Incidental Mutation 'R6290:Ptbp2'
ID 508344
Institutional Source Beutler Lab
Gene Symbol Ptbp2
Ensembl Gene ENSMUSG00000028134
Gene Name polypyrimidine tract binding protein 2
Synonyms brPTB
MMRRC Submission 044460-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6290 (G1)
Quality Score 225.009
Status Not validated
Chromosome 3
Chromosomal Location 119512391-119578115 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 119517769 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Lysine at position 382 (M382K)
Ref Sequence ENSEMBL: ENSMUSP00000143510 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029780] [ENSMUST00000195902] [ENSMUST00000197387] [ENSMUST00000197833] [ENSMUST00000200097]
AlphaFold Q91Z31
Predicted Effect possibly damaging
Transcript: ENSMUST00000029780
AA Change: M382K

PolyPhen 2 Score 0.503 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000029780
Gene: ENSMUSG00000028134
AA Change: M382K

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 benign
Transcript: ENSMUST00000195902
AA Change: M151K

PolyPhen 2 Score 0.276 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000143325
Gene: ENSMUSG00000028134
AA Change: M151K

DomainStartEndE-ValueType
Blast:RRM_2 1 48 7e-25 BLAST
PDB:1SJR|A 1 48 3e-27 PDB
low complexity region 49 59 N/A INTRINSIC
Pfam:RRM_1 109 154 1.9e-4 PFAM
Pfam:RRM_6 109 155 1.4e-6 PFAM
Pfam:RRM_5 124 155 2.6e-5 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000196203
Predicted Effect probably benign
Transcript: ENSMUST00000197387
Predicted Effect probably benign
Transcript: ENSMUST00000197833
SMART Domains Protein: ENSMUSP00000143719
Gene: ENSMUSG00000028134

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: ENSMUST00000198540
Predicted Effect noncoding transcript
Transcript: ENSMUST00000198733
Predicted Effect possibly damaging
Transcript: ENSMUST00000200097
AA Change: M382K

PolyPhen 2 Score 0.503 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000143510
Gene: ENSMUSG00000028134
AA Change: M382K

