- AARS2 3
- AASS 3
- ABAT 5
- ABCA1 1
- ABCB11 1
- ABCB4 1
- ABCB7 5
- ABCD1 2
- ABCD4 1
- ABCG5 1
- ABCG8 1
- ABHD12 1
- ABHD5 1
- ACACA 2
- ACAD8 1
- ACAD9 4
- ACADM 3
- ACADS 1
- ACADSB 1
- ACADVL 3
- ACAT1 1
- ACO2 5
- ACOX1 0
- ACSF3 3
- ACY1 1
- ADA 3
- ADAR 1
- ADSL 1
- AFG3L2 4
- AGA 1
- AGK 3
- AGL 1
- AGPS 0
- AGXT 0
- AHCY 2
- AIFM1 2
- AKR1D1 1
- ALAD 1
- ALAS2 1
- ALDH18A1 2
- ALDH3A2 1
- ALDH4A1 1
- ALDH5A1 1
- ALDH6A1 1
- ALDH7A1 2
- ALDOA 1
- ALDOB 0
- ALG1 0
- ALG11 0
- ALG12 0
- ALG14 1
- ALG3 0
- ALG6 0
- ALG8 0
- ALG9 0
- ALPL 1
- AMACR 0
- AMN 1
- AMT 1
- ANO10 3
- APOA1 1
- APOA5 2
- APOB 2
- APOC2 1
- APOE 1
- APOPT1 3
- APRT 1
- APTX 3
- ARG1 0
- ARSA 1
- ARSB 0
- ARSE 1
- ARSG 3
- ARSK 2
- ASAH1 1
- ASL 0
- ASPA 1
- ASS1 0
- ATAD3A 5
- ATIC 2
- ATP13A2 1
- ATP5A1 6
- ATP5D 1
- ATP5E 4
- ATP5G3 5
- ATP5O 4
- ATP6AP1 0
- ATP6V0A2 0
- ATP7A 3
- ATP7B 1
- ATP8B1 1
- ATPAF2 2
- AUH 0
- B3GALNT2 0
- B3GALT6 0
- B3GAT3 0
- B3GLCT 1
- B4GALNT1 2
- B4GALT1 0
- B4GALT7 0
- BAAT 1
- BCAT2 3
- BCKDHA 0
- BCKDHB 0
- BCKDK 1
- BCS1L 2
- BOLA3 3
- BTD 2
- C12orf65 3
- C19orf12 7
- C19orf70 2
- C1QBP 2
- CA5A 2
- CARS2 4
- CAT 0
- CBS 2
- CCDC115 1
- CHCHD10 3
- CHKB 6
- CHST14 0
- CHST3 0
- CHST6 0
- CHSY1 0
- CISD2 1
- CLDN16 1
- CLDN19 1
- CLN3 1
- CLN5 1
- CLN6 1
- CLN8 1
- CLPB 5
- CLPP 2
- CNNM2 1
- COA6 3
- COA7 1
- COG1 0
- COG4 0
- COG5 0
- COG6 0
- COG7 0
- COG8 0
- COQ2 3
- COQ4 2
- COQ6 2
- COQ7 3
- COQ8A 4
- COQ8B 3
- COQ9 2
- COX10 2
- COX14 3
- COX15 2
- COX20 3
- COX5A 3
- COX6A1 2
- COX6B1 1
- COX7B 2
- CP 1
- CPOX 3
- CPS1 0
- CPT1A 1
- CPT2 4
- CREB3L3 4
- CRLS1 2
- CSGALNACT1 3
- CTH 1
- CTNS 1
- CTSA 1
- CTSC 1
- CTSD 1
- CTSF 1
- CTSK 1
- CUBN 1
- CYC1 2
- CYP27A1 1
- CYP7B1 1
- D2HGDH 1
- DARS 7
- DARS2 3
- DBH 2
- DBT 0
- DCXR 2
- DDC 2
- DDOST 2
- DGUOK 2
- DHCR24 1
- DHCR7 2
- DHFR 0
- DHODH 1
- DHRSX 7
- DHTKD1 7
- DLAT 3
- DLD 3
- DNA2 3
- DNAJC12 1
- DNAJC19 3
- DNAJC5 1
- DNM1L 3
- DNM2 3
- DOLK 0
- DPAGT1 0
- DPM1 0
- DPM2 2
- DPM3 2
- DPYD 2
- DPYS 1
- DYM 2
- EARS2 2
- EBP 1
- ECHS1 3
- EDEM3 1
- EHBP1L1 2
- ELAC2 2
- ENO3 2
- EOGT 2
- EPG5 1
- EPM2A 1
- ETFA 2
- ETFB 2
- ETFDH 3
- ETHE1 2
- EXT1 1
- EXT2 0
- FA2H 1
- FAH 1
- FARS2 3
- FASTKD2 2
- FBP1 0
- FBXL4 4
- FDX2 6
- FDXR 2
- FECH 3
- FGFR2 1
- FH 2
- FKRP 0
- FKTN 0
- FLAD1 3
- FMO3 1
- FOLR1 0
