MYBPC3 variants in HCM cohorts


The table below lists the 636 rare (MAF<0.0001 in ExAC) protein-altering MYBPC3 variants identified in a cohort of 3267 HCM patients. When this rare variant frequency of 0.19467 is compared with a background population rate of 0.01970, there is a statistically significant case excess of 0.17497 (p<0.0001), which suggests that approximately 572 of these variants may be pathogenic.


Variant Type:      All protein-altering variants     -     Truncating variants     -     Non-Truncating variants
Source:      Combined (OMGL + LMM)     -     OMGL     -     LMM



No. Variant (CDS) Variant (Protein) Variant Type Cases (3267)OMGL class ExAC frequency
1. c.1504C>T p.R502Wmissense 59Pathogenic0.000024
2. c.772G>A p.E258Kmissense 47Pathogenic0.000039
3. c.2373_2374insG p.Trp792ValfsTer41frameshift 40Pathogenic0.000037
4. c.1624G>C p.E542Qmissense 24Pathogenic0.000024
5. c.655G>C p.V219Lmissense 18Likely Pathogenic0.000000
6. c.2096delC frameshift 15Pathogenic0.000000
7. c.3226_3227insT frameshift 12Pathogenic0.000000
8. c.2827C>T p.R943Xnonsense 11Pathogenic0.000017
9. c.2429G>A p.R810Hmissense 11VUS0.000033
10. c.1483C>G p.R495Gmissense 10Likely Pathogenic0.000000
11. c.1928-2A>G essential splice site 10Pathogenic0.000000
12. c.3613C>T p.R1205Wmissense 10Likely Pathogenic0.000016
13. c.3771C>A p.N1257Kmissense 9Likely Pathogenic0.000000
14. c.2864_2865delCT frameshift 8Pathogenic0.000000
15. c.927-2A>G essential splice site 8Pathogenic0.000000
16. c.2604_2605delinsA p.S871fsframeshift 8Pathogenic0.000000
17. c.2490_2491insT p.His831SerfsTer2frameshift 7Pathogenic0.000024
18. c.3190+2T>G essential splice site 7Pathogenic0.000016
19. c.3627+1G>A essential splice site 6Pathogenic0.000000
20. c.3065G>C p.R1022Pmissense 5Likely Pathogenic0.000025
21. c.2308G>A p.D770Nmissense 5Likely Pathogenic0.000008
22. c.2459G>A p.R820Qmissense 5VUS0.000016
23. c.2610delC frameshift 5Pathogenic0.000000
24. c.2267delC frameshift 5Pathogenic0.000000
25. c.2556_2557delinsTCT p.Gly853fsframeshift 4Pathogenic0.000000
26. c.3798C>G p.C1266Wmissense 4VUS0.000000
27. c.1484G>A p.R495Qmissense 4Likely Pathogenic0.000008
28. c.3697C>T p.Q1233Xnonsense 4Likely Pathogenic0.000008
29. c.3163A>T p.K1055Xnonsense 4Pathogenic0.000000
30. c.484C>T p.Q162Xnonsense 4Pathogenic0.000000
31. c.821+2T>C essential splice site 4Pathogenic0.000000
32. c.442G>A p.G148Rmissense 4Likely Pathogenic0.000042
33. c.3277G>T p.G1093Cmissense 3VUS0.000020
34. c.3181C>T p.Q1061Xnonsense 3Pathogenic0.000016
35. c.1720C>T p.R574Wmissense 3VUS0.000054
36. c.3129C>A p.Y1043Xnonsense 3Pathogenic0.000000
37. c.2309-1G>A essential splice site 3Pathogenic0.000000
38. c.3763G>A p.A1255Tmissense 3VUS0.000075
39. c.2545del p.Val849Serfs*30frameshift 3Pathogenic0.000000
