Incidental Mutation 'R4348:Ntrk2'
ID 328411
Institutional Source Beutler Lab
Gene Symbol Ntrk2
Ensembl Gene ENSMUSG00000055254
Gene Name neurotrophic tyrosine kinase, receptor, type 2
Synonyms trkB, Tkrb, C030027L06Rik
MMRRC Submission 041103-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.934) question?
Stock # R4348 (G1)
Quality Score 225
Status Not validated
Chromosome 13
Chromosomal Location 58954383-59281784 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 59026073 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Glutamic Acid at position 464 (K464E)
Ref Sequence ENSEMBL: ENSMUSP00000153152 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079828] [ENSMUST00000109838] [ENSMUST00000224259] [ENSMUST00000224402] [ENSMUST00000225488] [ENSMUST00000225583] [ENSMUST00000225950]
AlphaFold P15209
Predicted Effect probably damaging
Transcript: ENSMUST00000079828
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000078757
Gene: ENSMUSG00000055254
AA Change: K464E

DomainStartEndE-ValueType
LRRNT 31 65 1.74e-4 SMART
LRRCT 148 195 8.56e-10 SMART
IGc2 209 273 4.43e-5 SMART
Pfam:I-set 298 377 1.2e-8 PFAM
transmembrane domain 431 453 N/A INTRINSIC
TyrKc 537 806 2.48e-142 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000109838
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000105464
Gene: ENSMUSG00000055254
AA Change: K464E

