Incidental Mutation 'R4496:Comt'
ID 330997
Institutional Source Beutler Lab
Gene Symbol Comt
Ensembl Gene ENSMUSG00000000326
Gene Name catechol-O-methyltransferase
Synonyms D16Wsu103e, Comt1, D330014B15Rik
MMRRC Submission 041749-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4496 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 18225636-18245602 bp(-) (GRCm39)
Type of Mutation splice site (3 bp from exon)
DNA Base Change (assembly) T to C at 18230437 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000130077 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000335] [ENSMUST00000090103] [ENSMUST00000115609] [ENSMUST00000115612] [ENSMUST00000115613] [ENSMUST00000115614] [ENSMUST00000147720] [ENSMUST00000165430] [ENSMUST00000150253] [ENSMUST00000232025]
AlphaFold O88587
Predicted Effect probably null
Transcript: ENSMUST00000000335
SMART Domains Protein: ENSMUSP00000000335
Gene: ENSMUSG00000000326

DomainStartEndE-ValueType
transmembrane domain 2 24 N/A INTRINSIC
Pfam:Methyltransf_3 63 224 3.5e-24 PFAM
Pfam:Methyltransf_26 102 224 3.3e-9 PFAM
Pfam:Methyltransf_24 106 214 1.2e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000090103
SMART Domains Protein: ENSMUSP00000087562
Gene: ENSMUSG00000000325

DomainStartEndE-ValueType
coiled coil region 11 46 N/A INTRINSIC
low complexity region 89 99 N/A INTRINSIC
low complexity region 117 138 N/A INTRINSIC
low complexity region 141 157 N/A INTRINSIC
low complexity region 208 227 N/A INTRINSIC
ARM 391 431 4.48e-7 SMART
ARM 434 475 3.31e-10 SMART
Blast:ARM 476 533 2e-20 BLAST
ARM 536 582 2.1e1 SMART
ARM 652 693 9.55e1 SMART
ARM 699 739 4.05e-5 SMART
ARM 790 832 3.03e0 SMART
low complexity region 927 945 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000115609
SMART Domains Protein: ENSMUSP00000111272
Gene: ENSMUSG00000000326

DomainStartEndE-ValueType
transmembrane domain 2 24 N/A INTRINSIC
Pfam:Methyltransf_3 63 224 3.5e-24 PFAM
Pfam:Methyltransf_26 102 224 3.3e-9 PFAM
Pfam:Methyltransf_24 106 214 1.2e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000115612
SMART Domains Protein: ENSMUSP00000111275
Gene: ENSMUSG00000000325

DomainStartEndE-ValueType
coiled coil region 11 46 N/A INTRINSIC
low complexity region 89 99 N/A INTRINSIC
low complexity region 117 138 N/A INTRINSIC
low complexity region 141 157 N/A INTRINSIC
low complexity region 208 227 N/A INTRINSIC
ARM 391 431 4.48e-7 SMART
ARM 434 475 3.31e-10 SMART
Blast:ARM 476 533 2e-20 BLAST
ARM 536 582 2.1e1 SMART
low complexity region 619 627 N/A INTRINSIC
ARM 646 687 9.55e1 SMART
ARM 693 733 4.05e-5 SMART
ARM 784 826 3.03e0 SMART
low complexity region 921 939 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000115613
SMART Domains Protein: ENSMUSP00000111276
Gene: ENSMUSG00000000325

DomainStartEndE-ValueType
coiled coil region 11 46 N/A INTRINSIC
low complexity region 89 99 N/A INTRINSIC
low complexity region 117 138 N/A INTRINSIC
low complexity region 141 157 N/A INTRINSIC
low complexity region 208 227 N/A INTRINSIC
ARM 391 431 4.48e-7 SMART
ARM 434 475 3.31e-10 SMART
Blast:ARM 476 533 2e-20 BLAST
ARM 536 582 2.1e1 SMART
ARM 652 693 9.55e1 SMART
ARM 699 739 4.05e-5 SMART
ARM 790 832 3.03e0 SMART
low complexity region 927 945 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000115614
SMART Domains Protein: ENSMUSP00000111278
Gene: ENSMUSG00000000325