- FOXRED1 1
- FTCD 2
- FUCA1 1
- FUK 3
- FUT8 1
- FXN 7
- G6PC 2
- G6PC3 1
- GAA 2
- GABRG2 1
- GALC 1
- GALE 1
- GALK1 1
- GALM 2
- GALNS 0
- GALNT2 3
- GALNT3 0
- GALT 1
- GAMT 2
- GARS 3
- GATM 3
- GBA 1
- GBE1 1
- GCDH 1
- GCH1 1
- GCLC 1
- GCSH 4
- GDAP1 4
- GFER 2
- GFM1 2
- GFM2 3
- GFPT1 0
- GIF 2
- GK 1
- GLA 0
- GLB1 0
- GLDC 1
- GLRA1 1
- GLRX5 3
- GLS 4
- GLUD1 5
- GLUL 1
- GLYCTK 1
- GM2A 1
- GMPPA 2
- GMPPB 0
- GNE 2
- GNMT 1
- GNPAT 0
- GNPTAB 0
- GNPTG 0
- GNS 0
- GORAB 2
- GPD1 1
- GPHN 1
- GPIHBP1 1
- GRHPR 0
- GRN 3
- GSS 1
- GSTZ1 2
- GTPBP3 3
- GUSB 0
- GYG1 2
- GYS1 2
- GYS2 0
- HAAO 1
- HADH 1
- HADHA 2
- HADHB 2
- HAMP 1
- HARS2 5
- HCCS 2
- HCFC1 1
- HEXA 1
- HEXB 1
- HFE 1
- HFE2 2
- HGD 1
- HGSNAT 0
- HIBCH 3
- HLCS 2
- HMBS 3
- HMGCL 4
- HMGCS2 1
- HOGA1 0
- HPD 1
- HPRT1 1
- HPS1 1
- HS2ST1 2
- HSD17B10 2
- HSD17B4 0
- HSD3B7 2
- HSPA9 5
- HSPD1 2
- HTRA2 1
- HYAL1 2
- IARS2 3
- IBA57 2
- IDH2 2
- IDS 0
- IDUA 0
- IER3IP1 6
- ISCA1 1
- ISCA2 5
- ISCU 4
- ISPD 1
- ITPA 1
- IVD 0
- KARS 5
- KYNU 2
- L2HGDH 1
- LAMP2 2
- LARGE1 2
- LARS 3
- LARS2 2
- LBR 1
- LCAT 1
- LCT 1
- LDHA 1
- LDLR 1
- LDLRAP1 1
- LETM1 4
- LFNG 3
- LIAS 3
- LIPA 1
- LIPT1 3
- LIPT2 4
- LMBRD1 1
- LMF1 1
- LONP1 2
- LPIN1 2
- LPL 1
- LRPPRC 3
- LYRM4 4
- LYRM7 3
- MAGT1 1
- MAN1B1 0
- MAN2B1 1
- MANBA 1
- MAOA 1
- MARS2 2
- MAT1A 2
- MCCC1 1
- MCCC2 1
- MCEE 0
- MCOLN1 0
- MDH2 1
- MECR 2
- MFF 2
- MFN2 3
- MFSD8 1
- MGAT2 0
- MGME1 3
- MICU1 2
- MIPEP 1
- MLYCD 0
- MMAA 0
- MMAB 0
- MMACHC 1
- MMADHC 1
- MOCS1 1
- MOCS2 1
- MOGS 1
- MPC1 3
- MPDU1 0
- MPI 0
- MPV17 2
- MRM2 2
- MRPL3 5
- MRPL44 3
- MRPS2 2
- MRPS22 2
- MRPS34 2
- MSMO1 1
- MSTO1 3
- MT-ATP6 3
- MT-ATP8 3
- MT-CO1 3
- MT-CO2 3
- MT-CO3 3
- MT-CYB 3
- MTFMT 4
- MTHFR 0
- MT-ND1 3
- MT-ND2 3
- MT-ND3 3
- MT-ND4 3
- MT-ND4L 3
- MT-ND5 3
- MT-ND6 3
- MTO1 2
- MTPAP 5
- MTR 1
- MT-RNR1 3
- MTRR 1
- MT-TA 3
- MT-TC 3
- MT-TD 3
- MT-TE 3
- MT-TF 3
- MT-TG 3
- MT-TH 3
- MT-TI 3
- MT-TK 3
- MT-TL1 3
- MT-TL2 3
- MT-TM 3
- MT-TN 3
- MTTP 1
- MT-TP 3
- MT-TQ 3
- MT-TR 3
- MT-TS1 3
- MT-TS2 3
- MT-TT 5
- MT-TV 3
- MT-TW 3
- MT-TY 3
- MUT 1
- MVK 1
- NADK2 3
- NAGA 1
- NAGLU 0
- NAGS 0
- NARS2 2
- NAXD 3
- NAXE 2
- NDUFA1 2
- NDUFA10 1
- NDUFA11 1
- NDUFA12 4
- NDUFA13 6
- NDUFA2 1
- NDUFA4 4
- NDUFA6 3
- NDUFA8 5
- NDUFA9 5
- NDUFAF1 1
- NDUFAF2 2