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
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.3%
  • 20x: 95.2%
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: 58 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aim2 T A 1: 173,289,681 (GRCm39) I208N possibly damaging Het
Albfm1 T C 5: 90,740,864 (GRCm39) probably null Het
Ank3 A C 10: 69,827,198 (GRCm39) probably benign Het
Arfgef1 T C 1: 10,259,036 (GRCm39) E687G possibly damaging Het
Ash1l T A 3: 88,890,068 (GRCm39) L649* probably null Het
Atp7b C T 8: 22,510,836 (GRCm39) G437S probably damaging Het
Cep89 G A 7: 35,119,688 (GRCm39) G349D probably damaging Het
Cntn6 T A 6: 104,744,851 (GRCm39) Y315N probably damaging Het
Cspg4b A T 13: 113,456,492 (GRCm39) N846I probably damaging Het
Csrp2 T C 10: 110,767,844 (GRCm39) C10R probably damaging Het
Cux1 T C 5: 136,340,412 (GRCm39) N625D probably damaging Het
Dnah9 T C 11: 65,732,201 (GRCm39) N4235S probably damaging Het
Dpy19l1 A G 9: 24,373,896 (GRCm39) C265R probably damaging Het
Dse A G 10: 34,028,336 (GRCm39) M918T probably benign Het
Duox1 C A 2: 122,164,288 (GRCm39) T916N possibly damaging Het
E130308A19Rik A T 4: 59,691,332 (GRCm39) I389F probably benign Het
Eif2ak1 T A 5: 143,821,617 (GRCm39) V311D probably benign Het
Eps15 T A 4: 109,220,395 (GRCm39) M534K probably benign Het
Gpr182 A T 10: 127,586,893 (GRCm39) F19L probably benign Het
Ifi214 T A 1: 173,356,983 (GRCm39) D40V probably damaging Het
Klhl2 A G 8: 65,264,351 (GRCm39) V121A possibly damaging Het
Klrh1 A G 6: 129,743,658 (GRCm39) Y209H probably benign Het
Mylk T A 16: 34,715,213 (GRCm39) S514T probably benign Het
Myo18b C T 5: 113,013,601 (GRCm39) R785H possibly damaging Het
Naga T G 15: 82,219,057 (GRCm39) D230A possibly damaging Het
Napsa A G 7: 44,230,761 (GRCm39) N70D probably benign Het
Nup210l T A 3: 90,027,216 (GRCm39) Y199* probably null Het
Olfml2b A T 1: 170,477,359 (GRCm39) K165* probably null Het
Or1j20 C T 2: 36,760,448 (GRCm39) P290L probably damaging Het
Paxip1 A T 5: 27,970,576 (GRCm39) probably null Het
Pcyox1 T A 6: 86,365,881 (GRCm39) K444N probably benign Het
Pikfyve T A 1: 65,242,084 (GRCm39) probably null Het
Ppp6r3 T C 19: 3,544,011 (GRCm39) I335V probably benign Het
Prkcz A G 4: 155,440,956 (GRCm39) S71P probably damaging Het
Psg19 C T 7: 18,528,014 (GRCm39) R243Q probably benign Het
Slc16a14 T A 1: 84,885,106 (GRCm39) I478L probably benign Het
Slc45a1 A T 4: 150,727,096 (GRCm39) N174K probably damaging Het
Slc5a5 G A 8: 71,343,822 (GRCm39) T160I probably damaging Het
Smpdl3b T A 4: 132,465,586 (GRCm39) H278L possibly damaging Het
Sorcs2 C T 5: 36,219,931 (GRCm39) R371H probably damaging Het
Synpo2 A T 3: 122,910,701 (GRCm39) S315T probably damaging Het
Taok3 A G 5: 117,342,433 (GRCm39) Y137C probably damaging Het
Tapbpl T C 6: 125,207,679 (GRCm39) D49G probably benign Het
Tbr1 T C 2: 61,635,394 (GRCm39) S115P probably benign Het
Trim67 C T 8: 125,549,918 (GRCm39) T516I probably benign Het
Trrap T A 5: 144,741,828 (GRCm39) L1351Q probably damaging Het
Tsc2 A G 17: 24,815,884 (GRCm39) I166T probably benign Het
Tspan8 T A 10: 115,663,729 (GRCm39) C22S probably damaging Het
Tyro3 T C 2: 119,647,321 (GRCm39) S813P probably benign Het
U2af2 G T 7: 5,078,683 (GRCm39) V421L probably benign Het
Vmn1r77 T C 7: 11,775,736 (GRCm39) S103P probably damaging Het
Vmn2r1 T A 3: 64,012,873 (GRCm39) D911E probably benign Het
Vmn2r115 ATCTTCT ATCT 17: 23,578,962 (GRCm39) probably benign Het
Vmn2r56 A T 7: 12,428,809 (GRCm39) C486S probably damaging Het
Vwa8 A G 14: 79,331,772 (GRCm39) probably null Het
Xirp1 T G 9: 119,847,791 (GRCm39) E364A probably benign Het
Zbp1 T C 2: 173,057,634 (GRCm39) E99G probably damaging Het
Zfp385b C A 2: 77,280,612 (GRCm39) V109F possibly damaging Het
Other mutations in Ptbp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01294:Ptbp2 APN 3 119,541,461 (GRCm39) missense probably damaging 1.00
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
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
Predicted Primers PCR Primer
(F):5'- AAGCAAAACAAGGACACACTATGTAT -3'
(R):5'- TGGTGAGATTGAGTGAGTGATCA -3'

Sequencing Primer
(F):5'- GGGTCTGTTTTTAGTCACAGA -3'
(R):5'- AGTGATCATGTTGATGTCTGAATG -3'
Posted On 2018-03-15