40. c.3286G>T p.E1096Xnonsense 3Pathogenic0.000000
41. c.2210C>T p.T737Mmissense 3VUS0.000050
42. c.710A>C p.Y237Smissense 3Likely Pathogenic0.000000
43. c.2905+1G>A essential splice site 3Pathogenic0.000000
44. c.1123G>A p.V375Mmissense 3VUS0.000009
45. c.3408C>A p.Y1136Xnonsense 3Pathogenic0.000000
46. c.3600_3609delCTGCTGTGCT frameshift 3Pathogenic0.000000
47. c.2573G>A p.S858Nmissense 2Likely Pathogenic0.000000
48. c.3455_3466del p.Ala1152_Lys1155delinframe 2Likely Pathogenic0.000000
49. c.557C>T p.P186Lmissense 2VUS0.000047
50. c.3271del p.Asp1091Metfs*98frameshift 2Pathogenic0.000000
51. c.177_187del p.Glu60AlafsX49frameshift 2Pathogenic0.000000
52. c.443dup p.Ala149Serfs*4frameshift 2Pathogenic0.000000
53. c.2219G>C p.G740Amissense 2VUS0.000000
54. c.3470C>T p.P1157Lmissense 2VUS0.000093
55. c.2905C>T p.Q969Xnonsense 2Pathogenic0.000000
56. c.1828G>A p.D610Nmissense 2VUS0.000000
57. c.2432A>G p.K811Rmissense 2VUS0.000000
58. c.747C>A p.C249Xnonsense 2Pathogenic0.000000
59. c.3751T>C p.Y1251Hmissense 2VUS0.000000
60. c.1505G>A p.R502Qmissense 2Pathogenic0.000000
61. c.25+1G>A essential splice site 2Pathogenic0.000000
62. c.1886T>C p.L629Pmissense 2VUS0.000000
63. c.3005G>A p.R1002Qmissense 2VUS0.000046
64. c.833delG p.Gly278GlufsX22frameshift 2Pathogenic0.000000
65. c.2300A>G p.K767Rmissense 2VUS0.000016
66. c.1483C>T p.R495Wmissense 2Likely Pathogenic0.000000
67. c.818G>A p.R273Hmissense 2VUS0.000042
68. c.2308+1G>A essential splice site 2Pathogenic0.000000
69. c.3582_3593delGGGCTACACTGC inframe 2Likely Pathogenic0.000000
70. c.2526C>G p.Y842Xnonsense 2Pathogenic0.000000
71. c.3627+1G>T essential splice site 2Pathogenic0.000000
72. c.3752A>G p.Y1251Cmissense 2VUS0.000000
73. c.126G>A p.W42Xnonsense 2Pathogenic0.000000
74. c.2905+2dup essential splice site 2Likely Pathogenic0.000000
75. c.2524dup p.Tyr842Leufs*42frameshift 2Pathogenic0.000000
76. c.844C>T p.R282Wmissense 1Likely Pathogenic0.000000
77. c.1021G>C p.G341Rmissense 1VUS0.000000
78. c.811_817delTTCCGCC frameshift 1Pathogenic0.000000
79. c.506-1G>A essential splice site 1Pathogenic0.000000
80. c.932C>A p.S311Xnonsense 1Pathogenic0.000000
81. c.2198G>A p.R733Hmissense 1VUS0.000034
82. c.3676C>T p.R1226Cmissense 1VUS0.000058
83. c.1624+1G>A essential splice site 1Pathogenic0.000000
84. c.2249C>T p.T750Mmissense 1Likely Pathogenic0.000024
85. c.1090+2T>C essential splice site 1Pathogenic0.000000
86. c.365C>A p.A122Dmissense 1VUS0.000000
87. c.1999_2000delinsG p.Leu667AspfsX15frameshift 1Pathogenic0.000000
88. c.701C>A p.T234Nmissense 1Likely Pathogenic0.000000
89. c.1377delC frameshift 1Pathogenic0.000000
90. c.2584C>T p.Q862Xnonsense 1Pathogenic0.000000
91. c.3316del p.Asp1106Thrfs*83frameshift 1Pathogenic0.000000
92. c.2738-2A>G essential splice site 1Pathogenic0.000000