- NDUFAF3 1
- NDUFAF4 1
- NDUFAF5 2
- NDUFAF6 3
- NDUFAF8 1
- NDUFB10 4
- NDUFB11 2
- NDUFB3 2
- NDUFB8 2
- NDUFC2 2
- NDUFS1 1
- NDUFS2 1
- NDUFS3 1
- NDUFS4 1
- NDUFS6 1
- NDUFS7 1
- NDUFS8 1
- NDUFV1 1
- NDUFV2 2
- NEU1 0
- NFS1 6
- NFU1 3
- NGLY1 2
- NHLRC1 1
- NNT 2
- NPC1 1
- NPC2 1
- NSDHL 1
- NSUN3 3
- NT5C3A 1
- NT5E 2
- NUBPL 2
- NUS1 4
- OAT 0
- OCRL 2
- OGDH 5
- OPA1 4
- OPA3 2
- OTC 1
- OXCT1 1
- PAH 1
- PANK2 2
- PARS2 4
- PC 3
- PCBD1 1
- PCCA 0
- PCCB 0
- PCK1 2
- PCSK9 1
- PDHA1 3
- PDHB 3
- PDHX 3
- PDK3 6
- PDP1 3
- PDSS1 2
- PDSS2 2
- PEPD 1
- PET100 4
- PEX1 0
- PEX10 0
- PEX11B 0
- PEX12 0
- PEX13 0
- PEX14 0
- PEX16 0
- PEX19 0
- PEX2 0
- PEX26 0
- PEX3 0
- PEX5 1
- PEX6 2
- PEX7 0
- PFKM 2
- PGAM2 2
- PGAP2 0
- PGAP3 0
- PGK1 2
- PGM1 1
- PGM3 0
- PHGDH 1
- PHKA1 2
- PHKA2 0
- PHKB 1
- PHKG2 0
- PHYH 0
- PIGA 0
- PIGL 0
- PIGM 4
- PIGN 0
- PIGO 0
- PIGS 2
- PIGT 1
- PIGV 0
- PIGW 1
- PINK1 1
- PLA2G6 1
- PMM2 0
- PMPCA 2
- PMPCB 1
- PNP 1
- PNPLA2 3
- PNPLA8 3
- PNPO 1
- PNPT1 2
- POLG 4
- POLG2 4
- POMGNT1 0
- POMGNT2 0
- POMK 2
- POMT1 0
- POMT2 0
- POR 1
- PPA2 1
- PPOX 3
- PPT1 1
- PRKAG2 2
- PRODH 2
- PRPS1 1
- PSAP 0
- PSAT1 1
- PTCD3 2
- PTS 2
- PUS1 4
- PYCR1 3
- PYGL 0
- PYGM 1
- QDPR 1
- QRSL1 3
- RARS2 3
- RBCK1 2
- RBP4 2
- RFT1 0
- RMND1 3
- RNASEH1 3
- RNASEH2A 4
- RNASEH2B 4
- RNASEH2C 4
- RPIA 2
- RPL10 1
- RRM2B 3
- RTN4IP1 2
- SACS 2
- SAMHD1 3
- SAR1B 2
- SARS2 2
- SC5D 2
- SCO1 2
- SCO2 2
- SCP2 0
- SDHA 4
- SDHAF1 2
- SDHB 3
- SDHD 3
- SEC23B 2
- SERAC1 3
- SETX 2
- SFXN4 3
- SGSH 0
- SHMT2 2
- SI 2
- SKIV2L 2
- SLC12A3 2
- SLC13A3 3
- SLC16A1 1
- SLC17A5 1
- SLC18A2 2
- SLC19A2 3
- SLC19A3 3
- SLC22A5 2
- SLC25A1 4
- SLC25A12 4
- SLC25A13 1
- SLC25A15 0
- SLC25A19 3
- SLC25A20 1
- SLC25A22 3
- SLC25A26 2
- SLC25A3 3
- SLC25A32 1
- SLC25A38 2
- SLC25A4 3
- SLC25A42 3
- SLC25A46 2
- SLC2A1 2
- SLC2A2 0
- SLC30A10 1
- SLC35A1 2
- SLC35A2 3
- SLC35C1 0
- SLC35D1 0
- SLC37A4 2
- SLC39A14 1
- SLC39A4 2
- SLC39A8 2
- SLC3A1 2
- SLC40A1 1
- SLC46A1 0
- SLC52A2 2
- SLC52A3 1
- SLC5A1 2
- SLC5A6 2
- SLC6A19 3
- SLC6A3 2
- SLC6A8 2
- SLC7A7 0
- SLC7A9 2
- SMPD1 1
- SPG7 7
- SPR 2
- SPTLC1 3
- SPTLC2 2
- SRD5A3 0
- SSBP1 3
- SSR4 0
- ST3GAL3 2
- ST3GAL5 0
- STS 2
- STT3A 3
- SUCLA2 3
- SUCLG1 2
- SUMF1 1
- SUOX 1
- SURF1 3
- TACO1 2
- TALDO1 1
- TANGO2 5
- TARS2 3
- TAT 2
