Incidental Mutation 'R0843:Stx2'
ID 77249
Institutional Source Beutler Lab
Gene Symbol Stx2
Ensembl Gene ENSMUSG00000029428
Gene Name syntaxin 2
Synonyms repro34, G1-536-1, Syn-2, Epim
MMRRC Submission 039022-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0843 (G1)
Quality Score 225
Status Validated
Chromosome 5
Chromosomal Location 129061621-129085638 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 129076612 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Methionine at position 24 (V24M)
Ref Sequence ENSEMBL: ENSMUSP00000142681 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000031378] [ENSMUST00000100680] [ENSMUST00000149877] [ENSMUST00000195906]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000031378
AA Change: V24M

PolyPhen 2 Score 0.304 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000031378
Gene: ENSMUSG00000029428
AA Change: V24M

DomainStartEndE-ValueType
SynN 25 146 1.33e-40 SMART
low complexity region 159 170 N/A INTRINSIC
low complexity region 175 185 N/A INTRINSIC
t_SNARE 187 254 1.74e-19 SMART
transmembrane domain 266 288 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000100680
AA Change: V24M

PolyPhen 2 Score 0.304 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000098247
Gene: ENSMUSG00000029428
AA Change: V24M

DomainStartEndE-ValueType
SynN 25 146 1.33e-40 SMART
low complexity region 159 170 N/A INTRINSIC
low complexity region 175 185 N/A INTRINSIC
t_SNARE 187 254 1.74e-19 SMART
transmembrane domain 265 287 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000141492
Predicted Effect probably benign
Transcript: ENSMUST00000149877
SMART Domains Protein: ENSMUSP00000118220
Gene: ENSMUSG00000029428

DomainStartEndE-ValueType
Pfam:Syntaxin 1 85 1.3e-28 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151712
Predicted Effect probably damaging
Transcript: ENSMUST00000195906
AA Change: V24M

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199813
Meta Mutation Damage Score 0.6467 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.5%
  • 10x: 96.5%
  • 20x: 92.6%
Validation Efficiency 98% (40/41)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The product of this gene belongs to the syntaxin/epimorphin family of proteins. The syntaxins are a large protein family implicated in the targeting and fusion of intracellular transport vesicles. The product of this gene regulates epithelial-mesenchymal interactions and epithelial cell morphogenesis and activation. Alternatively spliced transcript variants encoding different isoforms have been identified. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a null allele display male infertility associated with abnormal testicular development and impaired spermatogenesis, increased intestinal growth due to enhanced crypt cell proliferation and crypt fission, and decreased susceptibility to induced colitis. [provided by MGI curators]
Allele List at MGI

All alleles(10) : Targeted(4) Gene trapped(5) Chemically induced(1)

Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adrb2 T C 18: 62,312,142 (GRCm39) R228G probably benign Het
Arrdc3 T C 13: 81,038,922 (GRCm39) probably benign Het
Cacna1d T C 14: 29,846,828 (GRCm39) Y526C probably damaging Het
Cenpn T C 8: 117,660,045 (GRCm39) V125A probably benign Het
Cyfip1 A T 7: 55,572,568 (GRCm39) H963L probably benign Het
Dnah8 T C 17: 31,032,069 (GRCm39) Y4130H probably damaging Het
Dnmt3a T C 12: 3,922,886 (GRCm39) probably benign Het
Dync1h1 C T 12: 110,631,647 (GRCm39) T4448M possibly damaging Het
Efr3a T A 15: 65,709,272 (GRCm39) probably benign Het
Fgf11 T G 11: 69,689,602 (GRCm39) probably benign Het
Gabrr1 T A 4: 33,161,717 (GRCm39) I347N possibly damaging Het
Hsh2d G A 8: 72,954,304 (GRCm39) D229N probably benign Het
Hspa1b T A 17: 35,176,524 (GRCm39) N487I possibly damaging Het
Ifi207 A T 1: 173,555,143 (GRCm39) N853K probably damaging Het
Iqgap3 A G 3: 88,015,738 (GRCm39) D40G possibly damaging Het
Iyd T C 10: 3,495,663 (GRCm39) V107A possibly damaging Het
Kctd3 A T 1: 188,729,170 (GRCm39) L129* probably null Het
Myo7b A G 18: 32,107,137 (GRCm39) F1286S possibly damaging Het
Or4a47 C T 2: 89,665,960 (GRCm39) V110I probably benign Het
Or52s1b T A 7: 102,822,326 (GRCm39) T173S possibly damaging Het
Or8c15 T A 9: 38,120,579 (GRCm39) F77I possibly damaging Het
Pcsk5 T A 19: 17,632,182 (GRCm39) Y328F probably damaging Het
Plxnb1 T C 9: 108,942,769 (GRCm39) L1810P probably benign Het
Polr2h T A 16: 20,537,649 (GRCm39) V50E probably damaging Het
Ppm1g T C 5: 31,364,895 (GRCm39) probably benign Het
Ptpru T A 4: 131,525,259 (GRCm39) R741S probably benign Het
Pyroxd2 T C 19: 42,735,986 (GRCm39) E64G probably damaging Het
Rad54b T C 4: 11,609,471 (GRCm39) probably null Het
Rangap1 A T 15: 81,594,703 (GRCm39) D375E probably benign Het
Rhbdf1 G A 11: 32,165,053 (GRCm39) R107C probably damaging Het
Scaf11 T C 15: 96,329,706 (GRCm39) E140G probably damaging Het
Slitrk6 G T 14: 110,987,530 (GRCm39) H726N probably benign Het
Spry2 A G 14: 106,130,524 (GRCm39) C221R probably damaging Het
Tent5b T C 4: 133,213,842 (GRCm39) S238P probably damaging Het
Tll2 T A 19: 41,116,902 (GRCm39) probably null Het
Ttyh3 C A 5: 140,612,201 (GRCm39) probably null Het
Vmn2r116 T C 17: 23,619,934 (GRCm39) V556A probably benign Het
Xpo5 T C 17: 46,533,576 (GRCm39) probably benign Het
Zc3h3 A G 15: 75,709,328 (GRCm39) S514P probably benign Het
Zfp277 A C 12: 40,370,599 (GRCm39) probably null Het
Other mutations in Stx2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01729:Stx2 APN 5 129,068,042 (GRCm39) missense probably benign 0.01
IGL01951:Stx2 APN 5 129,069,329 (GRCm39) missense probably damaging 1.00
IGL02348:Stx2 APN 5 129,065,894 (GRCm39) missense probably damaging 1.00
IGL02902:Stx2 APN 5 129,069,285 (GRCm39) missense probably damaging 1.00
R0050:Stx2 UTSW 5 129,076,572 (GRCm39) critical splice donor site probably null
R0050:Stx2 UTSW 5 129,076,572 (GRCm39) critical splice donor site probably null
R0277:Stx2 UTSW 5 129,065,967 (GRCm39) missense probably benign 0.00
R0323:Stx2 UTSW 5 129,065,967 (GRCm39) missense probably benign 0.00
R0419:Stx2 UTSW 5 129,070,641 (GRCm39) splice site probably benign
R1346:Stx2 UTSW 5 129,065,852 (GRCm39) unclassified probably benign
R1631:Stx2 UTSW 5 129,069,289 (GRCm39) missense probably damaging 1.00
R1920:Stx2 UTSW 5 129,065,903 (GRCm39) missense probably damaging 1.00
R5350:Stx2 UTSW 5 129,068,155 (GRCm39) missense probably damaging 1.00
R6877:Stx2 UTSW 5 129,064,884 (GRCm39) missense probably benign 0.00
R7379:Stx2 UTSW 5 129,064,863 (GRCm39) missense possibly damaging 0.68
R7391:Stx2 UTSW 5 129,065,867 (GRCm39) missense probably damaging 1.00
R7747:Stx2 UTSW 5 129,063,481 (GRCm39) missense probably benign 0.39
R7803:Stx2 UTSW 5 129,070,627 (GRCm39) nonsense probably null
R8354:Stx2 UTSW 5 129,071,932 (GRCm39) missense probably benign 0.00
R8725:Stx2 UTSW 5 129,070,564 (GRCm39) missense probably damaging 0.96
R9348:Stx2 UTSW 5 129,076,601 (GRCm39) missense probably benign 0.00
R9768:Stx2 UTSW 5 129,063,422 (GRCm39) missense unknown
Predicted Primers PCR Primer
(F):5'- TTGTGACGATGCTGAAAGTCCCC -3'
(R):5'- ATGGCCCTGACTCTGGTGTAGATG -3'

Sequencing Primer
(F):5'- ggcaggaggatggcaag -3'
(R):5'- TTCTGTCACCAGGTAGAAGC -3'
Posted On 2013-10-16