Incidental Mutation 'PIT4434001:Ddhd1'
ID 555078
Institutional Source Beutler Lab
Gene Symbol Ddhd1
Ensembl Gene ENSMUSG00000037697
Gene Name DDHD domain containing 1
Synonyms 4921528E07Rik, 9630061G18Rik
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # PIT4434001 (G1)
Quality Score 225.009
Status Not validated
Chromosome 14
Chromosomal Location 45830628-45895600 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 45848062 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 569 (N569K)
Ref Sequence ENSEMBL: ENSMUSP00000084577 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000051310] [ENSMUST00000087320] [ENSMUST00000111828] [ENSMUST00000149286]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000051310
AA Change: N535K

PolyPhen 2 Score 0.484 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000050088
Gene: ENSMUSG00000037697
AA Change: N535K

DomainStartEndE-ValueType
low complexity region 28 39 N/A INTRINSIC
low complexity region 95 111 N/A INTRINSIC
low complexity region 118 141 N/A INTRINSIC
low complexity region 183 201 N/A INTRINSIC
low complexity region 206 217 N/A INTRINSIC
low complexity region 284 297 N/A INTRINSIC
Blast:DDHD 450 573 6e-67 BLAST
DDHD 595 842 1.49e-100 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000087320
AA Change: N569K

PolyPhen 2 Score 0.616 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000084577
Gene: ENSMUSG00000037697
AA Change: N569K

DomainStartEndE-ValueType
low complexity region 28 39 N/A INTRINSIC
low complexity region 95 111 N/A INTRINSIC
low complexity region 118 141 N/A INTRINSIC
low complexity region 183 201 N/A INTRINSIC
low complexity region 206 217 N/A INTRINSIC
low complexity region 284 297 N/A INTRINSIC
Blast:DDHD 484 607 1e-66 BLAST
DDHD 629 904 3.75e-106 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000111828
AA Change: N535K

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000107459
Gene: ENSMUSG00000037697
AA Change: N535K

DomainStartEndE-ValueType
low complexity region 28 39 N/A INTRINSIC
low complexity region 95 111 N/A INTRINSIC
low complexity region 118 141 N/A INTRINSIC
low complexity region 183 201 N/A INTRINSIC
low complexity region 206 217 N/A INTRINSIC
low complexity region 284 297 N/A INTRINSIC
Blast:DDHD 450 573 8e-67 BLAST
DDHD 595 870 3.75e-106 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000141487
SMART Domains Protein: ENSMUSP00000133358
Gene: ENSMUSG00000037697

DomainStartEndE-ValueType
Blast:DDHD 111 149 1e-17 BLAST
Predicted Effect probably benign
Transcript: ENSMUST00000149286
SMART Domains Protein: ENSMUSP00000118848
Gene: ENSMUSG00000037697