93. c.1213A>G p.M405Vmissense 1VUS0.000000
94. c.211_212delinsTA p.Val71*frameshift 1Pathogenic0.000000
95. c.2968C>G p.P990Amissense 1Likely Pathogenic0.000000
96. c.1405C>T p.Q469Xnonsense 1Pathogenic0.000000
97. c.2502del p.Arg835Alafs*2frameshift 1Pathogenic0.000000
98. c.1756C>G p.P586Amissense 1Likely Pathogenic0.000000
99. c.2603-2_2603-1delinsGA essential splice site 1Pathogenic0.000000
100. c.1090+1G>A essential splice site 1Pathogenic0.000000
101. c.1266_1267insTGAT p.Ile423*frameshift 1Pathogenic0.000000
102. c.3614G>A p.R1205Qmissense 1VUS0.000016
103. c.1457G>A p.W486Xnonsense 1Pathogenic0.000000
104. c.1072G>A p.D358Nmissense 1VUS0.000008
105. c.3316G>A p.D1106Nmissense 1VUS0.000061
106. c.3572C>T p.S1191Lmissense 1VUS0.000016
107. c.2504G>T p.R835Lmissense 1Likely Pathogenic0.000074
108. c.982delG frameshift 1Pathogenic0.000000
109. c.711C>A p.Y237Xnonsense 1Pathogenic0.000000
110. c.2304_2308+2delCATCGGT essential splice site 1Pathogenic0.000000
111. c.821+1G>A essential splice site 1Pathogenic0.000043
112. c.373G>T p.A125Smissense 1VUS0.000000
113. c.2030C>T p.P677Lmissense 1VUS0.000000
114. c.3728C>G p.P1243Rmissense 1VUS0.000000
115. c.631G>A p.D211Nmissense 1VUS0.000009
116. c.1120C>T p.Q374Xnonsense 1Pathogenic0.000000
117. c.49C>T p.R17Wmissense 1VUS0.000023
118. c.1021_1028del p.Gly341*frameshift 1Pathogenic0.000000
119. c.2789del p.Leu930Argfs*2frameshift 1Pathogenic0.000000
120. c.255del p.Ser86Profs*10frameshift 1Pathogenic0.000000
121. c.1456T>G p.W486Gmissense 1VUS0.000000
122. c.553_562del p.Lys185Trpfs*12frameshift 1Pathogenic0.000000
123. c.3334_3351del p.Trp1112_Glu1117delinframe 1Likely Pathogenic0.000000
124. c.2708G>A p.G903Dmissense 1Likely Pathogenic0.000000
125. c.1112C>T p.P371Lmissense 1VUS0.000028
126. c.121dup p.Arg41Profs*8frameshift 1Pathogenic0.000000
127. c.2834G>A p.R945Qmissense 1VUS0.000000
128. c.1303C>T p.Q435Xnonsense 1Pathogenic0.000000
129. c.2512dup p.Glu838Glyfs*46frameshift 1Pathogenic0.000000
130. c.3624delC frameshift 1Pathogenic0.000000
131. c.1523_1525delinsT p.Gln508Leufs*22frameshift 1Pathogenic0.000000
132. c.2054_2067+11del p.Lys685Argfs*3frameshift 1Pathogenic0.000000
133. c.1359del p.Val454Cysfs*12frameshift 1Pathogenic0.000000
134. c.1223+2T>C essential splice site 1Pathogenic0.000000
135. c.3605delG frameshift 1Pathogenic0.000000
136. c.2909G>A p.R970Qmissense 1Likely Pathogenic0.000032
137. c.2534_2538delGCGTC frameshift 1Pathogenic0.000000
138. c.3064C>T p.R1022Cmissense 1VUS0.000008
139. c.1021G>A p.G341Smissense 1VUS0.000025
140. c.2558delG frameshift 1Pathogenic0.000000
141. c.1201C>T p.Q401Xnonsense 1Pathogenic0.000000
142. c.146_148delTCA p.Ile49delinframe 1VUS0.000039
143. c.799C>G p.L267Vmissense 1VUS0.000080
144. c.1841A>G p.Y614Cmissense 1VUS0.000000