DomainStartEndE-ValueType
coiled coil region 11 46 N/A INTRINSIC
low complexity region 89 99 N/A INTRINSIC
low complexity region 117 138 N/A INTRINSIC
low complexity region 141 157 N/A INTRINSIC
low complexity region 208 227 N/A INTRINSIC
ARM 391 431 4.48e-7 SMART
ARM 434 475 3.31e-10 SMART
Blast:ARM 476 533 2e-20 BLAST
ARM 536 582 2.1e1 SMART
low complexity region 619 627 N/A INTRINSIC
ARM 646 687 9.55e1 SMART
ARM 693 733 4.05e-5 SMART
ARM 784 826 3.03e0 SMART
low complexity region 921 939 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000147720
SMART Domains Protein: ENSMUSP00000121810
Gene: ENSMUSG00000000326

DomainStartEndE-ValueType
transmembrane domain 2 24 N/A INTRINSIC
Pfam:Methyltransf_3 62 171 4.1e-18 PFAM
Pfam:Methyltransf_24 106 171 4.4e-9 PFAM
Predicted Effect probably null
Transcript: ENSMUST00000165430
SMART Domains Protein: ENSMUSP00000130077
Gene: ENSMUSG00000000326

DomainStartEndE-ValueType
transmembrane domain 2 24 N/A INTRINSIC
Pfam:Methyltransf_3 57 221 1.1e-22 PFAM
Pfam:Methyltransf_24 106 214 6.2e-14 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000150389
Predicted Effect probably benign
Transcript: ENSMUST00000150253
Predicted Effect probably benign
Transcript: ENSMUST00000232025
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 94.8%
Validation Efficiency 100% (50/50)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Catechol-O-methyltransferase catalyzes the transfer of a methyl group from S-adenosylmethionine to catecholamines, including the neurotransmitters dopamine, epinephrine, and norepinephrine. This O-methylation results in one of the major degradative pathways of the catecholamine transmitters. In addition to its role in the metabolism of endogenous substances, COMT is important in the metabolism of catechol drugs used in the treatment of hypertension, asthma, and Parkinson disease. COMT is found in two forms in tissues, a soluble form (S-COMT) and a membrane-bound form (MB-COMT). The differences between S-COMT and MB-COMT reside within the N-termini. Several transcript variants are formed through the use of alternative translation initiation sites and promoters. [provided by RefSeq, Sep 2008]
PHENOTYPE: Mice homozygous for disruption of this gene are viable, fertile, and show no gross or histological abnormalities. However dopamine levels in the frontal cortex of males are increased. Also, males show increased aggression and females show increased anxiety. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca3 T A 17: 24,602,947 (GRCm39) L514H possibly damaging Het
Abca7 T C 10: 79,838,768 (GRCm39) F647S probably damaging Het
Ahi1 A G 10: 20,841,444 (GRCm39) K244E probably benign Het
Ankhd1 G A 18: 36,693,839 (GRCm39) D17N probably damaging Het
Arvcf G T 16: 18,223,932 (GRCm39) K890N probably damaging Het
Atosa T A 9: 74,938,813 (GRCm39) S1038T probably damaging Het
Atp11c T C X: 59,326,104 (GRCm39) D478G probably damaging Het
Clasrp C A 7: 19,319,165 (GRCm39) probably benign Het
Clca3a2 C T 3: 144,797,926 (GRCm39) D180N possibly damaging Het
Cylc2 C G 4: 51,229,651 (GRCm39) T331R unknown Het
Cyp2d11 C T 15: 82,276,149 (GRCm39) probably benign Het
Fam169b G T 7: 68,007,954 (GRCm39) C289F possibly damaging Het
