Incidental Mutation 'IGL02926:Stxbp2'
ID 363881
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Stxbp2
Ensembl Gene ENSMUSG00000004626
Gene Name syntaxin binding protein 2
Synonyms muSec1, C79054, Sxtp2, Munc18b, Munc-18b, Munc-18-2
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL02926
Quality Score
Status
Chromosome 8
Chromosomal Location 3680955-3693644 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 3685629 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 226 (T226I)
Ref Sequence ENSEMBL: ENSMUSP00000125405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000159888] [ENSMUST00000159911] [ENSMUST00000160708] [ENSMUST00000162867]
AlphaFold Q64324
Predicted Effect unknown
Transcript: ENSMUST00000004745
AA Change: T225I
SMART Domains Protein: ENSMUSP00000004745
Gene: ENSMUSG00000004626
AA Change: T225I

DomainStartEndE-ValueType
Pfam:Sec1 29 580 6.8e-113 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000159370
Predicted Effect probably benign
Transcript: ENSMUST00000159888
Predicted Effect probably benign
Transcript: ENSMUST00000159911
Predicted Effect noncoding transcript
Transcript: ENSMUST00000160435
Predicted Effect probably benign
Transcript: ENSMUST00000160708
AA Change: T226I

PolyPhen 2 Score 0.314 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000125405
Gene: ENSMUSG00000004626
AA Change: T226I