145. c.2449C>T p.R817Wmissense 1VUS0.000000
146. c.459delC frameshift 1Pathogenic0.000000
147. c.2197C>T p.R733Cmissense 1Likely Pathogenic0.000085
148. c.187C>T p.R63Wmissense 1VUS0.000077
149. c.1471G>A p.V491Mmissense 1VUS0.000058
150. c.655-2del essential splice site 1Pathogenic0.000000
151. c.3656T>C p.L1219Pmissense 1VUS0.000000
152. c.3364A>T p.T1122Smissense 1Likely Pathogenic0.000000
153. c.1080G>C p.K360Nmissense 1VUS0.000000
154. c.3792_3793del p.Cys1264*frameshift 1Likely Pathogenic0.000000
155. c.1790G>A p.R597Qmissense 1VUS0.000000
156. c.351_352del p.Gly118Argfs*8frameshift 1Pathogenic0.000000
157. c.3256T>C p.W1086Rmissense 1VUS0.000000
158. c.177dup p.Glu60Argfs*53frameshift 1Pathogenic0.000000
159. c.2953A>G p.K985Emissense 1Pathogenic0.000000
160. c.1351+1G>A essential splice site 1Pathogenic0.000000
161. c.391dup p.Ala131Glyfs*22frameshift 1Pathogenic0.000000
162. c.3297dup p.Tyr1100Valfs*49frameshift 1Pathogenic0.000000
163. c.2149_2737del p.Leu717Alafs*11frameshift 1Pathogenic0.000000
164. c.1153G>A p.V385Mmissense 1VUS0.000010
165. c.2188del p.Thr730Profs*24frameshift 1Pathogenic0.000000
166. c.1404del p.Gln469Serfs*19frameshift 1Pathogenic0.000000
167. c.1731G>C p.W577Cmissense 1VUS0.000000
168. c.3257G>A p.W1086Xnonsense 1Pathogenic0.000021
169. c.1455A>T p.K485Nmissense 1VUS0.000000
170. c.3452C>T p.A1151Vmissense 1VUS0.000078
171. c.1231A>G p.I411Vmissense 1VUS0.000000
172. c.1037G>A p.R346Hmissense 1VUS0.000000
173. c.2953A>T p.K985Xnonsense 1Pathogenic0.000000
174. c.2503C>T p.R835Cmissense 1VUS0.000024
175. c.532G>A p.V178Mmissense 1VUS0.000020
176. c.3811C>T p.R1271Xnonsense 1VUS0.000025
177. c.2873C>T p.T958Imissense 1VUS0.000065
178. c.2265C>A p.N755Kmissense 1Pathogenic0.000000
179. c.1097A>C p.Q366Pmissense 1VUS0.000000
180. c.*26+2T>C essential splice site 1Likely Pathogenic0.000000
181. c.188G>A p.R63Qmissense 1VUS0.000039
182. c.731del p.Lys244Argfs*56frameshift 1Pathogenic0.000000
183. c.3614G>C p.R1205Pmissense 1Likely Pathogenic0.000000
184. c.1685C>T p.A562Vmissense 1VUS0.000008
185. c.3330+1G>C essential splice site 1Pathogenic0.000000
186. c.1A>T p.Met1?missense 1Likely Pathogenic0.000000
187. c.821+2T>G essential splice site 1Pathogenic0.000000
188. c.2748G>A p.W916Xnonsense 1Pathogenic0.000000
189. c.3739G>A p.D1247Nmissense 1VUS0.000000
190. c.1273C>T p.Q425Xnonsense 1Pathogenic0.000000
191. c.241G>T p.V81Fmissense 1VUS0.000000
192. c.3043dup p.Ala1015Glyfs*36frameshift 1Pathogenic0.000000
193. c.1433C>T p.S478Lmissense 1Likely Pathogenic0.000017
194. c.2603-1G>C essential splice site 1Pathogenic0.000000
195. c.2429_2503delins23 p.Arg810Profs*10frameshift 1Pathogenic0.000000
196. c.1797del p.His599Glnfs*3frameshift 1Pathogenic0.000000
197. c.2690_2696del p.Gly897Glufs*25frameshift 1Pathogenic0.000000
