Incidental Mutation 'R6821:Epha4'
ID 537595
Institutional Source Beutler Lab
Gene Symbol Epha4
Ensembl Gene ENSMUSG00000026235
Gene Name Eph receptor A4
Synonyms Tyro1, Sek1, rb, Sek, Cek8, 2900005C20Rik, Hek8
MMRRC Submission 044933-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.950) question?
Stock # R6821 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 77343822-77491725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 77359582 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 757 (N757S)
Ref Sequence ENSEMBL: ENSMUSP00000139640 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027451] [ENSMUST00000188797] [ENSMUST00000188952] [ENSMUST00000190149]
AlphaFold Q03137
PDB Structure THE CRYSTAL STRUCTURE OF AN EPH RECEPTOR SAM DOMAIN REVEALS A MECHANISM FOR MODULAR DIMERIZATION. [X-RAY DIFFRACTION]
Crystal structure of a mutant EphA4 kinase domain (Y742A) [X-RAY DIFFRACTION]
Crystal structure of EphA4 kinase domain in complex with VUF 12058 [X-RAY DIFFRACTION]
CRYSTAL STRUCTURE OF EPHA4 KINASE DOMAIN [X-RAY DIFFRACTION]
Crystal structure of EphA4 kinase domain in complex with Dasatinib. [X-RAY DIFFRACTION]
Predicted Effect possibly damaging
Transcript: ENSMUST00000027451
AA Change: N757S

PolyPhen 2 Score 0.885 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000027451
Gene: ENSMUSG00000026235
AA Change: N757S

DomainStartEndE-ValueType
EPH_lbd 30 204 1.35e-128 SMART
FN3 329 420 1.94e-8 SMART
FN3 441 522 9.18e-10 SMART
Pfam:EphA2_TM 548 618 1.7e-24 PFAM
TyrKc 621 878 1.91e-134 SMART
SAM 908 975 1.96e-20 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000188797
AA Change: N757S

PolyPhen 2 Score 0.885 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000140954
Gene: ENSMUSG00000026235
AA Change: N757S

DomainStartEndE-ValueType
EPH_lbd 30 204 1.35e-128 SMART
FN3 329 420 1.94e-8 SMART
FN3 441 522 9.18e-10 SMART
Pfam:EphA2_TM 547 618 1.8e-27 PFAM
TyrKc 621 878 1.91e-134 SMART
SAM 908 975 1.96e-20 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000188952
AA Change: N757S

PolyPhen 2 Score 0.885 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000139640
Gene: ENSMUSG00000026235
AA Change: N757S

DomainStartEndE-ValueType
EPH_lbd 30 204 1.35e-128 SMART
FN3 329 420 1.94e-8 SMART
FN3 441 522 9.18e-10 SMART
Pfam:EphA2_TM 547 618 1.8e-27 PFAM
TyrKc 621 878 1.91e-134 SMART
SAM 908 975 1.96e-20 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000190149
Meta Mutation Damage Score 0.2555 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 97% (63/65)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene belongs to the ephrin receptor subfamily of the protein-tyrosine kinase family. EPH and EPH-related receptors have been implicated in mediating developmental events, particularly in the nervous system. Receptors in the EPH subfamily typically have a single kinase domain and an extracellular region containing a Cys-rich domain and 2 fibronectin type III repeats. The ephrin receptors are divided into 2 groups based on the similarity of their extracellular domain sequences and their affinities for binding ephrin-A and ephrin-B ligands. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jan 2015]
PHENOTYPE: Mutants are known for their "hopping gait". Homozygotes for targeted null mutations show loss of limb alternation in locomotion and axon guidance defects of the corticospinal tract within medulla and spinal cord, resulting in aberrant midline projections. Heterozygotes show less severe phenotype. [provided by MGI curators]
Allele List at MGI

All alleles(66) : Targeted, knock-out(3) Targeted, other(9) Gene trapped(52) Spontaneous(2)

Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsl5 T C 19: 55,277,268 (GRCm39) I417T probably benign Het
Adamts12 A C 15: 11,152,134 (GRCm39) K208T probably benign Het
Adamts8 T A 9: 30,867,922 (GRCm39) L582Q probably benign Het
Aim2 C G 1: 173,291,546 (GRCm39) T317R probably damaging Het
Ano9 A T 7: 140,687,169 (GRCm39) F357I possibly damaging Het
Aox3 T C 1: 58,189,547 (GRCm39) V416A probably benign Het
Arhgap21 A C 2: 20,853,659 (GRCm39) F1901C probably benign Het
Atp8b2 A T 3: 89,855,480 (GRCm39) F506I probably damaging Het
Atp9b A T 18: 80,890,463 (GRCm39) L292H probably damaging Het
C2cd5 A G 6: 142,963,712 (GRCm39) V891A probably damaging Het
Ccnt2 T C 1: 127,731,072 (GRCm39) S650P probably damaging Het
Cdhr3 T A 12: 33,085,044 (GRCm39) N791Y probably damaging Het
Cmtm1 TCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGG TCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGG 8: 105,036,334 (GRCm39) probably null Het
D630003M21Rik A C 2: 158,046,694 (GRCm39) L761R probably damaging Het
Draxin G T 4: 148,200,148 (GRCm39) Q101K possibly damaging Het
Dtx3l A T 16: 35,753,430 (GRCm39) L392Q probably damaging Het
Eif3d A G 15: 77,845,855 (GRCm39) S389P possibly damaging Het
Enpp5 G A 17: 44,396,155 (GRCm39) G356S probably damaging Het
Fam228b T C 12: 4,813,083 (GRCm39) I96V probably benign Het
Gars1 A G 6: 55,056,323 (GRCm39) E728G probably benign Het
Gldn T C 9: 54,246,054 (GRCm39) M535T probably benign Het
Gm47985 A G 1: 151,058,787 (GRCm39) T143A possibly damaging Het
Gpr6 T C 10: 40,947,004 (GRCm39) T193A probably benign Het
Grik5 C T 7: 24,745,780 (GRCm39) R431Q possibly damaging Het
Hecw1 T A 13: 14,438,719 (GRCm39) Y1315F probably damaging Het
Hs3st2 A G 7: 121,099,745 (GRCm39) D197G possibly damaging Het
Igsf9 T C 1: 172,312,060 (GRCm39) I2T probably benign Het
Ints9 A G 14: 65,274,907 (GRCm39) E621G probably benign Het
Itm2b G A 14: 73,603,907 (GRCm39) P47S probably benign Het
Map10 A G 8: 126,397,138 (GRCm39) K177R probably benign Het
Mdh2 T C 5: 135,818,525 (GRCm39) F260S possibly damaging Het
Mtmr11 A G 3: 96,077,723 (GRCm39) T573A probably benign Het
Mycbp2 A T 14: 103,376,845 (GRCm39) I3812N probably damaging Het
Myo15a A G 11: 60,415,301 (GRCm39) N3403S probably damaging Het
Nvl G A 1: 180,954,535 (GRCm39) Q343* probably null Het
Ocstamp A T 2: 165,239,842 (GRCm39) S115T probably benign Het
Or51ai2 A T 7: 103,586,793 (GRCm39) I69F probably benign Het
Otoa G A 7: 120,692,070 (GRCm39) probably null Het
Pcdhb20 A T 18: 37,639,175 (GRCm39) N567I probably damaging Het
Pgm5 A T 19: 24,839,011 (GRCm39) V48E possibly damaging Het
Phlpp1 T A 1: 106,314,174 (GRCm39) S1182R probably damaging Het
Pik3r4 T A 9: 105,527,805 (GRCm39) L386Q probably damaging Het
Pop1 A G 15: 34,508,785 (GRCm39) K287E possibly damaging Het
Pramel23 A T 4: 143,425,874 (GRCm39) L23* probably null Het
Rad54b A G 4: 11,612,777 (GRCm39) D803G probably damaging Het
