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

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.