Incidental Mutation 'IGL02896:Stxbp2'
ID 363414
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 # IGL02896
Quality Score
Status
Chromosome 8
Chromosomal Location 3680955-3693644 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 3691971 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 538 (I538F)
Ref Sequence ENSEMBL: ENSMUSP00000125405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000160708]
AlphaFold Q64324
Predicted Effect unknown
Transcript: ENSMUST00000004745
AA Change: I538F
SMART Domains Protein: ENSMUSP00000004745
Gene: ENSMUSG00000004626
AA Change: I538F

DomainStartEndE-ValueType
Pfam:Sec1 29 580 6.8e-113 PFAM
Predicted Effect unknown
Transcript: ENSMUST00000159370
AA Change: I69F
Predicted Effect noncoding transcript
Transcript: ENSMUST00000159652
Predicted Effect noncoding transcript
Transcript: ENSMUST00000160435
Predicted Effect probably benign
Transcript: ENSMUST00000160708
AA Change: I538F

PolyPhen 2 Score 0.439 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000125405
Gene: ENSMUSG00000004626
AA Change: I538F

DomainStartEndE-ValueType
Pfam:Sec1 29 579 4.9e-112 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000161629
Predicted Effect noncoding transcript
Transcript: ENSMUST00000162047
Predicted Effect noncoding transcript
Transcript: ENSMUST00000162832
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: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933402J07Rik A G 8: 88,315,648 (GRCm39) D246G probably damaging Het
Adcy2 A G 13: 68,875,991 (GRCm39) S504P probably damaging Het
Adgrv1 A T 13: 81,668,858 (GRCm39) I2566K probably damaging Het
Als2 A G 1: 59,222,946 (GRCm39) V1108A probably benign Het
Atad2b T A 12: 5,008,151 (GRCm39) F466I probably damaging Het
Cyp2a22 T C 7: 26,635,886 (GRCm39) M226V probably damaging Het
D5Ertd579e T C 5: 36,771,326 (GRCm39) D1023G possibly damaging Het
D630003M21Rik T C 2: 158,059,205 (GRCm39) I232V probably benign Het
Dolpp1 T C 2: 30,286,242 (GRCm39) S114P probably damaging Het
Fars2 T A 13: 36,388,825 (GRCm39) S105T probably benign Het
Fndc7 T C 3: 108,770,247 (GRCm39) I560V probably benign Het
Gcn1 T C 5: 115,757,707 (GRCm39) probably benign Het
Gm5134 T C 10: 75,810,058 (GRCm39) L113P possibly damaging Het
Hipk2 G T 6: 38,675,382 (GRCm39) H1066Q probably damaging Het
Katnb1 A G 8: 95,822,656 (GRCm39) probably benign Het
Lrrd1 T A 5: 3,901,473 (GRCm39) S593T probably benign Het
Mastl T C 2: 23,021,779 (GRCm39) R713G probably damaging Het
Meak7 T C 8: 120,489,164 (GRCm39) D373G probably damaging Het
Mrgpra6 T A 7: 46,838,655 (GRCm39) D181V probably benign Het
Mroh7 C T 4: 106,557,013 (GRCm39) V828I possibly damaging Het
Nbeal2 A G 9: 110,468,360 (GRCm39) probably null Het
Nckap5l G T 15: 99,325,091 (GRCm39) Q471K possibly damaging Het
Or12j5 T C 7: 140,083,968 (GRCm39) probably null Het
Or1j15 A T 2: 36,459,217 (GRCm39) L202F possibly damaging Het
Or5an1c A T 19: 12,218,353 (GRCm39) L224* probably null Het
Pfn4 A G 12: 4,825,451 (GRCm39) N96S probably benign Het
Ppp1r3c G A 19: 36,710,865 (GRCm39) P302S probably benign Het
Senp2 T G 16: 21,837,118 (GRCm39) Y122* probably null Het
Slc5a7 C A 17: 54,600,045 (GRCm39) G123* probably null Het
Tent2 A T 13: 93,304,945 (GRCm39) N280K probably damaging Het
Th C T 7: 142,449,168 (GRCm39) R289Q probably damaging Het
Tigit C T 16: 43,482,561 (GRCm39) V58I probably benign Het
Ush1c C A 7: 45,847,839 (GRCm39) V810L probably benign Het
Vmn2r120 C A 17: 57,816,008 (GRCm39) K782N 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
IGL02926:Stxbp2 APN 8 3,685,629 (GRCm39) missense probably benign 0.31
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