Incidental Mutation 'R7393:Ctbp2'
ID 573600
Institutional Source Beutler Lab
Gene Symbol Ctbp2
Ensembl Gene ENSMUSG00000030970
Gene Name C-terminal binding protein 2
Synonyms Ribeye, D7Ertd45e, Gtrgeo6
MMRRC Submission 045475-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7393 (G1)
Quality Score 225.009
Status Not validated
Chromosome 7
Chromosomal Location 132589292-132726083 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 132590021 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 381 (I381T)
Ref Sequence ENSEMBL: ENSMUSP00000127448 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033265] [ENSMUST00000033269] [ENSMUST00000106157] [ENSMUST00000124096] [ENSMUST00000165457] [ENSMUST00000166439] [ENSMUST00000168958] [ENSMUST00000169570] [ENSMUST00000210507] [ENSMUST00000215716]
AlphaFold P56546
Predicted Effect probably benign
Transcript: ENSMUST00000033265
SMART Domains Protein: ENSMUSP00000033265
Gene: ENSMUSG00000030967

DomainStartEndE-ValueType
ZnF_RBZ 6 30 9.14e-5 SMART
ZnF_RBZ 86 110 6.56e-6 SMART
ZnF_RBZ 151 175 1.69e-8 SMART
low complexity region 180 195 N/A INTRINSIC
Pfam:OTU 438 586 9.8e-35 PFAM
low complexity region 698 708 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000033269
AA Change: I406T

PolyPhen 2 Score 0.173 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000033269
Gene: ENSMUSG00000030970
AA Change: I406T

DomainStartEndE-ValueType
Pfam:2-Hacid_dh 36 358 2.9e-31 PFAM
Pfam:2-Hacid_dh_C 139 323 1.7e-57 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000106157
SMART Domains Protein: ENSMUSP00000101763
Gene: ENSMUSG00000030967

DomainStartEndE-ValueType
ZnF_RBZ 6 30 9.14e-5 SMART
ZnF_RBZ 86 110 6.56e-6 SMART
ZnF_RBZ 151 175 1.69e-8 SMART
low complexity region 180 195 N/A INTRINSIC
Pfam:OTU 438 586 1.5e-40 PFAM
low complexity region 698 708 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000124096
SMART Domains Protein: ENSMUSP00000130971
Gene: ENSMUSG00000030849

DomainStartEndE-ValueType
Pfam:Pkinase 1 118 4.8e-19 PFAM
Pfam:Pkinase_Tyr 1 118 1.7e-50 PFAM
low complexity region 146 160 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000165457
Predicted Effect probably benign
Transcript: ENSMUST00000166439
AA Change: I381T

PolyPhen 2 Score 0.173 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000127448
Gene: ENSMUSG00000030970
AA Change: I381T

DomainStartEndE-ValueType
Pfam:2-Hacid_dh 11 333 2.4e-31 PFAM
Pfam:2-Hacid_dh_C 114 298 1.5e-57 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000168958
SMART Domains Protein: ENSMUSP00000132892
Gene: ENSMUSG00000030970

DomainStartEndE-ValueType
Pfam:2-Hacid_dh 19 164 6.3e-27 PFAM
Pfam:2-Hacid_dh_C 122 188 8.5e-11 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000169570
AA Change: I949T

PolyPhen 2 Score 0.975 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000130294
Gene: ENSMUSG00000030970
AA Change: I949T

