Incidental Mutation 'IGL01294:Ptbp2'
ID 73027
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Ptbp2
Ensembl Gene ENSMUSG00000028134
Gene Name polypyrimidine tract binding protein 2
Synonyms brPTB
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL01294
Quality Score
Status
Chromosome 3
Chromosomal Location 119512391-119578115 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 119541461 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 192 (V192A)
Ref Sequence ENSEMBL: ENSMUSP00000143281 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029780] [ENSMUST00000197464] [ENSMUST00000197833] [ENSMUST00000200097]
AlphaFold Q91Z31
Predicted Effect probably damaging
Transcript: ENSMUST00000029780
AA Change: V192A

PolyPhen 2 Score 0.968 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000029780
Gene: ENSMUSG00000028134
AA Change: V192A

DomainStartEndE-ValueType
RRM 60 129 3.8e-6 SMART
low complexity region 144 159 N/A INTRINSIC
RRM 182 251 1.22e-4 SMART
low complexity region 285 295 N/A INTRINSIC
RRM 339 408 1.07e-9 SMART
RRM 456 526 1.99e-9 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000197464
AA Change: V192A

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000143281
Gene: ENSMUSG00000028134
AA Change: V192A

DomainStartEndE-ValueType
RRM 60 129 3.8e-6 SMART
low complexity region 144 159 N/A INTRINSIC
Pfam:RRM_1 183 239 8.6e-6 PFAM
Pfam:RRM_5 197 240 1.1e-6 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000197833
AA Change: V192A

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000143719
Gene: ENSMUSG00000028134
AA Change: V192A

DomainStartEndE-ValueType
RRM 60 129 1.7e-8 SMART
low complexity region 144 159 N/A INTRINSIC
RRM 182 251 5.2e-7 SMART
low complexity region 285 295 N/A INTRINSIC
PDB:2MJU|A 325 349 4e-7 PDB
Predicted Effect noncoding transcript
Transcript: ENSMUST00000198399
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199417
Predicted Effect probably damaging
Transcript: ENSMUST00000200097
AA Change: V192A

PolyPhen 2 Score 0.968 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000143510
Gene: ENSMUSG00000028134
AA Change: V192A