198. c.1090+1G>T essential splice site 1Pathogenic0.000000
199. c.2247C>A p.Y749Xnonsense 1Pathogenic0.000000
200. c.1352_1353del p.Glu451Alafs*23frameshift 1Pathogenic0.000000
201. c.3617delG frameshift 1Pathogenic0.000000
202. c.1458G>A p.W486Xnonsense 1Pathogenic0.000000
203. c.3490+1G>A essential splice site 1Pathogenic0.000000
204. c.2065C>T p.Q689Xnonsense 1Pathogenic0.000000
205. c.3373G>A p.V1125Mmissense 1VUS0.000022
206. c.2995-1G>A essential splice site 1Pathogenic0.000000
207. c.994G>A p.E332Kmissense 1VUS0.000009
208. c.743_746delACTG frameshift 1Pathogenic0.000000
209. c.3019T>C p.W1007Rmissense 1VUS0.000000
210. c.3713T>C p.L1238Pmissense 1Likely Pathogenic0.000000
211. c.2269G>A p.V757Mmissense 1VUS0.000066
212. c.1174G>T p.A392Smissense 1VUS0.000000
213. c.148A>G p.S50Gmissense 1VUS0.000038
214. c.772+1G>A essential splice site 1Pathogenic0.000000
215. c.1828G>C p.D610Hmissense 1VUS0.000058
216. c.1789C>T p.R597Wmissense 1VUS0.000038
217. c.256_258del p.Ser86delinframe 1VUS0.000000
218. c.3206C>A p.P1069Hmissense 1Likely Pathogenic0.000000
219. c.1898-1G>A essential splice site 1Pathogenic0.000000
220. c.611_618delinsT p.Gly204Valfs*94frameshift 1Pathogenic0.000000
221. c.3357C>A p.Y1119Xnonsense 1Pathogenic0.000000
222. c.1591G>A p.G531Rmissense 1Likely Pathogenic0.000017
223. c.100_110dup p.Val38Serfs*5frameshift 1Pathogenic0.000000
224. c.1038_1042dupCGGCA frameshift 1Pathogenic0.000008
225. c.2807dup p.Ala938Glyfs*113frameshift 1Pathogenic0.000000
226. c.1291G>A p.D431Nmissense 1VUS0.000028
227. c.2718_2719dup p.Glu907Glyfs*18frameshift 1Pathogenic0.000000
228. c.2371C>T p.Q791Xnonsense 1Pathogenic0.000000
229. c.1569dup p.His524Alafs*7frameshift 1Pathogenic0.000000
230. c.2161_2168del p.Thr721Profs*23frameshift 1Pathogenic0.000000
231. c.1376_1377del p.Pro459Leufs*15frameshift 1Pathogenic0.000000
232. c.2381C>A p.P794Qmissense 1VUS0.000000
233. c.3253G>T p.E1085Xnonsense 1Pathogenic0.000000
234. c.1224-1G>T essential splice site 1Pathogenic0.000000

References

1. Roddy Walsh, Kate L. Thomson, James S. Ware, Birgit H. Funke, Jessica Woodley, Karen J. McGuire, Francesco Mazzarotto, Edward Blair, Anneke Seller, Jenny C. Taylor, Eric V. Minikel, Exome Aggregation Consortium, Daniel G. MacArthur, Martin Farrall, Stuart A. Cook and Hugh Watkins. Reassessment of Mendelian gene pathogenicity using 7,855 cardiomyopathy cases and 60,706 reference samples. Genet Med. 2016 doi:10.1038/gim.2016.90.

2. Alfares AA, Kelly MA, McDermott G, Funke BH, Lebo MS, Baxter SB, Shen J, McLaughlin HM, Clark EH, Babb LJ, Cox SW, DePalma SR, Ho CY, Seidman JG, Seidman CE, Rehm HL. Results of clinical genetic testing of 2,912 probands with hypertrophic cardiomyopathy: expanded panels offer limited additional sensitivity. Genet Med. 2015 Nov;17(11):880-8.