DomainStartEndE-ValueType
LRRNT 31 65 1.74e-4 SMART
LRRCT 148 195 8.56e-10 SMART
IGc2 209 273 4.43e-5 SMART
Pfam:I-set 298 377 1.1e-8 PFAM
Pfam:Ig_2 300 377 5.4e-4 PFAM
transmembrane domain 431 453 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000223636
Predicted Effect probably damaging
Transcript: ENSMUST00000224259
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000224402
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000225488
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000225583
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000225950
AA Change: K464E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.3%
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 neurotrophic tyrosine receptor kinase (NTRK) family. This kinase is a membrane-bound receptor that, upon neurotrophin binding, phosphorylates itself and members of the MAPK pathway. Signalling through this kinase leads to cell differentiation. Mutations in this gene have been associated with obesity and mood disorders. Alternative splicing results in multiple transcript variants. [provided by RefSeq, May 2014]
PHENOTYPE: Different lines of homozygous mice show varied abnormalities including innervation and neural defects, rod defects, impaired ovarian folliculogenesis, and reduced postnatal survival. Homozygotes for a point mutation are normal, but are subject to pharmacological control of signalling. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2ml1 C T 6: 128,557,349 (GRCm39) A115T probably benign Het
Aass A G 6: 23,113,738 (GRCm39) F235L probably benign Het
Adamts1 T A 16: 85,599,234 (GRCm39) D122V probably benign Het
Adcy6 A T 15: 98,502,041 (GRCm39) V191E probably benign Het
Cngb3 G A 4: 19,396,688 (GRCm39) R347Q probably damaging Het
Cntnap4 T A 8: 113,480,554 (GRCm39) C334S probably damaging Het
D7Ertd443e ACCTAGGAGGTCCT ACCT 7: 133,950,682 (GRCm39) probably null Het
Dnah12 T A 14: 26,536,498 (GRCm39) M2138K possibly damaging Het
Ebf2 T C 14: 67,476,871 (GRCm39) I138T probably damaging Het
Ect2l A G 10: 18,012,736 (GRCm39) S784P probably damaging Het
Emilin2 T C 17: 71,587,726 (GRCm39) M129V probably benign Het
Enah A T 1: 181,749,985 (GRCm39) S266T possibly damaging Het
Fhip1b A G 7: 105,034,556 (GRCm39) V422A probably damaging Het
Garem2 G A 5: 30,310,366 (GRCm39) R26H possibly damaging Het
Gfy T C 7: 44,827,040 (GRCm39) E352G probably benign Het
Gpatch11 T C 17: 79,148,446 (GRCm39) L128P probably damaging Het
Inava C T 1: 136,153,946 (GRCm39) V180I probably damaging Het
Kcns3 T C 12: 11,141,382 (GRCm39) N439S possibly damaging Het
Llgl1 C T 11: 60,600,394 (GRCm39) P581L probably benign Het
Mbd1 G T 18: 74,407,487 (GRCm39) R199L probably damaging Het
Mbd5 T A 2: 49,146,339 (GRCm39) M183K probably benign Het
Mecom C A 3: 30,020,887 (GRCm39) V452L possibly damaging Het
Nckap1l A G 15: 103,395,246 (GRCm39) T909A probably damaging Het
Orc1 C T 4: 108,450,649 (GRCm39) T127I probably damaging Het
Pcdh17 T C 14: 84,685,060 (GRCm39) I509T probably damaging Het
Pcsk7 G A 9: 45,830,646 (GRCm39) A475T probably damaging Het
Prb1b T G 6: 132,290,624 (GRCm39) Y25S unknown Het
Prdm16 A G 4: 154,561,124 (GRCm39) V136A probably benign Het
Ptch1 C T 13: 63,682,143 (GRCm39) R537H probably damaging Het
Ptpn13 T A 5: 103,717,592 (GRCm39) S1879R probably damaging Het
Rasgrp3 A T 17: 75,818,975 (GRCm39) Q388L probably benign Het
Rnf31 AAC A 14: 55,838,555 (GRCm39) probably null Het
Rnf38 A T 4: 44,149,100 (GRCm39) N82K possibly damaging Het
Smco3 T A 6: 136,808,692 (GRCm39) T61S possibly damaging Het
Ssx2ip T C 3: 146,138,245 (GRCm39) V364A probably benign Het
Ttn A G 2: 76,595,109 (GRCm39) I20347T possibly damaging Het
Vmn2r120 A T 17: 57,829,466 (GRCm39) F477Y possibly damaging Het
Wee1 A G 7: 109,730,165 (GRCm39) H423R probably damaging Het
Other mutations in Ntrk2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01928:Ntrk2 APN 13 58,994,665 (GRCm39) missense probably damaging 1.00
IGL02331:Ntrk2 APN 13 58,994,670 (GRCm39) critical splice donor site probably null
IGL02465:Ntrk2 APN 13 59,208,194 (GRCm39) missense probably damaging 1.00
Brainy UTSW 13 59,274,382 (GRCm39) missense probably damaging 1.00
PIT4366001:Ntrk2 UTSW 13 59,208,149 (GRCm39) missense probably damaging 1.00
R0102:Ntrk2 UTSW 13 58,956,607 (GRCm39) missense probably benign 0.00
R0547:Ntrk2 UTSW 13 59,022,184 (GRCm39) missense probably damaging 0.99
R0615:Ntrk2 UTSW 13 59,276,000 (GRCm39) nonsense probably null
R0620:Ntrk2 UTSW 13 58,994,635 (GRCm39) missense probably benign
R1770:Ntrk2 UTSW 13 59,009,132 (GRCm39) missense possibly damaging 0.67
R2063:Ntrk2 UTSW 13 59,007,111 (GRCm39) missense probably damaging 1.00
R2089:Ntrk2 UTSW 13 59,007,115 (GRCm39) missense possibly damaging 0.95
R2091:Ntrk2 UTSW 13 59,007,115 (GRCm39) missense possibly damaging 0.95
R2091:Ntrk2 UTSW 13 59,007,115 (GRCm39) missense possibly damaging 0.95
R2178:Ntrk2 UTSW 13 58,956,616 (GRCm39) missense probably benign 0.06
R2275:Ntrk2 UTSW 13 59,009,165 (GRCm39) missense probably damaging 1.00
R2370:Ntrk2 UTSW 13 59,202,248 (GRCm39) missense probably benign 0.28
R2413:Ntrk2 UTSW 13 59,022,226 (GRCm39) missense possibly damaging 0.56
R2520:Ntrk2 UTSW 13 59,202,090 (GRCm39) splice site probably null
R2926:Ntrk2 UTSW 13 59,208,098 (GRCm39) missense probably damaging 1.00
R4163:Ntrk2 UTSW 13 59,008,054 (GRCm39) missense probably damaging 1.00
R4320:Ntrk2 UTSW 13 59,007,960 (GRCm39) missense possibly damaging 0.48
R4440:Ntrk2 UTSW 13 59,208,126 (GRCm39) missense probably damaging 1.00
R4534:Ntrk2 UTSW 13 59,274,343 (GRCm39) missense probably damaging 1.00
R4695:Ntrk2 UTSW 13 59,274,307 (GRCm39) missense probably damaging 0.99
R5356:Ntrk2 UTSW 13 59,208,056 (GRCm39) missense probably damaging 1.00
R5471:Ntrk2 UTSW 13 59,019,574 (GRCm39) missense probably benign 0.01
R5750:Ntrk2 UTSW 13 58,956,736 (GRCm39) missense probably benign 0.02
R5916:Ntrk2 UTSW 13 58,956,543 (GRCm39) start codon destroyed probably null 0.98
R5972:Ntrk2 UTSW 13 58,985,633 (GRCm39) missense probably damaging 1.00
R6015:Ntrk2 UTSW 13 59,208,209 (GRCm39) missense probably damaging 1.00
R6298:Ntrk2 UTSW 13 59,019,570 (GRCm39) nonsense probably null
R6419:Ntrk2 UTSW 13 59,009,113 (GRCm39) nonsense probably null
R6488:Ntrk2 UTSW 13 59,009,170 (GRCm39) missense possibly damaging 0.93
R6611:Ntrk2 UTSW 13 59,202,228 (GRCm39) missense probably damaging 1.00
R6827:Ntrk2 UTSW 13 59,274,382 (GRCm39) missense probably damaging 1.00
R6911:Ntrk2 UTSW 13 59,007,029 (GRCm39) missense probably damaging 1.00
R7387:Ntrk2 UTSW 13 59,133,793 (GRCm39) missense probably damaging 1.00
R7445:Ntrk2 UTSW 13 58,994,576 (GRCm39) missense probably benign 0.03
R7561:Ntrk2 UTSW 13 59,009,202 (GRCm39) missense probably benign 0.31
R8031:Ntrk2 UTSW 13 59,022,193 (GRCm39) missense probably benign
R8044:Ntrk2 UTSW 13 59,274,313 (GRCm39) missense probably damaging 1.00
R8422:Ntrk2 UTSW 13 59,133,715 (GRCm39) missense probably damaging 1.00
R8941:Ntrk2 UTSW 13 59,208,109 (GRCm39) missense probably damaging 1.00
R8990:Ntrk2 UTSW 13 59,007,988 (GRCm39) nonsense probably null
R9129:Ntrk2 UTSW 13 59,276,084 (GRCm39) missense probably benign 0.01
Z1176:Ntrk2 UTSW 13 59,022,147 (GRCm39) missense probably benign
Z1177:Ntrk2 UTSW 13 59,007,087 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGTGACAGAAGTGAGTCATCTG -3'
(R):5'- AAACCAGTCCATGCCTCCTG -3'

Sequencing Primer
(F):5'- AAAGTGACCTGCTGTGTCTAC -3'
(R):5'- TCCATGCCTCCTGGGACAAC -3'
Posted On 2015-07-07