Incidental Mutation 'R5633:Dmtn'
ID 439997
Institutional Source Beutler Lab
Gene Symbol Dmtn
Ensembl Gene ENSMUSG00000022099
Gene Name dematin actin binding protein
Synonyms dematin, Epb4.9
MMRRC Submission 043284-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.160) question?
Stock # R5633 (G1)
Quality Score 225
Status Validated
Chromosome 14
Chromosomal Location 70839624-70873488 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 70842419 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Valine at position 365 (M365V)
Ref Sequence ENSEMBL: ENSMUSP00000022694 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022694] [ENSMUST00000022695] [ENSMUST00000110984] [ENSMUST00000227331] [ENSMUST00000228001] [ENSMUST00000228009] [ENSMUST00000228295] [ENSMUST00000228824]
AlphaFold Q9WV69
Predicted Effect probably benign
Transcript: ENSMUST00000022694
AA Change: M365V

PolyPhen 2 Score 0.176 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000022694
Gene: ENSMUSG00000022099
AA Change: M365V

DomainStartEndE-ValueType
Pfam:AbLIM_anchor 8 93 8e-30 PFAM
Pfam:AbLIM_anchor 79 347 1.9e-58 PFAM
VHP 348 383 1.88e-18 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000022695
AA Change: M340V

PolyPhen 2 Score 0.146 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000022695
Gene: ENSMUSG00000022099
AA Change: M340V

DomainStartEndE-ValueType
low complexity region 60 72 N/A INTRINSIC
low complexity region 88 99 N/A INTRINSIC
low complexity region 149 160 N/A INTRINSIC
coiled coil region 188 220 N/A INTRINSIC
low complexity region 252 267 N/A INTRINSIC
VHP 345 380 1.88e-18 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000110984
AA Change: M343V

PolyPhen 2 Score 0.146 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000106612
Gene: ENSMUSG00000022099
AA Change: M343V

DomainStartEndE-ValueType
low complexity region 11 29 N/A INTRINSIC
low complexity region 85 97 N/A INTRINSIC
low complexity region 113 124 N/A INTRINSIC
low complexity region 174 185 N/A INTRINSIC
coiled coil region 213 245 N/A INTRINSIC
low complexity region 277 292 N/A INTRINSIC
VHP 348 383 1.88e-18 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000227331
Predicted Effect probably benign
Transcript: ENSMUST00000228001
AA Change: M318V

PolyPhen 2 Score 0.063 (Sensitivity: 0.94; Specificity: 0.84)
Predicted Effect probably benign
Transcript: ENSMUST00000228009
AA Change: M343V

PolyPhen 2 Score 0.146 (Sensitivity: 0.92; Specificity: 0.87)
Predicted Effect probably benign
Transcript: ENSMUST00000228295
AA Change: M340V

PolyPhen 2 Score 0.146 (Sensitivity: 0.92; Specificity: 0.87)
Predicted Effect probably benign
Transcript: ENSMUST00000228824
AA Change: M318V