Fastkd5 T C 2: 130,458,501 (GRCm39) T30A probably benign Het
Fchsd2 A C 7: 100,931,702 (GRCm39) T753P probably benign Het
Gatd3a T C 10: 77,999,377 (GRCm39) I145V probably damaging Het
Glis3 G A 19: 28,643,527 (GRCm39) S5L possibly damaging Het
Gpr158 T A 2: 21,831,810 (GRCm39) M970K probably damaging Het
Gpt A T 15: 76,582,663 (GRCm39) Q276L probably damaging Het
Gtf3c3 G T 1: 54,463,291 (GRCm39) S302R probably benign Het
Hnrnpc A G 14: 52,312,888 (GRCm39) S229P probably benign Het
Ikzf5 T C 7: 130,998,393 (GRCm39) probably null Het
Mal2 T C 15: 54,461,835 (GRCm39) V110A probably damaging Het
Mideas C T 12: 84,203,245 (GRCm39) G886S probably benign Het
Myo3b A G 2: 70,084,748 (GRCm39) D702G probably benign Het
Myo9b G A 8: 71,786,981 (GRCm39) R721Q probably benign Het
Nat10 T A 2: 103,588,084 (GRCm39) I14F probably damaging Het
Nat14 C T 7: 4,926,918 (GRCm39) T30M probably damaging Het
Ndst4 C A 3: 125,476,922 (GRCm39) A49D probably damaging Het
Nnt A T 13: 119,518,301 (GRCm39) M292K probably damaging Het
Obox7 C T 7: 14,399,299 (GRCm39) T175I probably benign Het
Or2t26 T A 11: 49,039,214 (GRCm39) N43K possibly damaging Het
Or6c5c T G 10: 129,299,430 (GRCm39) V295G possibly damaging Het
Plekhm3 T C 1: 64,900,395 (GRCm39) E634G probably damaging Het
Plxdc2 T A 2: 16,517,040 (GRCm39) I107K probably damaging Het
Psmb10 T A 8: 106,662,660 (GRCm39) R226S probably damaging Het
Ptprr T A 10: 116,065,407 (GRCm39) V160E possibly damaging Het
Sema5a T A 15: 32,641,133 (GRCm39) L649H probably damaging Het
Sephs1 T A 2: 4,911,494 (GRCm39) I356K probably benign Het
Serpinb3d C T 1: 107,007,022 (GRCm39) V229M probably damaging Het
Slc7a4 T C 16: 17,393,676 (GRCm39) D41G probably damaging Het
Sort1 T C 3: 108,217,461 (GRCm39) V121A probably benign Het
Tcf20 C A 15: 82,739,185 (GRCm39) Q755H probably damaging Het
Tmem181a T A 17: 6,346,061 (GRCm39) L185H probably damaging Het
Ttll13 A T 7: 79,906,667 (GRCm39) Y445F probably benign Het
Usp40 T C 1: 87,923,459 (GRCm39) I271V possibly damaging Het
Vmn1r72 A G 7: 11,403,791 (GRCm39) I219T probably damaging Het
Other mutations in Comt
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02363:Comt APN 16 18,229,881 (GRCm39) missense probably benign 0.21
IGL02568:Comt APN 16 18,230,454 (GRCm39) missense probably damaging 0.99
IGL03286:Comt APN 16 18,230,490 (GRCm39) missense probably damaging 1.00
R0845:Comt UTSW 16 18,226,711 (GRCm39) missense probably damaging 1.00
R1318:Comt UTSW 16 18,226,641 (GRCm39) missense probably damaging 1.00
R1541:Comt UTSW 16 18,230,565 (GRCm39) missense probably benign 0.20
R5619:Comt UTSW 16 18,230,469 (GRCm39) missense probably damaging 1.00
R6753:Comt UTSW 16 18,226,771 (GRCm39) missense probably benign 0.01
R7286:Comt UTSW 16 18,229,440 (GRCm39) missense probably damaging 1.00
R8061:Comt UTSW 16 18,230,040 (GRCm39) missense probably benign 0.00
R8419:Comt UTSW 16 18,230,637 (GRCm39) nonsense probably null
R8872:Comt UTSW 16 18,245,239 (GRCm39) unclassified probably benign
Predicted Primers PCR Primer
(F):5'- TTCTGATAGCCCAGAGGACC -3'
(R):5'- TTTGAGTTCGTGCAGCAGC -3'

Sequencing Primer
(F):5'- GGAGAGTTCACTGGACTTTCACAC -3'
(R):5'- AGCCGGTCCACAACCTG -3'
Posted On 2015-07-21