Incidental Mutation 'R1807:Epha4'
ID 203504
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 039836-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.949) question?
Stock # R1807 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 77343822-77491725 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 77351541 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Proline to Serine at position 905 (P905S)
Ref Sequence ENSEMBL: ENSMUSP00000139640 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027451] [ENSMUST00000187346] [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: P905S

PolyPhen 2 Score 0.049 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000027451
Gene: ENSMUSG00000026235
AA Change: P905S

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: ENSMUST00000187346
AA Change: P73S

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000140631
Gene: ENSMUSG00000026235
AA Change: P73S

DomainStartEndE-ValueType
Pfam:Pkinase_Tyr 1 46 7.8e-10 PFAM
Pfam:SAM_2 76 117 4.8e-10 PFAM
Pfam:SAM_1 77 117 2.6e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000188797
AA Change: P905S

PolyPhen 2 Score 0.049 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000140954
Gene: ENSMUSG00000026235
AA Change: P905S

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: P905S

PolyPhen 2 Score 0.049 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000139640
Gene: ENSMUSG00000026235
AA Change: P905S

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 0.0579 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.7%
  • 10x: 94.7%
  • 20x: 90.7%
Validation Efficiency 97% (77/79)
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: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310061I04Rik C T 17: 36,205,961 (GRCm39) W27* probably null Het
4933430I17Rik T A 4: 62,460,993 (GRCm39) Y289* probably null Het
A3galt2 A G 4: 128,661,394 (GRCm39) I348V probably benign Het
Abca13 A G 11: 9,241,755 (GRCm39) Y1206C probably damaging Het
Adar T C 3: 89,642,172 (GRCm39) S18P probably benign Het
Akr1cl T C 1: 65,061,106 (GRCm39) D139G possibly damaging Het
Aldh1b1 A G 4: 45,802,873 (GRCm39) Y137C possibly damaging Het
Arsa T C 15: 89,359,525 (GRCm39) M86V possibly damaging Het
Atg9b C A 5: 24,592,055 (GRCm39) R648L probably damaging Het
Atrn A G 2: 130,824,692 (GRCm39) N1042S possibly damaging Het
Ccdc6 T A 10: 70,010,989 (GRCm39) D325E possibly damaging Het
Cdk12 T C 11: 98,101,203 (GRCm39) S354P unknown Het
Chst3 T A 10: 60,022,130 (GRCm39) Y239F probably benign Het
Cilp2 C A 8: 70,334,844 (GRCm39) R718L probably damaging Het
Col27a1 A G 4: 63,249,586 (GRCm39) probably benign Het
Ctbp2 T C 7: 132,616,137 (GRCm39) N266S probably benign Het
Ctnnd2 T C 15: 30,620,017 (GRCm39) V123A probably damaging Het
Cyria G A 12: 12,411,505 (GRCm39) R123Q probably benign Het
D7Ertd443e T A 7: 133,895,034 (GRCm39) E552V probably null Het
Dcst1 T A 3: 89,260,848 (GRCm39) H516L probably damaging Het
Depp1 G A 6: 116,628,683 (GRCm39) V9M possibly damaging Het
Drd2 C T 9: 49,316,367 (GRCm39) L376F probably damaging Het
Edn1 A G 13: 42,460,270 (GRCm39) N175S probably damaging Het
Eipr1 G T 12: 28,816,838 (GRCm39) G65V probably damaging Het
