Incidental Mutation 'R9303:Ddc'
ID 705076
Institutional Source Beutler Lab
Gene Symbol Ddc
Ensembl Gene ENSMUSG00000020182
Gene Name dopa decarboxylase
Synonyms Aadc, aromatic L-amino acid decarboxylase
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9303 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 11764101-11848144 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 11779132 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Isoleucine at position 331 (V331I)
Ref Sequence ENSEMBL: ENSMUSP00000136467 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000066237] [ENSMUST00000109659] [ENSMUST00000178704]
AlphaFold O88533
Predicted Effect probably benign
Transcript: ENSMUST00000066237
AA Change: V331I

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000068525
Gene: ENSMUSG00000020182
AA Change: V331I

DomainStartEndE-ValueType
Pfam:Pyridoxal_deC 35 414 8.2e-173 PFAM
Pfam:Beta_elim_lyase 81 401 2.3e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000109659
AA Change: V331I

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000105286
Gene: ENSMUSG00000020182
AA Change: V331I

DomainStartEndE-ValueType
Pfam:Pyridoxal_deC 35 414 4.8e-174 PFAM
Pfam:Beta_elim_lyase 82 403 4.4e-8 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134401
Predicted Effect probably benign
Transcript: ENSMUST00000178704
AA Change: V331I

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000136467
Gene: ENSMUSG00000020182
AA Change: V331I

