Incidental Mutation 'R2270:Ddc'
ID 242406
Institutional Source Beutler Lab
Gene Symbol Ddc
Ensembl Gene ENSMUSG00000020182
Gene Name dopa decarboxylase
Synonyms Aadc, aromatic L-amino acid decarboxylase
MMRRC Submission 040270-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2270 (G1)
Quality Score 225
Status Not validated
Chromosome 11
Chromosomal Location 11764101-11848144 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 11785764 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Aspartic acid at position 308 (N308D)
Ref Sequence ENSEMBL: ENSMUSP00000136467 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000066237] [ENSMUST00000109659] [ENSMUST00000178704]
AlphaFold O88533
Predicted Effect probably damaging
Transcript: ENSMUST00000066237
AA Change: N308D

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000068525
Gene: ENSMUSG00000020182
AA Change: N308D

DomainStartEndE-ValueType
Pfam:Pyridoxal_deC 35 414 8.2e-173 PFAM
Pfam:Beta_elim_lyase 81 401 2.3e-9 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000109659
AA Change: N308D

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000105286
Gene: ENSMUSG00000020182
AA Change: N308D

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 damaging
Transcript: ENSMUST00000178704
AA Change: N308D

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000136467
Gene: ENSMUSG00000020182
AA Change: N308D

DomainStartEndE-ValueType
Pfam:Pyridoxal_deC 35 414 8.2e-173 PFAM
Pfam:Beta_elim_lyase 81 401 2.3e-9 PFAM
Meta Mutation Damage Score 0.7181 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.2%
  • 20x: 94.6%
Validation Efficiency
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ablim1 G A 19: 57,065,863 (GRCm39) R54W possibly damaging Het
Adam22 T C 5: 8,171,108 (GRCm39) E614G probably damaging Het
Ap4e1 T C 2: 126,889,083 (GRCm39) probably null Het
Arid3c T A 4: 41,724,744 (GRCm39) I364F probably damaging Het
Atp11b A G 3: 35,864,283 (GRCm39) probably null Het
Bmal2 T C 6: 146,723,612 (GRCm39) F314S probably damaging Het
Carnmt1 T C 19: 18,680,734 (GRCm39) L336P probably damaging Het
Cdh22 A T 2: 164,985,767 (GRCm39) probably null Het
Cdk5rap2 A C 4: 70,184,915 (GRCm39) S1178R probably benign Het
Chat T C 14: 32,176,538 (GRCm39) R79G probably damaging Het
Chek1 A G 9: 36,630,982 (GRCm39) L144P probably damaging Het
Cracr2a T A 6: 127,584,261 (GRCm39) F107I probably damaging Het
Crip2 A C 12: 113,108,486 (GRCm39) K62N probably damaging Het
Dnm3 A T 1: 162,305,358 (GRCm39) L12Q probably damaging Het
Eftud2 T C 11: 102,755,607 (GRCm39) N200S probably damaging Het
Fgfbp1 T A 5: 44,136,672 (GRCm39) M207L probably benign Het
Fry A G 5: 150,324,389 (GRCm39) I1151V probably null Het
Garem2 T G 5: 30,321,972 (GRCm39) L777R probably damaging Het
Garin5b T A 7: 4,761,186 (GRCm39) T509S probably benign Het
Gm10608 CAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGA CAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGAGA 9: 118,989,784 (GRCm39) probably null Het
Gpr143 T A X: 151,573,566 (GRCm39) V181E probably damaging Het
Gtf2f1 T C 17: 57,310,462 (GRCm39) I498V probably null Het
Ipo4 A G 14: 55,871,557 (GRCm39) L168P probably damaging Het
Ism1 T A 2: 139,599,293 (GRCm39) I415N probably damaging Het
Lipa T A 19: 34,488,290 (GRCm39) R119* probably null Het
Mrc2 G A 11: 105,239,257 (GRCm39) probably null Het
Mre11a A G 9: 14,726,470 (GRCm39) E411G probably benign Het
Mybpc1 C A 10: 88,387,269 (GRCm39) V106F probably benign Het
Myo5b G T 18: 74,866,996 (GRCm39) L1382F probably damaging Het
N4bp3 A T 11: 51,535,132 (GRCm39) N352K probably benign Het
Ncbp2 T C 16: 31,775,769 (GRCm39) Y138H probably damaging Het
Ncor2 A G 5: 125,115,019 (GRCm39) V515A probably benign Het
Ndufv1 C A 19: 4,058,347 (GRCm39) R359L probably benign Het
Nfix CAAAAA CAAAA 8: 85,442,876 (GRCm39) probably null Het
Olfm4 C A 14: 80,249,315 (GRCm39) T144K probably damaging Het
Or11g25 G T 14: 50,723,494 (GRCm39) C193F probably damaging Het
Or8b12i T A 9: 20,082,705 (GRCm39) H54L possibly damaging Het
Pes1 C A 11: 3,919,524 (GRCm39) L66I probably damaging Het
Phf12 G T 11: 77,875,001 (GRCm39) A76S possibly damaging Het
Plb1 G T 5: 32,450,586 (GRCm39) D376Y probably damaging Het
Prkdc A G 16: 15,472,681 (GRCm39) probably null Het
Prkg1 A G 19: 30,556,031 (GRCm39) V610A probably benign Het
Prrc2a T C 17: 35,368,512 (GRCm39) T2104A possibly damaging Het
Rab3gap2 T A 1: 185,015,739 (GRCm39) probably null Het
Ranbp2 T C 10: 58,291,749 (GRCm39) V252A probably benign Het
Rcn3 A G 7: 44,738,075 (GRCm39) S98P probably damaging Het
Rere T C 4: 150,561,837 (GRCm39) S248P unknown Het
Rnaseh2a T C 8: 85,692,048 (GRCm39) E75G probably benign Het
Slc15a1 A T 14: 121,717,406 (GRCm39) M292K probably damaging Het
Slc1a2 T G 2: 102,566,339 (GRCm39) L14R probably damaging Het
Slfn2 C T 11: 82,960,761 (GRCm39) R247C probably damaging Het
Ttn T C 2: 76,778,708 (GRCm39) I1218M probably damaging Het
Usp7 T C 16: 8,516,333 (GRCm39) S649G probably benign Het
Yme1l1 T C 2: 23,065,232 (GRCm39) I247T possibly damaging Het
Zc3h13 T C 14: 75,569,587 (GRCm39) M1478T probably benign Het
Zfp444 T C 7: 6,192,554 (GRCm39) C191R probably damaging Het
Zfp729b A T 13: 67,740,352 (GRCm39) C648S probably damaging Het
Znhit2 A G 19: 6,111,261 (GRCm39) E2G probably damaging Het
Zpbp A T 11: 11,368,272 (GRCm39) M133K probably benign 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
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
R9303:Ddc UTSW 11 11,779,132 (GRCm39) missense probably benign 0.00
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'- GGTTGAGCAAGAATTCCAGC -3'
(R):5'- CTCACGTGAGGAATCTTGCG -3'

Sequencing Primer
(F):5'- TTCCAGCAGCACTCTGAAATGG -3'
(R):5'- TGATCTTAGAGCCTGGGACCTAAAAC -3'
Posted On 2014-10-16