- TAZ 3
- TCN2 2
- TFAM 3
- TFR2 1
- TH 2
- TIMM50 2
- TIMM8A 2
- TIMMDC1 3
- TK2 3
- TMEM126B 4
- TMEM165 0
- TMEM199 2
- TMEM5 1
- TMEM70 1
- TOP3A 2
- TPK1 3
- TPP1 1
- TRAP1 2
- TREX1 2
- TRIM37 0
- TRIT1 3
- TRMT10C 3
- TRMT5 4
- TRMU 3
- TRNT1 2
- TRPM6 1
- TSFM 3
- TTC19 1
- TTC37 3
- TTPA 2
- TUFM 6
- TUSC3 0
- TWNK 5
- TYMP 3
- UGT1A1 3
- UMOD 2
- UMPS 1
- UPB1 3
- UQCC2 5
- UQCRB 5
- UQCRC2 6
- UQCRFS1 3
- UROD 1
- UROS 2
- VARS2 2
- VIPAS39 2
- VKORC1 2
- VPS16 1
- VPS33A 1
- VPS33B 2
- WARS2 3
- WDR45 1
- WFS1 3
- XDH 1
- XPNPEP3 4
- XYLT1 1
- XYLT2 0
- YARS2 2
- ACOX2 1
- ALG13 1
- ALG2 2
- ATP5B 4
- C2orf69 4
- CD320 2
- CLCN7 1
- CMPK2 3
- COA3 3
- COASY 1
- COG3 2
- COX11 4
- COX18 4
- COX4I1 3
- COX4I2 3
- COX6A2 4
- CSTB 1
- CYCS 5
- DCC 1
- DHDDS 1
- EHHADH 2
- ERAL1 1
- GATC 2
- GUK1 3
- HPDL 3
- HSD11B2 1
- IDH1 2
- IDH3A 3
- KIAA0391 3
- LDHD 2
- LIG3 4
- LIPC 2
- MAN2B2 3
- MRPL39 3
- MRPL49 2
- MRPS14 1
- MRPS16 5
- MRPS7 2
- MT-RNR2 3
- NDUFB7 3
- NDUFB9 4
- OPLAH 2
- PAICS 1
- PDE12 3
- PET117 1
- PITRM1 5
- POLRMT 4
- PSPH 2
- QARS 5
- RANBP2 2
- RNASET2 2
- RYR1 1
- SDHAF2 4
- SDHC 3
- SLC25A24 3
- SLC25A36 3
- SLC31A1 1
- SPATA5 5
- SQOR 3
- SSR3 2
- STAT2 7
- SUPV3L1 2
- TAMM41 3
- TEFM 3
- TKFC 1
- TMEM65 1
- TOMM7 3
- TRAPPC11 1
- TRPM7 1
- UGGT1 2
- UQCC3 3
- UQCRC1 2
- UQCRQ 2
- UROC1 2
- YME1L1 1
- ABCG2 1
- ACAT2 2
- ALDH1B1 2
- ALG10 2
- AMPD1 2
- AOX1 1
- ATAD3B 2
- ATP5C1 3
- ATP5G1 3
- ATP5G2 3
- ATP5I 3
- ATP5J 3
- ATXN7 2
- BCAT1 1
- BOLA1 1
- BOLA2 1
- C1GALT1C1 1
- CAD 0
- CAMLG 1
- CEP89 3
- CETP 1
- CLCN6 1
- CLPS 1
- CNDP1 1
- COA1 2
- COA5 4
- COG2 0
- COX5B 1
- COX6C 1
- COX7A1 1
- COX7A2 1
- COX7B2 1
- COX7C 1
- COX8A 3
- CYP7A1 1
- DHFR2 1
- DLST 3
- DMGDH 1
- DPEP1 1
- DTD1 0
- ECSIT 2
- EGF 1
- ERCC6L2 0
- FAR1 2
- FBP2 1
- FOLR2 1
- FOLR3 1
- FXYD2 1
- GALNT12 1
- GATB 2
- GGT1 2
- HAL 1
- HYKK 1
- IDH3B 2
- KCTD7 1
- KHK 1
- LACTB 1
- LIPI 1
- MRPL12 4
- MRPL40 2
- MRPS23 4
- MTHFD1 1
- NAT8L 1
- NDUFA3 2
- NDUFA5 1
- NDUFA7 1
- NDUFAB1 1
- NDUFB1 1
- NDUFB2 1
- NDUFB4 1
- NDUFB5 1
- NDUFB6 1
- NDUFC1 1
- NDUFS5 2
- NDUFV3 2
- NT5C 1
- NUP62 1
- OSTC 2
- OXA1L 2
- PCYT2 1
- PDK1 3
- PDK2 2
- PDK4 2
- PDP2 4
- PDPR 5
- PDXK 1
- PEX11A 1
- PHKG1 1
- PHYKPL 1
- PNLIP 1
- PNPLA4 1
- POP1 1
- PPM1B 1
- PPM1K 1
- PREPL 2
- PTCD1 1
- PTPRZ1 1
- ROBO3 4
