Incidental Mutation 'R4440:Ntrk2'
ID 329733
Institutional Source Beutler Lab
Gene Symbol Ntrk2
Ensembl Gene ENSMUSG00000055254
Gene Name neurotrophic tyrosine kinase, receptor, type 2
Synonyms trkB, Tkrb, C030027L06Rik
MMRRC Submission 041705-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.934) question?
Stock # R4440 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 58954383-59281784 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 59208126 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Histidine at position 657 (Q657H)
Ref Sequence ENSEMBL: ENSMUSP00000153553 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079828] [ENSMUST00000225488]
AlphaFold P15209
Predicted Effect probably damaging
Transcript: ENSMUST00000079828
AA Change: Q657H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000078757
Gene: ENSMUSG00000055254
AA Change: Q657H

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 noncoding transcript
Transcript: ENSMUST00000225244
Predicted Effect probably damaging
Transcript: ENSMUST00000225488
AA Change: Q657H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.6675 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.2%
Validation Efficiency 94% (46/49)
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: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adnp G T 2: 168,026,721 (GRCm39) H191Q possibly damaging Het
Afdn T C 17: 14,071,152 (GRCm39) W782R probably damaging Het
Alpl A T 4: 137,475,124 (GRCm39) W270R probably damaging Het
Angpt4 G T 2: 151,786,566 (GRCm39) G508C probably damaging Het
Armc8 T A 9: 99,366,087 (GRCm39) H609L probably benign Het
Atg2a T C 19: 6,305,859 (GRCm39) probably null Het
Bicdl2 C T 17: 23,886,590 (GRCm39) A393V probably benign Het
C6 A T 15: 4,764,733 (GRCm39) K143M possibly damaging Het
Cfc1 T A 1: 34,583,183 (GRCm39) probably benign Het
Ctnna3 A G 10: 64,096,714 (GRCm39) I417M probably benign Het
Dnhd1 G A 7: 105,345,935 (GRCm39) W2307* probably null Het
Dpysl5 T C 5: 30,949,612 (GRCm39) F461L probably damaging Het
Fip1l1 T C 5: 74,697,446 (GRCm39) probably benign Het
Fpgs C T 2: 32,577,513 (GRCm39) C219Y probably damaging Het
Fsip2 A G 2: 82,821,550 (GRCm39) D5761G possibly damaging Het
Hdac4 C A 1: 91,873,717 (GRCm39) G957C probably damaging Het
Klhl8 A G 5: 104,015,433 (GRCm39) I421T probably benign Het
Kntc1 T C 5: 123,932,216 (GRCm39) C1337R probably damaging Het
Lpin3 A G 2: 160,740,565 (GRCm39) N370S probably benign Het
Man2a2 C A 7: 80,001,463 (GRCm39) R1148L probably benign Het
Mideas C T 12: 84,203,245 (GRCm39) G886S probably benign Het
Nav2 C T 7: 49,201,785 (GRCm39) T1453I possibly damaging Het
Nav2 A G 7: 49,225,011 (GRCm39) probably benign Het
Ndufaf5 T A 2: 140,012,645 (GRCm39) V5D probably benign Het
Nipbl G C 15: 8,396,142 (GRCm39) Q144E probably damaging Het
Or4a75 G T 2: 89,448,512 (GRCm39) T8K probably damaging Het
Or4c107 G A 2: 88,789,685 (GRCm39) E292K probably benign Het
Polr1a A G 6: 71,927,832 (GRCm39) D861G probably damaging Het
Pramel15 A T 4: 144,099,437 (GRCm39) F443I probably benign Het
Pwwp2b T C 7: 138,835,555 (GRCm39) I332T probably benign Het
Rasgrf2 T C 13: 92,131,797 (GRCm39) D620G possibly damaging Het
Slc14a2 A G 18: 78,238,962 (GRCm39) V219A probably benign Het
Slc7a2 T C 8: 41,355,686 (GRCm39) I245T probably benign Het
Smok3c T A 5: 138,062,866 (GRCm39) Y118N possibly damaging Het
Taok2 C T 7: 126,465,693 (GRCm39) R367Q possibly damaging Het
Tbl1xr1 A G 3: 22,254,752 (GRCm39) probably null Het
Tbr1 A T 2: 61,635,182 (GRCm39) D44V possibly damaging Het
Tespa1 C T 10: 130,197,826 (GRCm39) R283C probably damaging Het
Tle2 A G 10: 81,417,516 (GRCm39) E227G possibly damaging Het
Vmn1r231 T C 17: 21,110,718 (GRCm39) R66G possibly damaging Het
Xab2 T C 8: 3,666,353 (GRCm39) E185G probably benign 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
R4348:Ntrk2 UTSW 13 59,026,073 (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'- GGAGCATCCTGGTCTCTTTC -3'
(R):5'- GGCTTTCCCCTACTTAAGACGATC -3'

Sequencing Primer
(F):5'- TTCTCACCCAGGTCAGGTAGTG -3'
(R):5'- ACTTAAGACGATCTCCTAGCTGG -3'
Posted On 2015-07-21