Incidental Mutation 'R6794:Jph3'
ID 531669
Institutional Source Beutler Lab
Gene Symbol Jph3
Ensembl Gene ENSMUSG00000025318
Gene Name junctophilin 3
Synonyms JP-3
MMRRC Submission 044907-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.236) question?
Stock # R6794 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 122457298-122517822 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 122512124 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 704 (L704P)
Ref Sequence ENSEMBL: ENSMUSP00000126190 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000026357] [ENSMUST00000127664] [ENSMUST00000167439]
AlphaFold Q9ET77
Predicted Effect probably benign
Transcript: ENSMUST00000026357
AA Change: L704P

PolyPhen 2 Score 0.096 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000026357
Gene: ENSMUSG00000025318
AA Change: L704P

DomainStartEndE-ValueType
MORN 13 34 8.01e-1 SMART
MORN 37 57 6.13e1 SMART
MORN 59 80 2.99e-1 SMART
Pfam:MORN 83 104 5.9e-2 PFAM
MORN 105 126 8.1e-5 SMART
MORN 128 149 2.74e-2 SMART
low complexity region 181 192 N/A INTRINSIC
low complexity region 212 244 N/A INTRINSIC
MORN 286 307 2.78e-3 SMART
MORN 309 330 1.03e-6 SMART
low complexity region 360 381 N/A INTRINSIC
low complexity region 393 409 N/A INTRINSIC
low complexity region 481 494 N/A INTRINSIC
transmembrane domain 721 743 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000127664
SMART Domains Protein: ENSMUSP00000118564
Gene: ENSMUSG00000092329

DomainStartEndE-ValueType
Pfam:Glycos_transf_2 104 287 7.4e-31 PFAM
Pfam:Glyco_transf_7C 261 331 4.9e-8 PFAM
RICIN 406 531 9.28e-27 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000167439
AA Change: L704P

PolyPhen 2 Score 0.096 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000126190
Gene: ENSMUSG00000025318
AA Change: L704P