- SARDH 1
- SCARB1 1
- SHPK 1
- SLC22A4 1
- SLC25A2 1
- SLC25A40 1
- SLC26A6 1
- SLC27A5 1
- SLC35A3 0
- SLC36A2 2
- SLC52A1 1
- SLC6A20 2
- SLCO1B1 1
- SLCO1B3 1
- SRRT 2
- STT3B 0
- SUCLG2 2
- SUGCT 1
- TCN1 2
- TDO2 1
- TIMM44 1
- TM6SF2 1
- TMEM126A 3
- TPMT 1
- TREH 1
- TXN2 4
- UQCRH 1
- USF1 1
- VPS13C 5
Likely inborn error of metabolism
Gene: COX15 Green List (high evidence)EnsemblGeneIds (GRCh38): ENSG00000014919
EnsemblGeneIds (GRCh37): ENSG00000014919
OMIM: 603646, Gene2Phenotype
COX15 is in 16 panels
2 reviews
Carl Fratter (Oxford University Hospitals NHS Trust)
Green List (high evidence)
Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal
Variants in this GENE are reported as part of current diagnostic practice
Panel version: Imported from Mitochondrial disorders panel version 0
Shamima Rahman (UCL Institute of Child Health)
Green List (high evidence)
Panel version: Imported from Mitochondrial disorders panel version 0.37
Details
- Mode of Inheritance
- BIALLELIC, autosomal or pseudoautosomal
- Sources
-
- London North GLH
- NHS GMS
- Expert Review Green
- Phenotypes
-
- Mitochondrial complex IV deficiency, nuclear type 6, OMIM:615119
- OMIM
- 603646
- Clinvar variants
- Variants in COX15
- Penetrance
- None
- Publications
- Panels with this gene
-
- Childhood onset dystonia, chorea or related movement disorder
- Structural basal ganglia disorders
- White matter disorders and cerebral calcification - narrow panel
- Adult onset dystonia, chorea or related movement disorder
- Mitochondrial disorders
- Early onset or syndromic epilepsy
- DDG2P
- Intellectual disability
- Inherited white matter disorders
- Paediatric pseudo-obstruction syndrome
- Likely inborn error of metabolism
- Possible mitochondrial disorder - nuclear genes
- Paediatric or syndromic cardiomyopathy
- Mitochondrial disorder with complex IV deficiency
- Fetal anomalies
- Undiagnosed metabolic disorders
History Filter Activity
Set Phenotypes
Arina Puzriakova (Genomics England Curator)Phenotypes for gene: COX15 were changed from Mitochondrial Diseases; Mitochondrial Respiratory Chain Complex IV Deficiency; Isolated complex IV deficiency; Complex IV (Mitochondrial respiratory chain disorders (caused by nuclear variants only), OXPHOS assembly factors); Leigh syndrome due to cytochrome c oxidase deficiency, 256000; Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 2, 615119 to Mitochondrial complex IV deficiency, nuclear type 6, OMIM:615119