DomainStartEndE-ValueType
Pfam:Pyridoxal_deC 35 414 8.2e-173 PFAM
Pfam:Beta_elim_lyase 81 401 2.3e-9 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency 100% (57/57)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The encoded protein catalyzes the decarboxylation of L-3,4-dihydroxyphenylalanine (DOPA) to dopamine, L-5-hydroxytryptophan to serotonin and L-tryptophan to tryptamine. Defects in this gene are the cause of aromatic L-amino-acid decarboxylase deficiency (AADCD). AADCD deficiency is an inborn error in neurotransmitter metabolism that leads to combined serotonin and catecholamine deficiency. Multiple alternatively spliced transcript variants encoding different isoforms have been identified for this gene. [provided by RefSeq, Jun 2011]
PHENOTYPE: Mice homozygous for one knock-out allele exhibit preweaning phenotype. Mice homozygous for a different knock-in allele exhibit partial prenatal lethality, decreased body size, postnatal growth retardation, hypoactivity, increased anxiety, tremors, decreased heart rate and decreased dopamine levels. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca16 A G 7: 120,126,989 (GRCm39) I1227V probably benign Het
Acte1 G T 7: 143,434,902 (GRCm39) probably null Het
Adamts17 T C 7: 66,489,645 (GRCm39) L21P probably damaging Het
Adcy1 T C 11: 7,094,766 (GRCm39) V564A probably damaging Het
Adgre1 A G 17: 57,748,275 (GRCm39) N492D probably benign Het
Aldh1b1 G A 4: 45,803,811 (GRCm39) V450M probably damaging Het
Arv1 T A 8: 125,457,685 (GRCm39) H196Q probably damaging Het
Atp9a A T 2: 168,517,163 (GRCm39) I390N probably benign Het
Bltp1 A G 3: 37,098,969 (GRCm39) I1277V Het
Capn10 T C 1: 92,871,665 (GRCm39) probably null Het
Casq2 A G 3: 102,052,700 (GRCm39) D404G unknown Het
Cenpf T C 1: 189,392,271 (GRCm39) probably null Het
Cep295nl G A 11: 118,224,766 (GRCm39) P26L possibly damaging Het
Chmp4c T G 3: 10,454,974 (GRCm39) S214A probably benign Het
Chrna5 T C 9: 54,912,156 (GRCm39) F319L probably benign Het
Csmd1 G T 8: 16,011,532 (GRCm39) T2507K probably benign Het
Ctnnd2 T C 15: 30,967,037 (GRCm39) M996T probably damaging Het
Dbf4 T C 5: 8,448,102 (GRCm39) T328A unknown Het
Fads2b A T 2: 85,330,649 (GRCm39) C219* probably null Het
Fat1 T A 8: 45,463,498 (GRCm39) W1347R probably damaging Het
Fbxw21 A G 9: 108,986,727 (GRCm39) F51L probably benign Het
Gng2 G T 14: 19,925,961 (GRCm39) H44N probably damaging Het
Hps5 G A 7: 46,438,619 (GRCm39) T38I possibly damaging Het
Igf2 G A 7: 142,208,153 (GRCm39) R64C probably damaging Het
Inpp4b C T 8: 82,759,758 (GRCm39) A601V probably damaging Het
Kdm2a A G 19: 4,395,606 (GRCm39) Y342H probably benign Het
Kidins220 C A 12: 25,107,110 (GRCm39) T1430K probably benign Het
Knl1 T C 2: 118,898,829 (GRCm39) C177R possibly damaging Het
Krt32 T C 11: 99,972,029 (GRCm39) T440A probably benign Het
Kynu T A 2: 43,569,768 (GRCm39) F350Y probably damaging Het
Lama4 T C 10: 38,973,137 (GRCm39) L1568P probably damaging Het
Lrp1b A T 2: 41,618,574 (GRCm39) S281T Het
Or2y3 A T 17: 38,393,629 (GRCm39) V80D probably damaging Het
Or5h23 A G 16: 58,906,802 (GRCm39) S15P probably benign Het
Or8c19-ps1 C T 9: 38,220,463 (GRCm39) T124M probably benign Het
Orc3 G A 4: 34,607,181 (GRCm39) R50* probably null Het
Osbpl6 T A 2: 76,378,716 (GRCm39) D124E probably damaging Het
Parp4 TG T 14: 56,832,790 (GRCm39) probably null Het
Parp4 T C 14: 56,852,224 (GRCm39) probably null Het
Pcdhb18 A C 18: 37,625,004 (GRCm39) H778P probably benign Het
Polg A T 7: 79,105,860 (GRCm39) Y710N probably benign Het
Ppp2r2b C A 18: 42,779,025 (GRCm39) R370L possibly damaging Het
Raet1e C T 10: 22,057,872 (GRCm39) T213I possibly damaging Het
Reln T A 5: 22,193,705 (GRCm39) S1418C possibly damaging Het
Reln T C 5: 22,285,689 (GRCm39) S427G probably benign Het
Rhobtb2 G A 14: 70,025,376 (GRCm39) H633Y probably damaging Het
Serpina3i T C 12: 104,234,881 (GRCm39) V404A probably damaging Het
Serpinb8 T C 1: 107,526,769 (GRCm39) probably null Het
Sorl1 G T 9: 41,900,739 (GRCm39) Q1658K probably damaging Het
Tmem26 G A 10: 68,559,816 (GRCm39) W29* probably null Het
Togaram2 A G 17: 71,996,408 (GRCm39) E137G probably damaging Het
Ttc39b A G 4: 83,151,023 (GRCm39) L524S probably damaging Het
Usp43 T C 11: 67,767,345 (GRCm39) N675S probably damaging Het
Vmn2r104 A G 17: 20,268,439 (GRCm39) L10P possibly damaging Het
Zbtb1 G A 12: 76,432,773 (GRCm39) R253Q probably damaging Het
Zfp354b T A 11: 50,820,256 (GRCm39) R36S probably damaging Het
Other mutations in Ddc
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01307:Ddc APN 11 11,789,462 (GRCm39) missense probably damaging 1.00
IGL01336:Ddc APN 11 11,796,630 (GRCm39) splice site probably null
IGL02257:Ddc APN 11 11,823,171 (GRCm39) nonsense probably null
IGL02327:Ddc APN 11 11,813,739 (GRCm39) missense probably damaging 0.98
IGL02516:Ddc APN 11 11,779,125 (GRCm39) missense probably damaging 1.00
IGL02616:Ddc APN 11 11,830,645 (GRCm39) utr 5 prime probably benign
IGL02888:Ddc APN 11 11,772,297 (GRCm39) splice site probably benign
IGL03267:Ddc APN 11 11,826,303 (GRCm39) missense probably damaging 1.00
R0454:Ddc UTSW 11 11,830,587 (GRCm39) missense possibly damaging 0.88
R1061:Ddc UTSW 11 11,779,132 (GRCm39) missense probably benign 0.00
R1173:Ddc UTSW 11 11,796,634 (GRCm39) critical splice donor site probably null
R1382:Ddc UTSW 11 11,774,856 (GRCm39) missense possibly damaging 0.52
R1549:Ddc UTSW 11 11,796,656 (GRCm39) splice site probably null
R1583:Ddc UTSW 11 11,779,131 (GRCm39) missense probably benign 0.17
R1929:Ddc UTSW 11 11,785,764 (GRCm39) missense probably damaging 1.00
R1970:Ddc UTSW 11 11,765,292 (GRCm39) missense possibly damaging 0.87
R2034:Ddc UTSW 11 11,830,456 (GRCm39) missense probably benign 0.40
R2270:Ddc UTSW 11 11,785,764 (GRCm39) missense probably damaging 1.00
R2272:Ddc UTSW 11 11,785,764 (GRCm39) missense probably damaging 1.00
R4449:Ddc UTSW 11 11,785,802 (GRCm39) missense probably damaging 1.00
R4508:Ddc UTSW 11 11,769,393 (GRCm39) critical splice acceptor site probably null
R4799:Ddc UTSW 11 11,796,632 (GRCm39) splice site probably null
R5307:Ddc UTSW 11 11,826,321 (GRCm39) missense probably damaging 1.00
R6654:Ddc UTSW 11 11,830,452 (GRCm39) missense probably damaging 1.00
R6817:Ddc UTSW 11 11,774,854 (GRCm39) missense probably damaging 1.00
R6918:Ddc UTSW 11 11,769,307 (GRCm39) missense probably damaging 1.00
R7001:Ddc UTSW 11 11,774,870 (GRCm39) critical splice acceptor site probably null
R7784:Ddc UTSW 11 11,789,396 (GRCm39) critical splice donor site probably null
R8435:Ddc UTSW 11 11,814,902 (GRCm39) missense probably damaging 0.97
R8550:Ddc UTSW 11 11,785,743 (GRCm39) missense probably damaging 1.00
R9200:Ddc UTSW 11 11,765,388 (GRCm39) missense possibly damaging 0.81
R9616:Ddc UTSW 11 11,772,288 (GRCm39) nonsense probably null
Z1177:Ddc UTSW 11 11,830,552 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AAGTTTCTCGAGAGTGAGGC -3'
(R):5'- TATCTGTCCAGCAAGGCGTG -3'

Sequencing Primer
(F):5'- TTTCTCGAGAGTGAGGCAGGAG -3'
(R):5'- AAAAGTTTCCTCAGCGTGGC -3'
Posted On 2022-03-25