PolyPhen 2 Score 0.063 (Sensitivity: 0.94; Specificity: 0.84)
Meta Mutation Damage Score 0.0892 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 96.0%
Validation Efficiency 98% (55/56)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is an actin binding and bundling protein that plays a structural role in erythrocytes, by stabilizing and attaching the spectrin/actin cytoskeleton to the erythrocyte membrane in a phosphorylation-dependent manner. This protein contains a core domain in the N-terminus, and a headpiece domain in the C-terminus that binds F-actin. When purified from erythrocytes, this protein exists as a trimer composed of two 48 kDa polypeptides and a 52 kDa polypeptide. The different subunits arise from alternative splicing in the 3' coding region, where the headpiece domain is located. Disruption of this gene has been correlated with the autosomal dominant Marie Unna hereditary hypotrichosis disease, while loss of heterozygosity of this gene is thought to play a role in prostate cancer progression. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Nov 2014]
PHENOTYPE: Mice homozygous for a targeted mutation display mild anemia and spherocytosis. Mutant erythrocytes are osmotically fragile and show reduced deformability and filterability as well as increased membrane fragmentation and selective loss of spectrin and actin from RBC membrane skeletons and vesicles. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadacl4 T A 4: 144,344,598 (GRCm39) C125S probably benign Het
Abcb8 T C 5: 24,608,107 (GRCm39) L382P probably damaging Het
Acot3 A G 12: 84,105,724 (GRCm39) probably null Het
Acsl6 A T 11: 54,228,015 (GRCm39) Q345L probably benign Het
Adcy8 A G 15: 64,571,134 (GRCm39) S1170P probably damaging Het
Ankrd28 T G 14: 31,457,022 (GRCm39) D182A probably damaging Het
B3galt5 A T 16: 96,116,709 (GRCm39) H114L probably benign Het
Bcas2 T A 3: 103,085,740 (GRCm39) Y207* probably null Het
Best1 A G 19: 9,969,467 (GRCm39) L197P probably benign Het
Chil6 C A 3: 106,296,068 (GRCm39) C389F probably damaging Het
Chrna4 T C 2: 180,671,253 (GRCm39) T168A probably damaging Het
Ckmt1 C G 2: 121,194,110 (GRCm39) probably benign Het
Dhcr7 T C 7: 143,401,160 (GRCm39) L441P probably damaging Het
Dmxl1 T A 18: 50,010,764 (GRCm39) S974T probably damaging Het
Dnajb13 T C 7: 100,156,626 (GRCm39) D150G probably benign Het
Eef2k C A 7: 120,472,513 (GRCm39) probably benign Het
Elp2 T A 18: 24,748,267 (GRCm39) V213E probably damaging Het
Fbxo43 A T 15: 36,162,241 (GRCm39) probably null Het
Gm11559 C A 11: 99,755,412 (GRCm39) C20* probably null Het
Gnb2 T C 5: 137,527,454 (GRCm39) I213V probably benign Het
Gnb5 C T 9: 75,251,796 (GRCm39) T306I probably damaging Het
Ica1 A T 6: 8,667,257 (GRCm39) I303N possibly damaging Het
Idh1 A G 1: 65,204,295 (GRCm39) Y272H probably damaging Het
Ikzf2 G A 1: 69,578,256 (GRCm39) Q273* probably null Het
Itpkb A T 1: 180,154,790 (GRCm39) ⇒1 probably benign Het
Kntc1 C T 5: 123,957,120 (GRCm39) T2143I probably damaging Het
Lin9 T A 1: 180,496,763 (GRCm39) L351I probably benign Het
Lmbrd1 C A 1: 24,787,943 (GRCm39) D464E possibly damaging Het
Med13 A G 11: 86,169,757 (GRCm39) probably benign Het
Mn1 T C 5: 111,568,192 (GRCm39) F721L possibly damaging Het
Myo9a T A 9: 59,775,467 (GRCm39) L1026Q possibly damaging Het