DomainStartEndE-ValueType
Pfam:Sec1 29 579 4.9e-112 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000161982
Predicted Effect noncoding transcript
Transcript: ENSMUST00000162974
Predicted Effect noncoding transcript
Transcript: ENSMUST00000163044
Predicted Effect noncoding transcript
Transcript: ENSMUST00000162737
Predicted Effect probably benign
Transcript: ENSMUST00000162867
Coding Region Coverage
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 STXBP/unc-18/SEC1 family. The encoded protein is involved in intracellular trafficking, control of SNARE (soluble NSF attachment protein receptor) complex assembly, and the release of cytotoxic granules by natural killer cells. Mutations in this gene are associated with familial hemophagocytic lymphohistiocytosis. Alternatively spliced transcript variants encoding different isoforms have been noted for this gene. [provided by RefSeq, Jan 2013]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit complete preweaning lethality. Mice heterozygous for this allele exhibit decreased stimulated mucin secretion, release of histones in stimulated mast cells and decreased susceptibility to type I hypersensitivity reaction. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Alms1 A T 6: 85,618,432 (GRCm39) D2826V probably damaging Het
Alpl C T 4: 137,469,945 (GRCm39) A460T probably damaging Het
C2cd5 A G 6: 142,976,963 (GRCm39) probably benign Het
C4b C T 17: 34,949,686 (GRCm39) R1468Q possibly damaging Het
Calu A G 6: 29,366,919 (GRCm39) T44A possibly damaging Het
Cgn T C 3: 94,685,326 (GRCm39) K399R probably benign Het
Ciao3 A G 17: 26,001,128 (GRCm39) H460R probably benign Het
Cyp2t4 G A 7: 26,857,228 (GRCm39) V356M probably damaging Het
D430041D05Rik T C 2: 104,044,604 (GRCm39) D683G probably damaging Het
Dhcr24 T A 4: 106,443,552 (GRCm39) I410N probably damaging Het
Dmap1 T A 4: 117,539,085 (GRCm39) E17V probably benign Het
Dnaaf9 C T 2: 130,554,286 (GRCm39) R921K probably benign Het
Dnah7a A G 1: 53,535,109 (GRCm39) I2717T possibly damaging Het
Epb41l3 G T 17: 69,554,741 (GRCm39) K280N probably damaging Het
Espl1 T A 15: 102,208,290 (GRCm39) M432K probably damaging Het
Fgf5 C A 5: 98,409,874 (GRCm39) A141E probably damaging Het
Fto T A 8: 92,211,795 (GRCm39) F373L probably damaging Het
Gpatch1 T C 7: 35,007,694 (GRCm39) D122G probably damaging Het
Ints11 T C 4: 155,972,568 (GRCm39) probably null Het
Jarid2 A G 13: 45,056,405 (GRCm39) Q398R probably benign Het
Kcnh1 A G 1: 191,959,208 (GRCm39) D254G probably damaging Het
Lamc3 C T 2: 31,825,738 (GRCm39) probably benign Het
Lamc3 C T 2: 31,825,737 (GRCm39) probably benign Het
Ltbp4 T C 7: 27,028,297 (GRCm39) probably null Het
Mcm6 A G 1: 128,267,119 (GRCm39) Y575H probably damaging Het
Myh9 A C 15: 77,671,826 (GRCm39) Y422D probably damaging Het
Or4c35 T C 2: 89,808,506 (GRCm39) L128P probably damaging Het
Or5b105 A C 19: 13,080,187 (GRCm39) N160K possibly damaging Het
Or8b47 T C 9: 38,435,021 (GRCm39) probably benign Het
Plcb1 T C 2: 135,206,682 (GRCm39) probably benign Het
Pmfbp1 A G 8: 110,246,881 (GRCm39) E251G probably damaging Het
Psg27 A T 7: 18,291,054 (GRCm39) V383E probably damaging Het
Ptprn A T 1: 75,224,517 (GRCm39) H946Q possibly damaging Het
Rbl1 A G 2: 157,009,333 (GRCm39) V734A probably benign Het
Rspry1 T A 8: 95,376,439 (GRCm39) N320K probably damaging Het
Ryr1 A T 7: 28,760,965 (GRCm39) V3219D probably damaging Het
Ryr2 C A 13: 11,774,721 (GRCm39) W1145L probably damaging Het
Scel A T 14: 103,813,683 (GRCm39) R319* probably null Het
Tac1 A T 6: 7,562,410 (GRCm39) N106I possibly damaging Het
Trim13 G T 14: 61,842,693 (GRCm39) probably null Het
Tspan31 T G 10: 126,904,778 (GRCm39) probably null Het
Usp36 C T 11: 118,155,609 (GRCm39) V723M probably benign Het
Utrn A T 10: 12,566,504 (GRCm39) N1219K probably damaging Het
Vcan G T 13: 89,836,742 (GRCm39) T2934K probably damaging Het
Other mutations in Stxbp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00160:Stxbp2 APN 8 3,686,354 (GRCm39) critical splice acceptor site probably null
IGL00466:Stxbp2 APN 8 3,684,065 (GRCm39) missense probably benign 0.29
IGL02315:Stxbp2 APN 8 3,685,607 (GRCm39) unclassified probably benign
IGL02508:Stxbp2 APN 8 3,682,531 (GRCm39) missense probably damaging 1.00
IGL02811:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02833:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02868:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02869:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02896:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02927:Stxbp2 APN 8 3,692,685 (GRCm39) missense possibly damaging 0.95
IGL02928:Stxbp2 APN 8 3,691,736 (GRCm39) missense probably damaging 0.99
IGL02943:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02945:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02948:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02951:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02972:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02976:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02977:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02983:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL02993:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03008:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03009:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03038:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03051:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03061:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03072:Stxbp2 APN 8 3,691,971 (GRCm39) missense probably benign 0.44
IGL03110:Stxbp2 APN 8 3,683,342 (GRCm39) missense probably damaging 1.00
IGL02988:Stxbp2 UTSW 8 3,683,267 (GRCm39) intron probably benign
R0463:Stxbp2 UTSW 8 3,682,559 (GRCm39) missense probably damaging 1.00
R0608:Stxbp2 UTSW 8 3,682,559 (GRCm39) missense probably damaging 1.00
R0755:Stxbp2 UTSW 8 3,692,019 (GRCm39) missense probably benign 0.01
R1328:Stxbp2 UTSW 8 3,692,657 (GRCm39) missense possibly damaging 0.56
R1771:Stxbp2 UTSW 8 3,684,064 (GRCm39) missense probably benign 0.01
R1962:Stxbp2 UTSW 8 3,692,672 (GRCm39) missense probably benign 0.00
R2195:Stxbp2 UTSW 8 3,684,615 (GRCm39) splice site probably null
R2319:Stxbp2 UTSW 8 3,683,834 (GRCm39) missense possibly damaging 0.95
R3614:Stxbp2 UTSW 8 3,681,196 (GRCm39) missense possibly damaging 0.94
R3870:Stxbp2 UTSW 8 3,684,079 (GRCm39) missense probably damaging 1.00
R3876:Stxbp2 UTSW 8 3,683,369 (GRCm39) critical splice donor site probably null
R4703:Stxbp2 UTSW 8 3,682,521 (GRCm39) missense probably damaging 1.00
R6533:Stxbp2 UTSW 8 3,692,683 (GRCm39) missense probably benign 0.01
R6623:Stxbp2 UTSW 8 3,682,561 (GRCm39) missense probably damaging 1.00
R6665:Stxbp2 UTSW 8 3,691,998 (GRCm39) missense probably benign 0.41
R6798:Stxbp2 UTSW 8 3,691,180 (GRCm39) missense probably benign
R7152:Stxbp2 UTSW 8 3,682,583 (GRCm39) missense probably benign 0.33
R7326:Stxbp2 UTSW 8 3,691,151 (GRCm39) missense
R8237:Stxbp2 UTSW 8 3,685,695 (GRCm39) missense
R8268:Stxbp2 UTSW 8 3,682,234 (GRCm39) missense
R8709:Stxbp2 UTSW 8 3,683,914 (GRCm39) missense possibly damaging 0.50
R8811:Stxbp2 UTSW 8 3,689,541 (GRCm39) missense
R9018:Stxbp2 UTSW 8 3,692,627 (GRCm39) intron probably benign
R9043:Stxbp2 UTSW 8 3,684,478 (GRCm39) missense
R9048:Stxbp2 UTSW 8 3,687,218 (GRCm39) missense
R9212:Stxbp2 UTSW 8 3,686,220 (GRCm39) missense
R9421:Stxbp2 UTSW 8 3,682,264 (GRCm39) missense
R9643:Stxbp2 UTSW 8 3,686,392 (GRCm39) missense
Z1177:Stxbp2 UTSW 8 3,691,123 (GRCm39) missense probably benign
Posted On 2015-12-18