DomainStartEndE-ValueType
MORN 13 34 8.01e-1 SMART
MORN 37 57 6.13e1 SMART
MORN 59 80 2.99e-1 SMART
Pfam:MORN 83 104 5.8e-2 PFAM
MORN 105 126 8.1e-5 SMART
MORN 128 149 2.74e-2 SMART
low complexity region 181 192 N/A INTRINSIC
low complexity region 212 244 N/A INTRINSIC
MORN 286 307 2.78e-3 SMART
MORN 309 330 1.03e-6 SMART
low complexity region 360 381 N/A INTRINSIC
low complexity region 393 409 N/A INTRINSIC
low complexity region 481 494 N/A INTRINSIC
transmembrane domain 721 743 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.7%
  • 20x: 96.4%
Validation Efficiency 100% (37/37)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Junctional complexes between the plasma membrane and endoplasmic/sarcoplasmic reticulum are a common feature of all excitable cell types and mediate cross talk between cell surface and intracellular ion channels. The protein encoded by this gene is a component of junctional complexes and is composed of a C-terminal hydrophobic segment spanning the endoplasmic/sarcoplasmic reticulum membrane and a remaining cytoplasmic domain that shows specific affinity for the plasma membrane. CAG/CTG repeat expansion from normally 6-28 repeats to 40-59 repeats in the 3' UTR of this gene have been associated with Huntington disease-like 2 (HDL2). This gene is a member of the junctophilin gene family. Alternatively spliced transcript variants have been described for this gene. [provided by RefSeq, Jul 2016]
PHENOTYPE: Homozygotes for a targeted null mutation exhibit impaired balance and motor coordination. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agxt T C 1: 93,063,104 (GRCm39) V30A possibly damaging Het
Atf7 T C 15: 102,465,900 (GRCm39) K87E probably benign Het
Bltp3b T C 10: 89,641,624 (GRCm39) S932P probably benign Het
Btg4 A C 9: 51,030,651 (GRCm39) K250N possibly damaging Het
Cracdl A G 1: 37,676,936 (GRCm39) probably null Het
Cyc1 A G 15: 76,228,850 (GRCm39) Y132C probably damaging Het
Dcaf5 A T 12: 80,445,667 (GRCm39) D137E possibly damaging Het
Ddr2 C A 1: 169,809,667 (GRCm39) W770L probably damaging Het
Disc1 T C 8: 125,814,514 (GRCm39) V126A probably benign Het
Dock8 A G 19: 25,099,805 (GRCm39) N643D probably benign Het
Gabrg1 C T 5: 70,973,314 (GRCm39) R75H probably damaging Het
Gm14418 A T 2: 177,079,631 (GRCm39) H121Q probably damaging Het
H2-Ob T A 17: 34,460,162 (GRCm39) L20Q possibly damaging Het
Herpud1 T A 8: 95,121,398 (GRCm39) probably null Het
Ica1 T C 6: 8,653,659 (GRCm39) D326G probably benign Het
Kmt2e TGCCGCCGCCGCCGCCACCGCCGCCGCCGC TGCCGCCGCCGCCGCCGCCACCGCCGCCGCCGC 5: 23,704,474 (GRCm39) probably benign Het
Lnpep T G 17: 17,751,421 (GRCm39) N948T probably damaging Het
Mdn1 T A 4: 32,741,893 (GRCm39) V3888D probably damaging Het
Muc5ac T C 7: 141,363,289 (GRCm39) probably benign Het
Nfkb2 T C 19: 46,296,159 (GRCm39) probably null Het
Pik3r2 T C 8: 71,223,361 (GRCm39) H380R probably benign Het
Prim1 T C 10: 127,854,018 (GRCm39) S124P probably damaging Het
Prokr1 T C 6: 87,565,675 (GRCm39) T57A possibly damaging Het
Ptpn4 T C 1: 119,671,120 (GRCm39) T213A probably damaging Het
Sapcd2 A G 2: 25,266,379 (GRCm39) S389G probably damaging Het
Scn5a T C 9: 119,364,955 (GRCm39) Q421R probably damaging Het
Serac1 A G 17: 6,101,985 (GRCm39) Y430H probably damaging Het
Shf A G 2: 122,184,321 (GRCm39) L234P probably damaging Het
Slc22a29 G T 19: 8,138,887 (GRCm39) S525Y probably benign Het
Thbs1 A G 2: 117,950,519 (GRCm39) probably null Het
Tln2 T C 9: 67,193,840 (GRCm39) D666G probably benign Het
Ubqlnl C T 7: 103,797,992 (GRCm39) E502K probably benign Het
Vmn2r118 T A 17: 55,899,348 (GRCm39) H852L possibly damaging Het
Vmn2r72 A G 7: 85,387,204 (GRCm39) F787L probably damaging Het
Xpc G A 6: 91,483,839 (GRCm39) A169V probably benign Het
Ylpm1 A G 12: 85,043,655 (GRCm39) H131R unknown Het
Other mutations in Jph3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02976:Jph3 APN 8 122,479,823 (GRCm39) missense probably damaging 1.00
R0142:Jph3 UTSW 8 122,480,110 (GRCm39) missense possibly damaging 0.84
R0200:Jph3 UTSW 8 122,511,572 (GRCm39) missense probably benign 0.36
R0238:Jph3 UTSW 8 122,480,459 (GRCm39) missense possibly damaging 0.83
R0238:Jph3 UTSW 8 122,480,459 (GRCm39) missense possibly damaging 0.83
R1550:Jph3 UTSW 8 122,511,598 (GRCm39) missense possibly damaging 0.74
R2127:Jph3 UTSW 8 122,511,881 (GRCm39) missense probably benign 0.09
R2160:Jph3 UTSW 8 122,479,970 (GRCm39) missense possibly damaging 0.50
R3901:Jph3 UTSW 8 122,480,158 (GRCm39) missense possibly damaging 0.64
R3902:Jph3 UTSW 8 122,480,158 (GRCm39) missense possibly damaging 0.64
R5126:Jph3 UTSW 8 122,479,787 (GRCm39) missense possibly damaging 0.70
R6073:Jph3 UTSW 8 122,480,291 (GRCm39) missense probably damaging 1.00
R6130:Jph3 UTSW 8 122,479,826 (GRCm39) missense probably damaging 0.98
R6923:Jph3 UTSW 8 122,480,110 (GRCm39) missense possibly damaging 0.84
R7337:Jph3 UTSW 8 122,480,441 (GRCm39) missense probably benign 0.03
R7897:Jph3 UTSW 8 122,516,136 (GRCm39) critical splice acceptor site probably null
R8041:Jph3 UTSW 8 122,516,201 (GRCm39) missense probably benign 0.38
R8901:Jph3 UTSW 8 122,457,561 (GRCm39) missense probably damaging 0.96
R9110:Jph3 UTSW 8 122,516,201 (GRCm39) missense probably benign 0.04
R9401:Jph3 UTSW 8 122,511,854 (GRCm39) missense probably damaging 0.98
R9689:Jph3 UTSW 8 122,480,377 (GRCm39) missense probably benign 0.23
R9705:Jph3 UTSW 8 122,508,913 (GRCm39) missense probably damaging 1.00
R9781:Jph3 UTSW 8 122,457,380 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ACAGAGACTGAGGTCCAAGTCC -3'
(R):5'- CTTCTAAAGGGTGAGGCCAG -3'

Sequencing Primer
(F):5'- TGAGGTCCAAGTCCCAAAACAAGG -3'
(R):5'- ATCCATCTCAGGCAAGTGTG -3'
Posted On 2018-08-29