Incidental Mutation 'R5749:Efnb2'
ID 445922
Institutional Source Beutler Lab
Gene Symbol Efnb2
Ensembl Gene ENSMUSG00000001300
Gene Name ephrin B2
Synonyms Eplg5, Epl5, Lerk5, Htk-L, NLERK-1, LERK-5, ELF-2
MMRRC Submission 043200-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5749 (G1)
Quality Score 225
Status Not validated
Chromosome 8
Chromosomal Location 8667434-8711242 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 8689347 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Glycine at position 92 (C92G)
Ref Sequence ENSEMBL: ENSMUSP00000001319 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000001319]
AlphaFold P52800
PDB Structure CRYSTAL STRUCTURE OF THE MURINE EPHRIN-B2 ECTODOMAIN [X-RAY DIFFRACTION]
Crystal Structure of the EphB2-ephrinB2 complex [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000001319
AA Change: C92G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000001319
Gene: ENSMUSG00000001300
AA Change: C92G

DomainStartEndE-ValueType
Pfam:Ephrin 32 167 4.6e-53 PFAM
transmembrane domain 231 253 N/A INTRINSIC
low complexity region 267 277 N/A INTRINSIC
Predicted Effect unknown
Transcript: ENSMUST00000152698
AA Change: C6G
SMART Domains Protein: ENSMUSP00000116027
Gene: ENSMUSG00000001300
AA Change: C6G

