Incidental Mutation 'R5648:Epha4'
ID 441253
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 043169-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.949) question?
Stock # R5648 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 77343822-77491725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 77375162 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 562 (I562V)
Ref Sequence ENSEMBL: ENSMUSP00000139640 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027451] [ENSMUST00000186930] [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 probably benign
Transcript: ENSMUST00000027451
AA Change: I562V

PolyPhen 2 Score 0.251 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000027451
Gene: ENSMUSG00000026235
AA Change: I562V

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 probably benign
Transcript: ENSMUST00000186930
SMART Domains Protein: ENSMUSP00000140370
Gene: ENSMUSG00000026235

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
FN3 33 124 9.6e-11 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000188797
AA Change: I562V

PolyPhen 2 Score 0.251 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000140954
Gene: ENSMUSG00000026235
AA Change: I562V

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: ENSMUST00000188952
AA Change: I562V

PolyPhen 2 Score 0.251 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000139640
Gene: ENSMUSG00000026235
AA Change: I562V

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 noncoding transcript
Transcript: ENSMUST00000189934
Predicted Effect probably benign
Transcript: ENSMUST00000190149
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.5%
  • 20x: 95.9%
Validation Efficiency
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca2 T C 2: 25,326,510 (GRCm39) probably null Het
Alpk2 A G 18: 65,482,988 (GRCm39) V340A probably damaging Het
Cald1 G T 6: 34,739,267 (GRCm39) probably null Het
Col24a1 C T 3: 145,064,321 (GRCm39) T702I probably benign Het
Ddx50 T C 10: 62,452,049 (GRCm39) R725G unknown Het
Dnah9 A T 11: 65,818,581 (GRCm39) F68L probably benign Het
Dnmt3b G A 2: 153,519,118 (GRCm39) V651M probably damaging Het
Dock1 G A 7: 134,348,683 (GRCm39) C299Y probably damaging Het
Esco2 A T 14: 66,068,641 (GRCm39) V223D probably damaging Het
Ggt6 T C 11: 72,326,542 (GRCm39) I33T possibly damaging Het
Gm10392 A T 11: 77,408,306 (GRCm39) D104E probably benign Het
Gm9847 A G 12: 14,545,130 (GRCm39) noncoding transcript Het
Gnao1 A T 8: 94,676,070 (GRCm39) Y116F probably damaging Het
Gvin1 A T 7: 105,762,606 (GRCm39) I621K possibly damaging Het
Hyal6 T C 6: 24,734,235 (GRCm39) M56T possibly damaging Het
Hyou1 T A 9: 44,296,546 (GRCm39) D490E probably damaging Het
Igsf10 G C 3: 59,235,574 (GRCm39) Q1536E probably benign Het
Klk1b8 T C 7: 43,448,068 (GRCm39) S31P possibly damaging Het
Map3k6 A C 4: 132,970,646 (GRCm39) I178L probably benign Het
Mycbp2 T A 14: 103,528,778 (GRCm39) N427Y probably damaging Het
Ncr1 T A 7: 4,347,519 (GRCm39) I228N probably damaging Het
Nefh A T 11: 4,895,233 (GRCm39) Y319N probably damaging Het
Or4a80 A C 2: 89,582,417 (GRCm39) C252G probably damaging Het
Pakap T C 4: 57,854,848 (GRCm39) V120A probably damaging Het
Pcdhb18 G A 18: 37,623,537 (GRCm39) R289Q probably benign Het
Pkhd1 T A 1: 20,628,850 (GRCm39) Y699F probably benign Het
Plekhd1 T C 12: 80,767,362 (GRCm39) L250P probably damaging Het
Reln A G 5: 22,203,570 (GRCm39) V1228A probably benign Het
Rhobtb2 G T 14: 70,034,593 (GRCm39) R211S probably damaging Het
Rps6kb1 T C 11: 86,403,697 (GRCm39) I305V possibly damaging Het
Slc12a2 G A 18: 58,029,382 (GRCm39) G256E possibly damaging Het
Slc4a1ap A G 5: 31,708,129 (GRCm39) probably null Het
Thoc1 A G 18: 9,962,390 (GRCm39) T92A possibly damaging Het
Ticam1 TCACACA TCACA 17: 56,577,629 (GRCm39) probably null Het
Tmem117 T G 15: 94,992,653 (GRCm39) S438A possibly damaging Het
Ttll7 A G 3: 146,667,465 (GRCm39) N777S probably damaging Het
Ubd T A 17: 37,506,345 (GRCm39) V77E probably damaging Het
Ubqln3 A G 7: 103,790,117 (GRCm39) S658P probably damaging Het
Vmn1r78 G A 7: 11,886,693 (GRCm39) M101I possibly damaging Het
Wdr93 T C 7: 79,426,974 (GRCm39) C638R probably benign Het
Zfp983 T A 17: 21,877,947 (GRCm39) V50D probably damaging Het
Zhx3 A T 2: 160,623,881 (GRCm39) H95Q 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
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
R6821:Epha4 UTSW 1 77,359,582 (GRCm39) missense possibly damaging 0.88
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'- ATACTGCTGTCAGATGGCAATG -3'
(R):5'- GATTTGCCTAATGGATGCTGTGAC -3'

Sequencing Primer
(F):5'- CTGTCAGATGGCAATGCTCAG -3'
(R):5'- ATGCTGTGACATGGATTTGCTAAC -3'
Posted On 2016-11-08