DomainStartEndE-ValueType
low complexity region 28 39 N/A INTRINSIC
low complexity region 95 111 N/A INTRINSIC
low complexity region 118 141 N/A INTRINSIC
low complexity region 183 201 N/A INTRINSIC
low complexity region 206 217 N/A INTRINSIC
low complexity region 284 297 N/A INTRINSIC
Coding Region Coverage
  • 1x: 93.3%
  • 3x: 90.6%
  • 10x: 84.3%
  • 20x: 70.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the intracellular phospholipase A1 gene family. The protein encoded by this gene preferentially hydrolyzes phosphatidic acid. It is a cytosolic protein with some mitochondrial localization, and is thought to be involved in the regulation of mitochondrial dynamics. Overexpression of this gene causes fragmentation of the tubular structures in mitochondria, while depletion of the gene results in mitochondrial tubule elongation. Deletion of this gene in male mice caused fertility defects, resulting from disruption in the organization of the mitochondria during spermiogenesis. In humans, mutations in this gene have been associated with hereditary spastic paraplegia (HSP), also known as Strumpell-Lorrain disease, or, familial spastic paraparesis (FSP). This inherited disorder is characterized by progressive weakness and spasticity of the legs. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Aug 2015]
PHENOTYPE: Mice homozygous for a null allele show reduced testis weight, oligozoospermia, teratozoospermia, and male subfertility. Sperm defects include a disorganized mitochondrial structure, an abnormal gap between the middle and principal pieces, and hairpin flagellum leading to impaired sperm motility. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
6030468B19Rik T A 11: 117,696,869 (GRCm39) D196E probably benign Het
Abcb5 G A 12: 118,854,422 (GRCm39) S831F probably damaging Het
Alg2 C A 4: 47,474,076 (GRCm39) A71S probably benign Het
Ankrd50 T C 3: 38,509,412 (GRCm39) Q62R possibly damaging Het
Ano1 A G 7: 144,164,632 (GRCm39) V664A probably benign Het
Bbox1 A C 2: 110,105,979 (GRCm39) D188E probably benign Het
Bmi1 C T 2: 18,689,042 (GRCm39) T242M probably benign Het
C4bp A G 1: 130,584,947 (GRCm39) F30L probably benign Het
Carmil3 A G 14: 55,732,145 (GRCm39) N214S probably null Het
Cep162 C A 9: 87,075,701 (GRCm39) K1310N probably damaging Het
Cfap74 G A 4: 155,548,421 (GRCm39) V21M unknown Het
Copa A G 1: 171,933,742 (GRCm39) D401G probably benign Het
Cyp4f14 A G 17: 33,125,104 (GRCm39) V439A possibly damaging Het
Dennd5a A G 7: 109,532,831 (GRCm39) L313P probably damaging Het
Eri2 A G 7: 119,385,524 (GRCm39) F326L probably benign Het
Fam135a A T 1: 24,068,276 (GRCm39) H864Q probably benign Het
Fat3 C T 9: 15,907,612 (GRCm39) V2797I probably benign Het
Fbn2 T C 18: 58,229,134 (GRCm39) D692G probably damaging Het
Fbxw20 A G 9: 109,052,500 (GRCm39) S278P probably damaging Het
Gna12 A T 5: 140,746,773 (GRCm39) V224E probably damaging Het
Grn C T 11: 102,326,766 (GRCm39) H482Y possibly damaging Het
Igkv7-33 A G 6: 70,035,797 (GRCm39) Y62H possibly damaging Het
Kdm4c A G 4: 74,189,569 (GRCm39) T95A probably benign Het
Lrp3 T C 7: 34,903,420 (GRCm39) T309A probably damaging Het
Map3k2 C A 18: 32,343,088 (GRCm39) D279E possibly damaging Het
Map3k5 T A 10: 19,902,003 (GRCm39) V358E probably damaging Het
Mcpt9 A G 14: 56,266,686 (GRCm39) S14P probably benign Het
Or10b1 T C 10: 78,355,549 (GRCm39) F36L possibly damaging Het
Or51a8 T C 7: 102,549,837 (GRCm39) F88L probably benign Het
Or52a33 A C 7: 103,289,054 (GRCm39) C98G probably damaging Het
Otud7b G A 3: 96,047,776 (GRCm39) R45H probably damaging Het
Pcdhb17 A G 18: 37,618,704 (GRCm39) N165D probably damaging Het
Pogz A G 3: 94,779,681 (GRCm39) T538A probably damaging Het
Prlr A G 15: 10,328,458 (GRCm39) E311G probably damaging Het
Ptprs T C 17: 56,761,984 (GRCm39) I43V probably null Het
Raet1d A T 10: 22,247,433 (GRCm39) K170* probably null Het