Rbm26 G A 14: 105,354,400 (GRCm39) probably benign Het
Rspry1 C T 8: 95,362,059 (GRCm39) Q113* probably null Het
Siah2 T A 3: 58,599,191 (GRCm39) S16C probably benign Het
Sirpa C A 2: 129,472,017 (GRCm39) D481E probably damaging Het
Slc38a7 A C 8: 96,571,548 (GRCm39) D227E probably benign Het
Smc5 A G 19: 23,220,151 (GRCm39) V438A probably benign Het
Spast A G 17: 74,658,957 (GRCm39) E108G probably benign Het
Speg A G 1: 75,394,547 (GRCm39) E1752G possibly damaging Het
Tanc2 T G 11: 105,777,316 (GRCm39) probably null Het
Tgfbi T C 13: 56,773,950 (GRCm39) I243T possibly damaging Het
Tlr12 T C 4: 128,510,685 (GRCm39) S522G possibly damaging Het
Trav14-3 A G 14: 54,000,929 (GRCm39) I47V probably benign Het
Tsc22d4 T C 5: 137,760,906 (GRCm39) V109A possibly damaging Het
Ttl G A 2: 128,910,835 (GRCm39) R73H probably damaging Het
Usp34 C T 11: 23,317,491 (GRCm39) T850I possibly damaging Het
Vdac3 T C 8: 23,070,491 (GRCm39) Y140C probably damaging Het
Vmn2r120 T C 17: 57,843,659 (GRCm39) R62G probably benign Het
Vmn2r17 T A 5: 109,577,331 (GRCm39) Y461N probably damaging Het
Wt1 T A 2: 105,002,612 (GRCm39) F493I probably damaging Het
Other mutations in Epha4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01315:Epha4 APN 1 77,375,194 (GRCm39) missense probably benign 0.00
IGL01350:Epha4 APN 1 77,483,492 (GRCm39) missense probably damaging 1.00
IGL01657:Epha4 APN 1 77,403,475 (GRCm39) missense probably damaging 1.00
IGL01872:Epha4 APN 1 77,359,676 (GRCm39) missense probably benign 0.03
IGL02366:Epha4 APN 1 77,403,348 (GRCm39) nonsense probably null
IGL02426:Epha4 APN 1 77,421,514 (GRCm39) missense probably benign 0.01
IGL02428:Epha4 APN 1 77,483,385 (GRCm39) missense possibly damaging 0.94
IGL02706:Epha4 APN 1 77,403,482 (GRCm39) missense probably damaging 1.00
IGL02716:Epha4 APN 1 77,357,602 (GRCm39) missense probably damaging 1.00
IGL03348:Epha4 APN 1 77,483,809 (GRCm39) missense possibly damaging 0.82
frog UTSW 1 77,481,076 (GRCm38) intron probably benign
R0324:Epha4 UTSW 1 77,360,188 (GRCm39) missense probably damaging 1.00
R0392:Epha4 UTSW 1 77,483,610 (GRCm39) missense probably benign 0.00
R0538:Epha4 UTSW 1 77,365,178 (GRCm39) missense probably damaging 1.00
R0562:Epha4 UTSW 1 77,365,124 (GRCm39) missense probably benign 0.00
R0885:Epha4 UTSW 1 77,359,576 (GRCm39) missense probably damaging 0.99
R1509:Epha4 UTSW 1 77,357,523 (GRCm39) missense probably damaging 1.00
R1620:Epha4 UTSW 1 77,351,563 (GRCm39) missense probably benign 0.31
R1624:Epha4 UTSW 1 77,376,329 (GRCm39) missense probably damaging 1.00
R1654:Epha4 UTSW 1 77,351,405 (GRCm39) splice site probably null
R1755:Epha4 UTSW 1 77,364,460 (GRCm39) missense probably damaging 1.00
R1807:Epha4 UTSW 1 77,351,541 (GRCm39) missense probably benign 0.05
R2046:Epha4 UTSW 1 77,483,799 (GRCm39) missense probably damaging 1.00
R2504:Epha4 UTSW 1 77,359,628 (GRCm39) missense probably damaging 1.00
R2509:Epha4 UTSW 1 77,488,339 (GRCm39) missense possibly damaging 0.84
