Table 2.
List of disease with possible disease-causing alterations detected in patients
Case | Gene | Disease (OMIM) | Mode | Nucleotide change a | Protein change | dbSNP rs ID | MAF (%) | HGMD ID | Parental result/patient’s sex | Polyphen2 predictionb |
---|---|---|---|---|---|---|---|---|---|---|
RCC subunit and assembly factor
| ||||||||||
1 |
NDUFS2 |
Mitochondrial complex 1 deficiency (252010) |
AR |
NM_004550.4 455_457delCTC |
Ser152del |
--- |
--- |
--- |
Paternal |
--- |
875 T > C |
Met292Thr |
150667550 |
<0.01 |
CM094573 |
Maternal |
Possibly damaging |
||||
2 |
NDUFAF5 |
Mitochondrial complex 1 deficiency (252010) |
AR |
NM_024120.4 164A > G |
Gln55Arg |
--- |
--- |
--- |
Maternal |
Probably damaging |
|
|
|
|
327 + 3A > G |
|
--- |
--- |
--- |
Paternal |
|
mtDNA synthesis, transcription, translation, mitochondrial biogenesis and dynamic
| ||||||||||
3* |
MTFMT |
Leigh syndrome (256000) |
AR |
NM_139242.3 626G > A |
Ser209Leu |
201431517 |
0.1 |
CS117162 |
Paternal |
Possibly damaging- |
998G > C |
Ser333Ter |
--- |
--- |
|
Maternal |
--- |
||||
4 |
TYMP |
Mitochondrial DNA depletion syndrome 1 (MNGIE type) (603041) |
AR |
NM_001953.3 1160G > A homozygote |
Gly387Asp |
--- |
--- |
CM055161 |
--- |
Probably damaging |
Mitochondrial enzymes
| ||||||||||
5* |
ETFB |
Glutaric acidemia IIB (231680) |
AR |
NM_001014763.1 235G > A |
Val79Ile |
140608276 |
0.4 |
--- |
Maternal |
Benign |
565C > T |
Arg189Cys |
147353781 |
0.3 |
--- |
Paternal |
Possibly damaging |
||||
6 |
PANK2 |
HARP syndrome (607236) / Neurodegeneration with brain iron accumulation 1 (234200) |
AR |
NM_153638.2 137A > T |
Asp46Val |
148036492 |
0.2 |
--- |
Maternal |
Benign |
1561G > A |
Gly521Arg |
137852959 |
<0.02 |
CM014248 |
Paternal |
Probably damaging |
||||
7* |
PCK2 |
PEPCK deficiency, mitochondrial (261650) |
AR |
NM_004563.2 731G > A |
Arg244Gln |
--- |
<0.02 |
--- |
Not in mother; father not sequenced |
Possibly damaging |
1756G > A |
Gly586Ser |
61737098 |
0.4 |
--- |
Maternal |
Possibly damaging |
||||
8* |
OTC |
Ornithine transcarbamylase deficiency (311250) |
X-linked |
NM_000531.5 298 + 5G > C hemizygote |
--- |
72554348 |
0.2 |
CS063357 |
Male |
--- |
Other genes that affect mitochondrial function or that cause similar clinical phenotypes
| ||||||||||
9*/13 |
SPAST |
Spastic paraplegia 4 (182601) |
AD |
NM_014946.3 1625A > G |
Asp542Gly |
142053576 |
<0.05 |
CM054864 |
--- |
Benign |
10 |
CLN6 |
Ceroid lipofuscinosis (CLN) 6 (601780)/ CLN Kufs type (204300) |
AR |
NM_017882.2 278 T > C |
Thr93Met |
150001589 |
<0.04 |
CM120905 |
Maternal |
Probably damaging |
775G > A |
Gly259Ser |
150363441 |
<0.02 |
Paternal |
Probably damaging |
|||||
11 |
SLC12A3 |
Gitelman syndrome (263800) |
AR |
NM_000339.2 322C > T |
Arg108Trp |
--- |
--- |
CM117057 |
--- |
Possibly damaging |
965C > T |
Ala322Val |
142679083 |
0.5 |
CM117024 |
--- |
Benign |
||||
12* | SLC3A1 | Cystinuria (220100) | AR |
NM_000341.3 241C > T |
Arg81Cys |
149813423 |
<0.02 |
CM090053 |
Maternal |
Benign |
1400 T > C | Met467Thr | 121912691 | 0.4 | CM941280 | Paternal | Benign |
a All variants listed were heterozygous, except where notated otherwise.
b Prediction by Polyphen2 HumVar model.
* cases for which abnormal RCC activity and/or muscle pathology were reported.