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

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.