R2511:Epha4 UTSW 1 77,488,339 (GRCm39) missense possibly damaging 0.84
R3441:Epha4 UTSW 1 77,403,333 (GRCm39) missense possibly damaging 0.90
R3724:Epha4 UTSW 1 77,403,180 (GRCm39) splice site probably benign
R3901:Epha4 UTSW 1 77,357,539 (GRCm39) missense probably damaging 1.00
R3950:Epha4 UTSW 1 77,376,353 (GRCm39) missense probably damaging 1.00
R3951:Epha4 UTSW 1 77,376,353 (GRCm39) missense probably damaging 1.00
R3952:Epha4 UTSW 1 77,376,353 (GRCm39) missense probably damaging 1.00
R4012:Epha4 UTSW 1 77,366,731 (GRCm39) splice site probably benign
R4321:Epha4 UTSW 1 77,483,850 (GRCm39) critical splice acceptor site probably null
R4422:Epha4 UTSW 1 77,488,354 (GRCm39) missense probably damaging 0.99
R4898:Epha4 UTSW 1 77,366,712 (GRCm39) nonsense probably null
R5072:Epha4 UTSW 1 77,421,639 (GRCm39) missense probably damaging 1.00
R5270:Epha4 UTSW 1 77,483,244 (GRCm39) missense probably damaging 1.00
R5281:Epha4 UTSW 1 77,351,504 (GRCm39) missense probably benign
R5315:Epha4 UTSW 1 77,365,109 (GRCm39) critical splice donor site probably null
R5531:Epha4 UTSW 1 77,351,513 (GRCm39) missense probably benign
R5621:Epha4 UTSW 1 77,491,686 (GRCm39) utr 5 prime probably benign
R5648:Epha4 UTSW 1 77,375,162 (GRCm39) missense probably benign 0.25
R5747:Epha4 UTSW 1 77,483,520 (GRCm39) missense probably damaging 0.99
R5829:Epha4 UTSW 1 77,421,631 (GRCm39) missense probably benign 0.01
R6185:Epha4 UTSW 1 77,483,743 (GRCm39) missense probably damaging 1.00
R6486:Epha4 UTSW 1 77,360,186 (GRCm39) missense probably damaging 1.00
R6978:Epha4 UTSW 1 77,354,220 (GRCm39) missense probably damaging 1.00
R7039:Epha4 UTSW 1 77,483,422 (GRCm39) missense probably damaging 1.00
R7216:Epha4 UTSW 1 77,421,621 (GRCm39) missense probably damaging 1.00
R7270:Epha4 UTSW 1 77,376,422 (GRCm39) missense probably damaging 1.00
R7444:Epha4 UTSW 1 77,364,553 (GRCm39) missense probably damaging 1.00
R7737:Epha4 UTSW 1 77,357,649 (GRCm39) missense probably damaging 1.00
R7763:Epha4 UTSW 1 77,366,668 (GRCm39) critical splice donor site probably null
R7950:Epha4 UTSW 1 77,483,833 (GRCm39) missense probably damaging 0.99
R8297:Epha4 UTSW 1 77,483,547 (GRCm39) missense probably damaging 1.00
R8373:Epha4 UTSW 1 77,483,716 (GRCm39) missense possibly damaging 0.60
R8429:Epha4 UTSW 1 77,366,673 (GRCm39) missense probably benign 0.08
R8907:Epha4 UTSW 1 77,483,422 (GRCm39) missense probably damaging 1.00
R9024:Epha4 UTSW 1 77,365,169 (GRCm39) missense possibly damaging 0.79
Z1088:Epha4 UTSW 1 77,483,299 (GRCm39) missense possibly damaging 0.61
Z1176:Epha4 UTSW 1 77,359,648 (GRCm39) missense probably damaging 1.00
Z1176:Epha4 UTSW 1 77,350,370 (GRCm39) makesense probably null
Predicted Primers PCR Primer
(F):5'- GGTCACCCATTAGAGTTGGC -3'
(R):5'- CTGATGTTAATGGGACCGTTCC -3'

Sequencing Primer
(F):5'- CACCCATTAGAGTTGGCTTCAAATC -3'
(R):5'- CCACTCTCTTCCTCTGCAGAAG -3'
Posted On 2018-10-18