DomainStartEndE-ValueType
Pfam:2-Hacid_dh 579 901 2.8e-31 PFAM
Pfam:2-Hacid_dh_C 682 866 5.6e-57 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000210507
Predicted Effect probably benign
Transcript: ENSMUST00000215716
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene produces alternative transcripts encoding two distinct proteins. One protein is a transcriptional repressor, while the other isoform is a major component of specialized synapses known as synaptic ribbons. Both proteins contain a NAD+ binding domain similar to NAD+-dependent 2-hydroxyacid dehydrogenases. A portion of the 3' untranslated region was used to map this gene to chromosome 21q21.3; however, it was noted that similar loci elsewhere in the genome are likely. Blast analysis shows that this gene is present on chromosome 10. Several transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Feb 2014]
PHENOTYPE: Embryos homozygous for a gene-trapped allele die by E10 exhibiting a small size, axial truncations, a thin neural epithelium, a dilated pericardium, delayed fore- and midbrain development, and defects in heart morphogenesis, placental development and extraembryonic vascularization. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 69 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb11 C T 2: 69,130,211 (GRCm39) D282N probably damaging Het
Abi2 T C 1: 60,473,541 (GRCm39) M86T possibly damaging Het
Adam26a T C 8: 44,022,725 (GRCm39) N255S probably benign Het
Adam4 G A 12: 81,466,434 (GRCm39) S729L probably benign Het
Adcy1 G T 11: 7,087,381 (GRCm39) W418C probably damaging Het
Add2 T A 6: 86,075,629 (GRCm39) Y259* probably null Het
Agl A T 3: 116,584,805 (GRCm39) C172S probably benign Het
Ankfy1 A G 11: 72,629,134 (GRCm39) T319A possibly damaging Het
Armc8 A T 9: 99,366,052 (GRCm39) C621S possibly damaging Het
Atp5mj A G 12: 111,929,711 (GRCm39) V26A probably benign Het
Bbc3 A G 7: 16,047,714 (GRCm39) D146G probably benign Het
Btnl10 T C 11: 58,814,532 (GRCm39) L404P probably damaging Het
Cbl A G 9: 44,065,485 (GRCm39) probably null Het
Ccdc170 T A 10: 4,464,314 (GRCm39) probably null Het
Ccdc91 T A 6: 147,435,527 (GRCm39) V37E possibly damaging Het
Ces1e G T 8: 93,937,045 (GRCm39) T343K probably benign Het
Chfr T A 5: 110,300,224 (GRCm39) F323I probably damaging Het
Clcnkb T A 4: 141,136,756 (GRCm39) M370L probably benign Het
Col11a1 A G 3: 113,890,755 (GRCm39) D364G unknown Het
Cyp4a29 A C 4: 115,099,393 (GRCm39) Y38S probably damaging Het
Ddx1 T C 12: 13,280,354 (GRCm39) D382G probably benign Het
Dhx57 T A 17: 80,563,000 (GRCm39) N876Y probably damaging Het
Dsel C T 1: 111,789,303 (GRCm39) G411S probably damaging Het
Enpp5 G A 17: 44,396,155 (GRCm39) G356S probably damaging Het
Fam234a T C 17: 26,435,598 (GRCm39) D262G probably benign Het
Fnbp4 C A 2: 90,609,660 (GRCm39) Q1035K probably damaging Het
Gbp11 T A 5: 105,475,443 (GRCm39) N302Y possibly damaging Het
Gm11554 T A 11: 99,694,698 (GRCm39) T172S unknown Het
Hamp2 A T 7: 30,622,030 (GRCm39) M53K possibly damaging Het