DomainStartEndE-ValueType
RRM 60 129 3.8e-6 SMART
low complexity region 144 159 N/A INTRINSIC
RRM 182 251 1.22e-4 SMART
low complexity region 285 295 N/A INTRINSIC
RRM 339 408 1.07e-9 SMART
RRM 456 525 8.08e-10 SMART
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene binds to intronic polypyrimidine clusters in pre-mRNA molecules and is implicated in controlling the assembly of other splicing-regulatory proteins. This protein is very similar to the polypyrimidine tract binding protein (PTB) but most of its isoforms are expressed primarily in the brain. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2014]
PHENOTYPE: Mice homozygous for a null mutation display neonatal lethality with premature neurogenesis and abnormal neural stem cell polarity. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 30 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9130023H24Rik A T 7: 127,836,291 (GRCm39) S101T probably benign Het
Apol11b G A 15: 77,522,219 (GRCm39) T26M probably damaging Het
Arglu1 G T 8: 8,733,739 (GRCm39) probably benign Het
Cacna2d2 T G 9: 107,391,280 (GRCm39) Y436D probably damaging Het
Cd4 G A 6: 124,856,341 (GRCm39) T50I probably benign Het
Cpne8 G A 15: 90,385,648 (GRCm39) S460L probably damaging Het
Crat G A 2: 30,295,199 (GRCm39) A436V probably damaging Het
Dmd T C X: 83,475,604 (GRCm39) probably null Het
Emilin2 G T 17: 71,581,589 (GRCm39) A379E probably benign Het
Ercc2 A G 7: 19,124,342 (GRCm39) I445V probably benign Het
Evc2 T C 5: 37,504,854 (GRCm39) probably null Het
Filip1l A T 16: 57,392,711 (GRCm39) K1100* probably null Het
Gm4353 T A 7: 115,683,077 (GRCm39) D168V possibly damaging Het
Hsf4 G T 8: 106,002,289 (GRCm39) *417L probably null Het
Kmt2a A G 9: 44,731,594 (GRCm39) probably benign Het
Macroh2a1 A T 13: 56,222,113 (GRCm39) V346E probably damaging Het
Mpzl1 A G 1: 165,421,177 (GRCm39) S261P probably damaging Het
Mre11a T C 9: 14,742,211 (GRCm39) S621P probably damaging Het
Muc6 T C 7: 141,232,926 (GRCm39) Y934C probably damaging Het
Naip5 A G 13: 100,353,588 (GRCm39) S1224P probably damaging Het
Nwd1 A T 8: 73,438,373 (GRCm39) N1474Y probably damaging Het
Or2ag20 T C 7: 106,464,970 (GRCm39) L261S probably damaging Het
Rfx2 T C 17: 57,090,657 (GRCm39) Y421C probably damaging Het
Sfmbt2 T A 2: 10,595,232 (GRCm39) probably benign Het
Slc4a10 A C 2: 62,083,653 (GRCm39) probably null Het
Slitrk6 T C 14: 110,987,506 (GRCm39) M734V probably benign Het
Tap1 T C 17: 34,413,019 (GRCm39) probably null Het
Tep1 A G 14: 51,067,114 (GRCm39) probably benign Het
Uba6 T A 5: 86,297,907 (GRCm39) I256L possibly damaging Het
Wnt3 A T 11: 103,699,140 (GRCm39) H82L possibly damaging Het
Other mutations in Ptbp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01874:Ptbp2 APN 3 119,541,449 (GRCm39) missense probably damaging 1.00
IGL01940:Ptbp2 APN 3 119,519,764 (GRCm39) missense possibly damaging 0.46
IGL02094:Ptbp2 APN 3 119,546,589 (GRCm39) splice site probably benign
IGL02374:Ptbp2 APN 3 119,514,342 (GRCm39) splice site probably benign
IGL02523:Ptbp2 APN 3 119,534,136 (GRCm39) nonsense probably null
IGL02879:Ptbp2 APN 3 119,534,054 (GRCm39) missense probably damaging 1.00
IGL03149:Ptbp2 APN 3 119,514,074 (GRCm39) missense possibly damaging 0.86
IGL03153:Ptbp2 APN 3 119,545,593 (GRCm39) missense probably benign 0.04
IGL03391:Ptbp2 APN 3 119,514,031 (GRCm39) nonsense probably null
R0067:Ptbp2 UTSW 3 119,514,290 (GRCm39) missense probably benign 0.00
R0067:Ptbp2 UTSW 3 119,514,290 (GRCm39) missense probably benign 0.00
R0091:Ptbp2 UTSW 3 119,514,310 (GRCm39) missense probably damaging 1.00
R0396:Ptbp2 UTSW 3 119,517,847 (GRCm39) splice site probably benign
R0511:Ptbp2 UTSW 3 119,514,613 (GRCm39) missense probably benign
R0722:Ptbp2 UTSW 3 119,514,570 (GRCm39) missense possibly damaging 0.72
R1573:Ptbp2 UTSW 3 119,546,754 (GRCm39) missense probably damaging 1.00
R1907:Ptbp2 UTSW 3 119,555,398 (GRCm39) missense probably damaging 1.00
R3606:Ptbp2 UTSW 3 119,541,281 (GRCm39) missense probably damaging 1.00
R5082:Ptbp2 UTSW 3 119,546,613 (GRCm39) missense probably benign 0.06
R5575:Ptbp2 UTSW 3 119,514,438 (GRCm39) missense possibly damaging 0.86
R5575:Ptbp2 UTSW 3 119,514,432 (GRCm39) splice site probably null
R5655:Ptbp2 UTSW 3 119,517,806 (GRCm39) missense probably benign 0.44
R5836:Ptbp2 UTSW 3 119,519,746 (GRCm39) missense probably damaging 0.98
R6290:Ptbp2 UTSW 3 119,517,769 (GRCm39) missense possibly damaging 0.50
R6364:Ptbp2 UTSW 3 119,534,091 (GRCm39) missense probably damaging 1.00
R6398:Ptbp2 UTSW 3 119,514,484 (GRCm39) missense probably benign 0.23
R6574:Ptbp2 UTSW 3 119,541,596 (GRCm39) missense probably damaging 0.99
R7037:Ptbp2 UTSW 3 119,545,557 (GRCm39) missense probably damaging 1.00
R7243:Ptbp2 UTSW 3 119,546,761 (GRCm39) missense possibly damaging 0.47
R7718:Ptbp2 UTSW 3 119,514,637 (GRCm39) missense probably null 1.00
R8182:Ptbp2 UTSW 3 119,534,078 (GRCm39) missense probably damaging 0.99
R8443:Ptbp2 UTSW 3 119,541,467 (GRCm39) missense probably damaging 1.00
R9110:Ptbp2 UTSW 3 119,541,258 (GRCm39) missense possibly damaging 0.69
R9164:Ptbp2 UTSW 3 119,546,640 (GRCm39) missense probably damaging 0.96
Posted On 2013-10-07