Added New Source, Added New Source
Ivone Leong (Genomics England Curator)Source NHS GMS was added to COX15. Source London North GLH was added to COX15.
Set Phenotypes
Eleanor Williams (Genomics England Curator)Phenotypes for gene: COX15 were changed from Mitochondrial Diseases; Mitochondrial Respiratory Chain Complex IV Deficiency; Isolated complex IV deficiency; Complex IV (Mitochondrial respiratory chain disorders (caused by nuclear variants only), OXPHOS assembly factors); Leigh syndrome due to cytochrome c oxidase deficiency, 256000Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 2, 615119 to Mitochondrial Diseases; Mitochondrial Respiratory Chain Complex IV Deficiency; Isolated complex IV deficiency; Complex IV (Mitochondrial respiratory chain disorders (caused by nuclear variants only), OXPHOS assembly factors); Leigh syndrome due to cytochrome c oxidase deficiency, 256000; Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 2, 615119
Panel promoted to version 1.0
Ellen McDonagh (Genomics England Curator)Checked against super panel made up of the panel constituents. Ready to promote to version 1.
Set Phenotypes, Set publications
Ellen McDonagh (Genomics England Curator)Added phenotypes Mitochondrial Diseases; Mitochondrial Respiratory Chain Complex IV Deficiency; Isolated complex IV deficiency; Complex IV (Mitochondrial respiratory chain disorders (caused by nuclear variants only), OXPHOS assembly factors); Leigh syndrome due to cytochrome c oxidase deficiency, 256000Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 2, 615119 for gene: COX15 Publications for gene COX15 were changed from to 27604308
Created, Added New Source, Set mode of inheritance, Set Phenotypes
Ellen McDonagh (Genomics England Curator)gene: COX15 was added gene: COX15 was added to Inborn errors of metabolism. Sources: Expert Review Green Mode of inheritance for gene: COX15 was set to BIALLELIC, autosomal or pseudoautosomal Phenotypes for gene: COX15 were set to Mitochondrial Diseases; Mitochondrial Respiratory Chain Complex IV Deficiency; Isolated complex IV deficiency; Leigh syndrome due to cytochrome c oxidase deficiency, 256000Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 2, 615119