Kcnj1 A G 9: 32,308,314 (GRCm39) D246G probably damaging Het
Kctd20 T C 17: 29,182,312 (GRCm39) F209L probably damaging Het
Klra2 T C 6: 131,207,165 (GRCm39) Y148C probably damaging Het
Krtap15-1 T C 16: 88,625,985 (GRCm39) probably null Het
Mrps23 T C 11: 88,095,284 (GRCm39) L6P probably damaging Het
Ms4a6d G A 19: 11,567,437 (GRCm39) Q155* probably null Het
Myo7a G A 7: 97,712,906 (GRCm39) R1690C possibly damaging Het
Nbas T C 12: 13,443,493 (GRCm39) S1183P probably damaging Het
Ndufaf4 T A 4: 24,903,177 (GRCm39) M122K probably benign Het
Nop2 C A 6: 125,110,509 (GRCm39) S45* probably null Het
Nop56 T A 2: 130,116,558 (GRCm39) L3Q probably benign Het
Nrp2 T C 1: 62,784,583 (GRCm39) I244T probably damaging Het
Or4d10c T A 19: 12,065,992 (GRCm39) T55S probably benign Het
Or51v14 A G 7: 103,261,198 (GRCm39) S121P possibly damaging Het
Otof T C 5: 30,527,614 (GRCm39) D1941G probably benign Het
Pcyox1l T C 18: 61,830,712 (GRCm39) K387E probably benign Het
Plcg2 A G 8: 118,306,564 (GRCm39) Y306C possibly damaging Het
Ppp1r13b G A 12: 111,805,188 (GRCm39) P333S probably damaging Het
Rcc2 A G 4: 140,444,341 (GRCm39) D344G probably damaging Het
Reln A T 5: 22,181,349 (GRCm39) N1810K probably damaging Het
Rfesd G T 13: 76,151,149 (GRCm39) A90E probably benign Het
Rsf1 CGGCGGCGG CGGCGGCGGGGGCGGCGG 7: 97,229,124 (GRCm39) probably benign Het
Scg2 T C 1: 79,412,948 (GRCm39) K552E probably damaging Het
Sdccag8 A G 1: 176,667,872 (GRCm39) I190V probably benign Het
Sele C A 1: 163,881,492 (GRCm39) T533K probably benign Het
Sh3bp4 T A 1: 89,072,170 (GRCm39) H339Q possibly damaging Het
Slc6a19 A G 13: 73,841,093 (GRCm39) S106P probably benign Het
Spidr C T 16: 15,964,695 (GRCm39) probably benign Het
Stk36 A T 1: 74,650,352 (GRCm39) K295* probably null Het
Synj1 A T 16: 90,748,887 (GRCm39) D1056E probably damaging Het
Tnks1bp1 T C 2: 84,893,210 (GRCm39) S1046P probably benign Het
Ttc27 T G 17: 75,077,259 (GRCm39) F385V possibly damaging Het
Ttn C A 2: 76,774,689 (GRCm39) G2164W unknown Het
Ubap1 T A 4: 41,379,764 (GRCm39) L326* probably null Het
Ubr4 A G 4: 139,154,096 (GRCm39) N812S probably damaging Het
Vmn1r160 A G 7: 22,570,778 (GRCm39) T44A possibly damaging Het
Vmn1r28 G A 6: 58,242,574 (GRCm39) S139N possibly damaging Het
Vmn2r116 A G 17: 23,605,099 (GRCm39) I137M probably benign Het
Vmn2r67 A T 7: 84,805,086 (GRCm39) W9R probably null Het
Zfp101 T C 17: 33,605,674 (GRCm39) N45D possibly damaging Het
Other mutations in Ctbp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02143:Ctbp2 APN 7 132,592,885 (GRCm39) missense probably damaging 0.98
IGL02615:Ctbp2 APN 7 132,597,076 (GRCm39) missense probably benign 0.34
IGL02626:Ctbp2 APN 7 132,600,940 (GRCm39) missense probably benign 0.12
PIT4802001:Ctbp2 UTSW 7 132,589,974 (GRCm39) missense possibly damaging 0.77
R0068:Ctbp2 UTSW 7 132,591,788 (GRCm39) missense possibly damaging 0.95
R0374:Ctbp2 UTSW 7 132,601,073 (GRCm39) missense possibly damaging 0.89