Rufy2 A T 10: 62,826,845 (GRCm39) Q128L possibly damaging Het
Svopl T C 6: 37,991,801 (GRCm39) N360D possibly damaging Het
Syt4 A C 18: 31,573,384 (GRCm39) L377W probably damaging Het
Taar7a A G 10: 23,869,319 (GRCm39) F21L probably benign Het
Tax1bp3 T A 11: 73,071,630 (GRCm39) M78K probably damaging Het
Top2b T C 14: 16,423,780 (GRCm38) probably null Het
Trim52 A T 14: 106,344,732 (GRCm39) D130V probably benign Het
Ttc1 T C 11: 43,635,955 (GRCm39) Y96C probably damaging Het
Vmn2r49 T C 7: 9,710,762 (GRCm39) T657A probably damaging Het
Vps13d A T 4: 144,881,817 (GRCm39) F1259I Het
Zbtb18 A T 1: 177,275,989 (GRCm39) T441S possibly damaging Het
Other mutations in Ddhd1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01318:Ddhd1 APN 14 45,854,008 (GRCm39) missense probably damaging 1.00
IGL01635:Ddhd1 APN 14 45,867,037 (GRCm39) missense probably null 0.98
IGL02176:Ddhd1 APN 14 45,854,057 (GRCm39) missense probably damaging 1.00
IGL02698:Ddhd1 APN 14 45,842,663 (GRCm39) unclassified probably benign
IGL03052:Ddhd1 UTSW 14 45,858,240 (GRCm39) missense probably damaging 1.00
R0037:Ddhd1 UTSW 14 45,847,967 (GRCm39) missense probably damaging 1.00
R0105:Ddhd1 UTSW 14 45,848,147 (GRCm39) missense probably benign 0.37
R0165:Ddhd1 UTSW 14 45,833,049 (GRCm39) missense probably damaging 1.00
R1237:Ddhd1 UTSW 14 45,839,107 (GRCm39) missense probably benign 0.01
R1401:Ddhd1 UTSW 14 45,842,508 (GRCm39) critical splice donor site probably null
R1574:Ddhd1 UTSW 14 45,833,004 (GRCm39) missense probably damaging 1.00
R1574:Ddhd1 UTSW 14 45,833,004 (GRCm39) missense probably damaging 1.00
R1582:Ddhd1 UTSW 14 45,842,566 (GRCm39) missense probably damaging 0.98
R2070:Ddhd1 UTSW 14 45,848,081 (GRCm39) missense probably damaging 1.00
R2307:Ddhd1 UTSW 14 45,846,447 (GRCm39) missense probably damaging 1.00
R2417:Ddhd1 UTSW 14 45,894,729 (GRCm39) missense probably damaging 1.00
R3756:Ddhd1 UTSW 14 45,894,720 (GRCm39) missense probably damaging 1.00
R3756:Ddhd1 UTSW 14 45,848,030 (GRCm39) missense probably benign 0.00
R4541:Ddhd1 UTSW 14 45,860,313 (GRCm39) nonsense probably null
R4737:Ddhd1 UTSW 14 45,866,278 (GRCm39) intron probably benign
R5105:Ddhd1 UTSW 14 45,894,864 (GRCm39) missense probably benign 0.00
R5810:Ddhd1 UTSW 14 45,840,164 (GRCm39) missense probably damaging 1.00
R5898:Ddhd1 UTSW 14 45,840,125 (GRCm39) missense probably damaging 1.00
R6217:Ddhd1 UTSW 14 45,856,971 (GRCm39) splice site probably null
R6218:Ddhd1 UTSW 14 45,851,633 (GRCm39) missense probably damaging 1.00
R6671:Ddhd1 UTSW 14 45,894,689 (GRCm39) frame shift probably null
R6787:Ddhd1 UTSW 14 45,894,976 (GRCm39) missense probably benign 0.01
R7049:Ddhd1 UTSW 14 45,840,138 (GRCm39) missense probably damaging 1.00
R7150:Ddhd1 UTSW 14 45,895,263 (GRCm39) missense probably damaging 1.00
R7213:Ddhd1 UTSW 14 45,895,210 (GRCm39) missense probably benign 0.41
R7261:Ddhd1 UTSW 14 45,894,688 (GRCm39) missense probably damaging 1.00
R7522:Ddhd1 UTSW 14 45,895,104 (GRCm39) missense possibly damaging 0.47
R7920:Ddhd1 UTSW 14 45,894,927 (GRCm39) missense probably damaging 0.96
R8736:Ddhd1 UTSW 14 45,836,642 (GRCm39) missense probably benign 0.30
R8880:Ddhd1 UTSW 14 45,846,430 (GRCm39) missense probably benign
R9140:Ddhd1 UTSW 14 45,894,918 (GRCm39) missense probably benign 0.12
R9393:Ddhd1 UTSW 14 45,894,685 (GRCm39) missense probably damaging 1.00
R9398:Ddhd1 UTSW 14 45,895,117 (GRCm39) missense possibly damaging 0.60
R9399:Ddhd1 UTSW 14 45,895,117 (GRCm39) missense possibly damaging 0.60
R9502:Ddhd1 UTSW 14 45,894,679 (GRCm39) missense possibly damaging 0.75
R9687:Ddhd1 UTSW 14 45,848,190 (GRCm39) missense probably damaging 0.97
Z1177:Ddhd1 UTSW 14 45,895,051 (GRCm39) missense possibly damaging 0.63
Predicted Primers PCR Primer
(F):5'- CATTGTAGACTTGTGTCAGTAAGTG -3'
(R):5'- AGTTGCTAGCACTCAGTGAAAAG -3'

Sequencing Primer
(F):5'- CTCTGAAAGACTCTTAGCCATGGAG -3'
(R):5'- TCCCGGAATCCAGACTTT -3'
Posted On 2019-06-07