Erbb2 T C 11: 98,319,680 (GRCm39) Y591H probably damaging Het
Fam135b G A 15: 71,335,761 (GRCm39) R478C probably benign Het
Fat2 T C 11: 55,180,085 (GRCm39) T1419A probably damaging Het
Flnb C T 14: 7,934,645 (GRCm38) T2239I probably benign Het
Gm7713 T C 15: 59,866,320 (GRCm39) noncoding transcript Het
Hsf5 C T 11: 87,548,168 (GRCm39) P617L probably benign Het
Kcnk12 C A 17: 88,053,468 (GRCm39) R398L probably benign Het
Kif21b T A 1: 136,075,531 (GRCm39) N219K possibly damaging Het
Kirrel1 C T 3: 86,996,458 (GRCm39) M380I probably null Het
Klra5 A T 6: 129,876,383 (GRCm39) F141L probably benign Het
Lmtk3 C T 7: 45,442,702 (GRCm39) P462S probably benign Het
Mast2 A G 4: 116,167,938 (GRCm39) probably benign Het
Me1 T A 9: 86,532,932 (GRCm39) T197S probably damaging Het
Msr1 T A 8: 40,072,948 (GRCm39) Q267L probably benign Het
Nfic T C 10: 81,240,819 (GRCm39) T328A probably benign Het
Nphp3 G A 9: 103,897,940 (GRCm39) D390N probably benign Het
Nr2e1 T A 10: 42,458,905 (GRCm39) probably null Het
Nt5el A T 13: 105,218,744 (GRCm39) Q26L probably benign Het
Or52e19b T A 7: 103,032,790 (GRCm39) N140Y probably benign Het
Or5t9 T A 2: 86,659,445 (GRCm39) F116L probably benign Het
Pard6b T C 2: 167,929,332 (GRCm39) L46P probably damaging Het
Prkaa1 T A 15: 5,173,436 (GRCm39) L20Q probably damaging Het
Rapgefl1 T C 11: 98,736,815 (GRCm39) probably null Het
Recql5 T C 11: 115,785,941 (GRCm39) K611E possibly damaging Het
Rexo1 A T 10: 80,378,413 (GRCm39) I1180N possibly damaging Het
Rnf26rt A G 6: 76,474,397 (GRCm39) V73A probably benign Het
Rph3a T C 5: 121,083,456 (GRCm39) N605D probably damaging Het
Sema6a A G 18: 47,409,491 (GRCm39) V592A possibly damaging Het
Skint11 A T 4: 114,051,893 (GRCm39) R80S probably benign Het
Smpdl3a C A 10: 57,677,118 (GRCm39) P72H probably damaging Het
Sobp T G 10: 43,036,822 (GRCm39) M39L possibly damaging Het
Sparcl1 T A 5: 104,233,627 (GRCm39) Y574F probably damaging Het
Spns3 C T 11: 72,429,166 (GRCm39) W206* probably null Het
Srf A G 17: 46,864,685 (GRCm39) V190A possibly damaging Het
Stag1 T G 9: 100,790,719 (GRCm39) H742Q probably benign Het
Strn3 A T 12: 51,673,986 (GRCm39) S542T probably benign Het
Synpo2 T C 3: 122,873,906 (GRCm39) E1020G possibly damaging Het
Tcerg1l T A 7: 137,996,826 (GRCm39) H137L probably benign Het
Tlr12 A T 4: 128,511,229 (GRCm39) D340E probably benign Het
Tmem130 T A 5: 144,692,174 (GRCm39) T77S probably benign Het
Tmem143 C A 7: 45,547,037 (GRCm39) R68S probably damaging Het
Tnrc6a CTGTTTTGTTTTGTTTTGTTTTGTTTTGTTTTGTTTTGTT CTGTTTTGTTTTGTTTTGTTTTGTTTTGTTTTGTTTTGTTTTGTT 7: 122,761,669 (GRCm39) probably benign Het
Trem1 G T 17: 48,548,663 (GRCm39) G67* probably null Het
Tsc1 A G 2: 28,576,125 (GRCm39) D978G probably benign Het
Txndc9 A T 1: 38,033,096 (GRCm39) H95Q probably damaging Het
Yju2b C T 8: 84,986,936 (GRCm39) R187Q probably damaging Het
Zfp35 T A 18: 24,136,986 (GRCm39) N443K probably benign 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
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
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'- ATGAAATCTCGATTTACCCTTTGG -3'
(R):5'- GGGACCTGCTATGAGTCTCAG -3'

Sequencing Primer
(F):5'- GTGTTACATCGCTGAGTACTTAC -3'
(R):5'- GTTCCCTGAGTTGCACACCTAAAG -3'
Posted On 2014-06-23