSW 14 54,646,190 (GRCm39) missense probably damaging 1.00
R4732:Slc7a7 UTSW 14 54,646,190 (GRCm39) missense probably damaging 1.00
R4733:Slc7a7 UTSW 14 54,646,190 (GRCm39) missense probably damaging 1.00
R5562:Slc7a7 UTSW 14 54,646,269 (GRCm39) missense probably benign
R5745:Slc7a7 UTSW 14 54,615,292 (GRCm39) missense possibly damaging 0.46
R5907:Slc7a7 UTSW 14 54,616,560 (GRCm39) missense probably damaging 1.00
R6140:Slc7a7 UTSW 14 54,616,515 (GRCm39) missense probably damaging 1.00
R6696:Slc7a7 UTSW 14 54,615,218 (GRCm39) splice site probably null
R6776:Slc7a7 UTSW 14 54,612,108 (GRCm39) missense possibly damaging 0.95
R7310:Slc7a7 UTSW 14 54,616,482 (GRCm39) missense probably damaging 0.99
R7399:Slc7a7 UTSW 14 54,611,725 (GRCm39) missense possibly damaging 0.87
R7903:Slc7a7 UTSW 14 54,611,366 (GRCm39) missense probably damaging 1.00
R8679:Slc7a7 UTSW 14 54,610,449 (GRCm39) missense probably benign 0.31
R8888:Slc7a7 UTSW 14 54,607,293 (GRCm39) missense probably benign
R8895:Slc7a7 UTSW 14 54,607,293 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- AAAGTCCTCAGGAATCCAGTCC -3'
(R):5'- ACAGCCATCTGCATCCCTAG -3'

Sequencing Primer
(F):5'- GGACCTTCCTGAAAGCCCAGTATC -3'
(R):5'- CCATCTGCATCCCTAGAGAGG -3'
Posted On 2018-04-27