DomainStartEndE-ValueType
Pfam:Ephrin 1 68 1.3e-19 PFAM
transmembrane domain 115 137 N/A INTRINSIC
low complexity region 151 161 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000207688
Predicted Effect noncoding transcript
Transcript: ENSMUST00000208097
Predicted Effect noncoding transcript
Transcript: ENSMUST00000209091
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.3%
  • 20x: 95.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the ephrin (EPH) family. The ephrins and EPH-related receptors comprise the largest subfamily of receptor protein-tyrosine kinases and have been implicated in mediating developmental events, especially in the nervous system and in erythropoiesis. Based on their structures and sequence relationships, ephrins are divided into the ephrin-A (EFNA) class, which are anchored to the membrane by a glycosylphosphatidylinositol linkage, and the ephrin-B (EFNB) class, which are transmembrane proteins. This gene encodes an EFNB class ephrin which binds to the EPHB4 and EPHA3 receptors. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for targeted null mutations exhibit defects in angiogenesis of both arteries and veins and die by embryonic day 11.5. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsl6 G A 11: 54,214,881 (GRCm39) probably null Het
Ankrd12 T C 17: 66,293,091 (GRCm39) S781G probably benign Het
Bicc1 A G 10: 70,782,799 (GRCm39) S523P probably benign Het
Ccdc163 T A 4: 116,571,309 (GRCm39) C44* probably null Het
Ccdc83 T C 7: 89,873,156 (GRCm39) T400A probably damaging Het
Cobl A G 11: 12,216,965 (GRCm39) S426P possibly damaging Het
Cyp2b19 T C 7: 26,462,844 (GRCm39) I242T possibly damaging Het
Fam90a1a T A 8: 22,453,057 (GRCm39) S137R possibly damaging Het
Fbxo17 G A 7: 28,436,897 (GRCm39) R284H probably damaging Het
Fem1b A G 9: 62,704,288 (GRCm39) L324P probably damaging Het
Fsd1 T A 17: 56,302,849 (GRCm39) probably null Het
Gtpbp4 A G 13: 9,045,983 (GRCm39) probably null Het
Ifi209 A C 1: 173,464,893 (GRCm39) I8L probably damaging Het
Itga8 T C 2: 12,266,889 (GRCm39) E182G probably damaging Het
Itsn1 T A 16: 91,703,743 (GRCm39) L87H probably damaging Het
Klk1b16 T C 7: 43,790,210 (GRCm39) I160T probably benign Het
Lbp T A 2: 158,161,673 (GRCm39) V52D probably damaging Het
Med23 T C 10: 24,764,347 (GRCm39) V318A possibly damaging Het
Myo16 C T 8: 10,463,245 (GRCm39) S604L probably benign Het
Or10ag52 C T 2: 87,043,287 (GRCm39) T17I probably benign Het
Or10g1 T A 14: 52,647,961 (GRCm39) M123L probably damaging Het
Or5b12 A G 19: 12,897,589 (GRCm39) V28A probably benign Het
Or6c38 A T 10: 128,928,966 (GRCm39) N292K probably damaging Het
Pcdh8 T C 14: 80,007,525 (GRCm39) D346G probably damaging Het
Ppara A T 15: 85,673,229 (GRCm39) D140V probably benign Het
Prlr T A 15: 10,328,804 (GRCm39) D426E probably benign Het
Prss36 T A 7: 127,532,814 (GRCm39) I192F probably damaging Het
Psg25 T C 7: 18,258,776 (GRCm39) E300G probably damaging Het
Pxylp1 A G 9: 96,738,424 (GRCm39) F26L possibly damaging Het
Rapgef4 A T 2: 72,073,101 (GRCm39) T796S probably damaging Het
Stard9 A G 2: 120,534,267 (GRCm39) H3508R probably damaging Het
Tep1 T A 14: 51,081,529 (GRCm39) D1282V possibly damaging Het
Tgfbr3l A G 8: 4,299,310 (GRCm39) E59G probably damaging Het
Tnik T C 3: 28,648,241 (GRCm39) M431T probably benign Het
Tns3 A T 11: 8,401,177 (GRCm39) H1040Q probably benign Het
Usp10 G A 8: 120,667,872 (GRCm39) E58K probably damaging Het
Vmn2r23 A G 6: 123,710,232 (GRCm39) T512A probably benign Het
Vmn2r52 C T 7: 9,892,959 (GRCm39) D727N probably damaging Het
Vmn2r66 T A 7: 84,655,979 (GRCm39) K346* probably null Het
Vmn2r93 T A 17: 18,518,546 (GRCm39) F2I probably benign Het
Zfp697 T C 3: 98,332,780 (GRCm39) S69P probably benign Het
Zftraf1 A C 15: 76,542,844 (GRCm39) probably null Het
Other mutations in Efnb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00089:Efnb2 APN 8 8,710,589 (GRCm39) missense probably benign 0.08
IGL02076:Efnb2 APN 8 8,710,488 (GRCm39) missense probably benign
IGL03333:Efnb2 APN 8 8,689,275 (GRCm39) nonsense probably null
IGL03098:Efnb2 UTSW 8 8,713,420 (GRCm39) unclassified probably benign
R1416:Efnb2 UTSW 8 8,672,329 (GRCm39) critical splice donor site probably null
R1760:Efnb2 UTSW 8 8,673,184 (GRCm39) missense possibly damaging 0.90
R1783:Efnb2 UTSW 8 8,673,237 (GRCm39) missense probably damaging 1.00
R4272:Efnb2 UTSW 8 8,670,698 (GRCm39) missense probably damaging 0.99
R4398:Efnb2 UTSW 8 8,670,832 (GRCm39) missense possibly damaging 0.80
R4782:Efnb2 UTSW 8 8,673,104 (GRCm39) splice site probably null
R4799:Efnb2 UTSW 8 8,673,104 (GRCm39) splice site probably null
R5193:Efnb2 UTSW 8 8,673,162 (GRCm39) missense probably damaging 1.00
R5443:Efnb2 UTSW 8 8,670,862 (GRCm39) missense probably damaging 1.00
R6083:Efnb2 UTSW 8 8,672,328 (GRCm39) splice site probably null
R6266:Efnb2 UTSW 8 8,710,524 (GRCm39) missense probably benign
R6482:Efnb2 UTSW 8 8,670,637 (GRCm39) missense probably damaging 1.00
R7371:Efnb2 UTSW 8 8,710,524 (GRCm39) missense probably benign
R8813:Efnb2 UTSW 8 8,670,731 (GRCm39) missense probably damaging 1.00
R9630:Efnb2 UTSW 8 8,670,617 (GRCm39) missense probably damaging 1.00
Z1177:Efnb2 UTSW 8 8,673,147 (GRCm39) critical splice donor site probably null
Predicted Primers PCR Primer
(F):5'- TACCGTGGTAATTTAAGGGAAACAG -3'
(R):5'- TAACCCCGGGCTCTTTGATG -3'

Sequencing Primer
(F):5'- GTGGTAATTTAAGGGAAACAGAAATG -3'
(R):5'- ATGTTCACTTTTATCAACTCAGTGGC -3'
Posted On 2016-11-21