Research Article
Genetic Diagnosis of Charcot-Marie-Tooth Disease in a Population by Next-Generation Sequencing
Table 1
Sequence capture performance results for the 51 neuropathy genes included in the panel.
| Gene | GenBank accession and version number | Neuropathy phenotype | Average coverage | % Bases ≥ 2x coverage | % Bases ≥ 30x coverage |
| AARS | NM_001605.2 | CMT2 | 642 | 100.0 | 100.0 | ARHGEF10 | NM_014629.2 | Slow NCV | 620 | 100.0 | 97.7 | ATP7A | NM_000052.6 | dHMN | 295 | 100.0 | 94.4 | BSCL2 | NM_001122955.3 | dHMN | 845 | 100.0 | 100.0 | CTDP1 | NM_004715.4 | CCFDN | 488 | 100.0 | 87.7 | DCTN1 | NM_001135041.2 | dHMN | 972 | 100.0 | 99.8 | DNM2 | NM_001005361.2 | CMT2 and ICMT | 449 | 100.0 | 96.6 | DYNC1H1 | NM_001376.4 | CMT2 | 662 | 100.0 | 99.3 | EGR2 | NM_000399.3 | CMT1, DSN, and CMT4 | 1328 | 100.0 | 100.0 | FAM134B | NM_001034850.2 | HSAN | 296 | 100.0 | 88.5 | FGD4 | NM_139241.2 | CMT4 | 410 | 100.0 | 100.0 | FIG4 | NM_014845.5 | CMT4 | 480 | 100.0 | 100.0 | GAN | NM_022041.3 | GAN | 472 | 100.0 | 93.1 | GARS | NM_002047.2 | CMT2, dHMN | 427 | 100.0 | 92.9 | GDAP1 | NM_001040875.2 | CMT2, CMT4, and ICMT | 591 | 100.0 | 100.0 | GJB1 | NM_000166.5 | CMTX | 513 | 100.0 | 98.0 | HK1 | NM_033500.2 | CMT4 | 654 | 100.0 | 95.9 | HSPB1 | NM_001540.3 | CMT2 and dHMN | 429 | 100.0 | 80.4 | HSPB3 | NM_006308.2 | dHMN | 535 | 100.0 | 100.0 | HSPB8 | NM_014365.2 | CMT2 and dHMN | 536 | 100.0 | 96.9 | IGHMBP2 | NM_002180.2 | dHMN | 540 | 100.0 | 99.2 | IKBKAP | NM_003640.3 | HSAN | 488 | 100.0 | 99.8 | KIF1B | NM_015074.3 | CMT2 | 579 | 99.9 | 98.9 | LITAF | NM_001136472.1 | CMT1 | 454 | 100.0 | 90.0 | LMNA | NM_170708.3 | CMT2 | 533 | 100.0 | 93.8 | MED25 | NM_030973.3 | CMT2 | 476 | 100.0 | 84.4 | MFN2 | NM_001127660.1 | CMT2 | 602 | 100.0 | 99.3 | MPZ | NM_000530.6 | CMT1, CMT2, ICMT, and DSN | 417 | 100.0 | 82.2 | MTMR2 | NM_016156.5 | CMT4 | 338 | 100.0 | 97.5 | NDRG1 | NM_001135242.1 | CMT4 | 501 | 100.0 | 97.2 | NEFL | NM_006158.4 | CMT1 and CMT2 | 439 | 100.0 | 98.5 | NGF | NM_002506.2 | HSAN | 475 | 100.0 | 87.8 | NTRK1 | NM_001012331.1 | HSAN | 528 | 100.0 | 85.8 | PLEKHG5 | NM_001042664.1 | ICMT and dHMN | 463 | 99.5 | 95.2 | PMP22 | NM_153322.2 | CMT1, DSN, and HNPP | 597 | 100.0 | 100.0 | POLG | NM_001126131.1 | CMT associated [21, 22] | 485 | 100.0 | 95.5 | PRPS1 | NM_002764.3 | CMTX | 373 | 100.0 | 99.0 | PRX | NM_181882.2 | CMT4 and DSN | 966 | 100.0 | 100.0 | RAB7 | NM_004637.5 | CMT2 | 486 | 100.0 | 98.4 | REEP1 | NM_001164731.1 | dHMN | 476 | 100.0 | 95.5 | SBF2 | NM_030962.3 | CMT4 | 443 | 100.0 | 97.4 | SEPT9 | NM_001113493.1 | HNA | 449 | 100.0 | 86.3 | SETX | NM_015046.5 | dHMN | 566 | 100.0 | 99.4 | SH3TC2 | NM_024577.3 | CMT4 | 506 | 100.0 | 100.0 | SLC12A6 | NM_001042497.1 | ACCPN | 760 | 100.0 | 99.3 | SOD1 | NM_000454.4 | CMT associated [19] | 485 | 100.0 | 100.0 | SOX10 | NM_006941.3 | PCWH | 311 | 98.8 | 77.5 | SPTLC1 | NM_001281303.1 | HSAN | 449 | 100.0 | 95.7 | TRPV4 | NM_001177428.1 | CMT2 and dHMN | 454 | 100.0 | 100.0 | WNK1 | NM_014823.2 | HSAN | 883 | 100.0 | 99.1 | YARS | NM_003680.3 | ICMT | 475 | 100.0 | 95.0 |
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ACCPN = agenesis of the corpus callosum with peripheral neuropathy; CCFDN = cataract, congenital, with facial dysmorphism and neuropathy; CMT1 = demyelinating Charcot-Marie-Tooth disease with autosomal dominant inheritance; CMT2 = axonal Charcot-Marie-Tooth disease; CMT4 = demyelinating Charcot-Marie-Tooth disease with autosomal recessive inheritance; CMTX = Charcot-Marie-Tooth disease, X-linked inheritance; dHMN = distal hereditary motor neuronopathy; DSN = Dejerine-Sottas neuropathy; GAN = giant axonal neuropathy; HNPP = hereditary neuropathy with liability to pressure palsies; HSAN = hereditary sensory and autonomic neuropathies; ICMT = intermediate Charcot-Marie-Tooth disease; NCV = nerve conduction velocity; PCWH = peripheral demyelinating neuropathy, central dysmyelination.
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