Or6c204 A T 10: 129,022,718 (GRCm39) F191I probably benign Het
P4htm A C 9: 108,456,922 (GRCm39) D428E probably damaging Het
Parp8 C T 13: 117,013,116 (GRCm39) R602H probably damaging Het
Pkd2 T A 5: 104,646,372 (GRCm39) S726R probably damaging Het
Pla2g6 A T 15: 79,183,342 (GRCm39) I495N possibly damaging Het
Psmd5 A G 2: 34,746,500 (GRCm39) I359T probably benign Het
Rassf6 T C 5: 90,751,977 (GRCm39) H292R possibly damaging Het
Rnf145 T C 11: 44,450,915 (GRCm39) I413T probably damaging Het
Rpn2 T A 2: 157,125,516 (GRCm39) V9D possibly damaging Het
Rpp30 T C 19: 36,064,390 (GRCm39) L57P probably damaging Het
Slc41a1 A G 1: 131,774,325 (GRCm39) H464R possibly damaging Het
Slc47a1 G T 11: 61,260,087 (GRCm39) P163Q probably damaging Het
Smc4 T A 3: 68,915,443 (GRCm39) I165K probably damaging Het
Stra6l T A 4: 45,881,455 (GRCm39) I439K probably benign Het
Syt9 C T 7: 107,024,503 (GRCm39) T132I probably damaging Het
Timd6 C T 11: 46,465,433 (GRCm39) S9L unknown Het
Trpm2 T C 10: 77,774,187 (GRCm39) I471V possibly damaging Het
Uap1l1 A G 2: 25,253,361 (GRCm39) M358T probably benign Het
Vmn1r91 A T 7: 19,835,870 (GRCm39) H263L possibly damaging Het
Zfp407 T C 18: 84,579,169 (GRCm39) D648G probably benign Het
Zpbp2 T C 11: 98,445,584 (GRCm39) I150T probably damaging Het
Other mutations in Dmtn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01802:Dmtn APN 14 70,842,259 (GRCm39) missense probably damaging 1.00
IGL02836:Dmtn APN 14 70,853,518 (GRCm39) missense probably damaging 1.00
R1248:Dmtn UTSW 14 70,850,098 (GRCm39) splice site probably benign
R2428:Dmtn UTSW 14 70,850,843 (GRCm39) missense probably damaging 1.00
R3438:Dmtn UTSW 14 70,850,156 (GRCm39) missense probably damaging 0.98
R4851:Dmtn UTSW 14 70,842,254 (GRCm39) missense probably damaging 1.00
R4917:Dmtn UTSW 14 70,843,159 (GRCm39) missense probably damaging 0.98
R4924:Dmtn UTSW 14 70,855,399 (GRCm39) missense probably benign 0.25
R6170:Dmtn UTSW 14 70,854,795 (GRCm39) missense probably damaging 1.00
R6214:Dmtn UTSW 14 70,850,776 (GRCm39) missense probably benign 0.05
R6215:Dmtn UTSW 14 70,850,776 (GRCm39) missense probably benign 0.05
R6639:Dmtn UTSW 14 70,854,870 (GRCm39) missense probably damaging 1.00
R6860:Dmtn UTSW 14 70,852,322 (GRCm39) missense possibly damaging 0.94
R7139:Dmtn UTSW 14 70,854,867 (GRCm39) missense probably benign 0.12
R7242:Dmtn UTSW 14 70,855,460 (GRCm39) missense probably damaging 1.00
R7380:Dmtn UTSW 14 70,854,768 (GRCm39) missense probably damaging 0.99
R7572:Dmtn UTSW 14 70,842,777 (GRCm39) missense possibly damaging 0.93
R8806:Dmtn UTSW 14 70,852,388 (GRCm39) missense probably benign 0.26
R8888:Dmtn UTSW 14 70,850,144 (GRCm39) missense probably benign 0.18
R8895:Dmtn UTSW 14 70,850,144 (GRCm39) missense probably benign 0.18
R9027:Dmtn UTSW 14 70,853,555 (GRCm39) missense probably damaging 0.99
R9032:Dmtn UTSW 14 70,853,534 (GRCm39) missense probably damaging 0.99
R9085:Dmtn UTSW 14 70,853,534 (GRCm39) missense probably damaging 0.99
R9694:Dmtn UTSW 14 70,852,732 (GRCm39) critical splice acceptor site probably null
Predicted Primers PCR Primer
(F):5'- AGAGGGAAGCTTTCTTCTTAAGTTCG -3'
(R):5'- AGATGGCATGAACCCCAGTG -3'

Sequencing Primer
(F):5'- AGCTTGCCAAACTCCTCGG -3'
(R):5'- ATGAACCCCAGTGGCCTCTG -3'
Posted On 2016-11-08