R0566:Ctbp2 UTSW 7 132,592,876 (GRCm39) missense probably damaging 1.00
R0571:Ctbp2 UTSW 7 132,616,534 (GRCm39) missense probably damaging 1.00
R1247:Ctbp2 UTSW 7 132,596,918 (GRCm39) missense probably benign 0.24
R1292:Ctbp2 UTSW 7 132,616,918 (GRCm39) missense probably damaging 1.00
R1477:Ctbp2 UTSW 7 132,600,670 (GRCm39) missense probably damaging 1.00
R1732:Ctbp2 UTSW 7 132,600,653 (GRCm39) missense possibly damaging 0.80
R1807:Ctbp2 UTSW 7 132,616,137 (GRCm39) missense probably benign 0.00
R1865:Ctbp2 UTSW 7 132,592,283 (GRCm39) missense probably benign 0.02
R1951:Ctbp2 UTSW 7 132,616,756 (GRCm39) missense probably benign
R2393:Ctbp2 UTSW 7 132,625,290 (GRCm39) critical splice donor site probably null
R2410:Ctbp2 UTSW 7 132,616,083 (GRCm39) missense probably benign 0.08
R3427:Ctbp2 UTSW 7 132,593,321 (GRCm39) missense probably damaging 1.00
R4004:Ctbp2 UTSW 7 132,593,502 (GRCm39) missense probably benign 0.31
R4243:Ctbp2 UTSW 7 132,600,583 (GRCm39) missense probably benign 0.43
R4754:Ctbp2 UTSW 7 132,625,287 (GRCm39) splice site probably null
R4820:Ctbp2 UTSW 7 132,615,423 (GRCm39) missense probably damaging 0.98
R4947:Ctbp2 UTSW 7 132,601,012 (GRCm39) missense probably damaging 1.00
R4960:Ctbp2 UTSW 7 132,615,967 (GRCm39) missense probably benign 0.00
R4999:Ctbp2 UTSW 7 132,616,378 (GRCm39) missense possibly damaging 0.62
R5340:Ctbp2 UTSW 7 132,615,692 (GRCm39) missense probably benign 0.43
R5593:Ctbp2 UTSW 7 132,600,598 (GRCm39) missense possibly damaging 0.95
R5762:Ctbp2 UTSW 7 132,597,088 (GRCm39) missense probably damaging 1.00
R6913:Ctbp2 UTSW 7 132,616,455 (GRCm39) missense possibly damaging 0.94
R7044:Ctbp2 UTSW 7 132,616,831 (GRCm39) missense possibly damaging 0.71
R7342:Ctbp2 UTSW 7 132,616,041 (GRCm39) missense probably damaging 0.99
R7358:Ctbp2 UTSW 7 132,600,610 (GRCm39) missense probably damaging 1.00
R7376:Ctbp2 UTSW 7 132,615,697 (GRCm39) missense possibly damaging 0.93
R7678:Ctbp2 UTSW 7 132,616,353 (GRCm39) missense probably benign
R7709:Ctbp2 UTSW 7 132,591,789 (GRCm39) missense probably benign
R7900:Ctbp2 UTSW 7 132,616,328 (GRCm39) missense probably benign
R8018:Ctbp2 UTSW 7 132,616,095 (GRCm39) missense probably benign 0.38
R9185:Ctbp2 UTSW 7 132,615,712 (GRCm39) missense probably damaging 0.97
R9258:Ctbp2 UTSW 7 132,597,021 (GRCm39) missense probably damaging 1.00
R9294:Ctbp2 UTSW 7 132,615,961 (GRCm39) missense probably damaging 0.96
R9326:Ctbp2 UTSW 7 132,616,359 (GRCm39) missense probably benign
R9385:Ctbp2 UTSW 7 132,601,069 (GRCm39) missense probably benign 0.14
R9576:Ctbp2 UTSW 7 132,616,198 (GRCm39) missense probably benign 0.00
R9652:Ctbp2 UTSW 7 132,615,933 (GRCm39) missense probably damaging 1.00
R9653:Ctbp2 UTSW 7 132,615,933 (GRCm39) missense probably damaging 1.00
Z1176:Ctbp2 UTSW 7 132,617,019 (GRCm39) intron probably benign
Predicted Primers PCR Primer
(F):5'- GCAGTATCAGTGATGTCCAGG -3'
(R):5'- ACCTGACTGGCTATTTTCCAAAG -3'

Sequencing Primer
(F):5'- CAGTATCAGTGATGTCCAGGATCAG -3'
(R):5'- CCAAAGGAAACCTTGATCTTAACTGG -3'
Posted On 2019-09-13