KCNQ2 c.997C>T ;(p.R333W)

Variant ID: 20-62070004-G-A

NM_172107.2(KCNQ2):c.997C>T;(p.R333W)

This variant was identified in 24 publications

View GRCh38 version.




Publications:


Use of dual genomic sequencing to screen mitochondrial diseases in pediatrics: a retrospective analysis.

Scientific Reports
Wu, Teng-Hui TH; Peng, Jing J; Yang, Li L; Chen, Yan-Hui YH; Lu, Xiu-Lan XL; Huang, Jiao-Tian JT; You, Jie-Yu JY; Ou-Yang, Wen-Xian WX; Sun, Yue-Yu YY; Xue, Yi-Nan YN; Mao, Xiao X; Yan, Hui-Ming HM; Ren, Rong-Na RN; Xie, Jing J; Chen, Zhi-Heng ZH; Zhang, Victor-Wei VW; Lyu, Gui-Zhen GZ; He, Fang F
Publication Date: 2023-03-14

Variant appearance in text: KCNQ2: 997C>T; R333W
PubMed Link: 36918699
Variant Present in the following documents:
  • 41598_2023_31134_MOESM1_ESM.pdf
View BVdb publication page



Network expansion of genetic associations defines a pleiotropy map of human cell biology.

Nature Genetics
Barrio-Hernandez, Inigo I; Schwartzentruber, Jeremy J; Shrivastava, Anjali A; Del-Toro, Noemi N; Gonzalez, Asier A; Zhang, Qian Q; Mountjoy, Edward E; Suveges, Daniel D; Ochoa, David D; Ghoussaini, Maya M; Bradley, Glyn G; Hermjakob, Henning H; Orchard, Sandra S; Dunham, Ian I; Anderson, Carl A CA; Porras, Pablo P; Beltrao, Pedro P
Publication Date: 2023-02-23

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 36823319
Variant Present in the following documents:
  • 41588_2023_1327_MOESM4_ESM.xlsx, sheet 6
View BVdb publication page



Integrated gene analyses of de novo variants from 46,612 trios with autism and developmental disorders.

Proceedings Of The National Academy Of Sciences Of The United States Of America
Wang, Tianyun T; Kim, Chang N CN; Bakken, Trygve E TE; Gillentine, Madelyn A MA; Henning, Barbara B; Mao, Yafei Y; Gilissen, Christian C; , ; Nowakowski, Tomasz J TJ; Eichler, Evan E EE
Publication Date: 2022-11-15

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 36350923
Variant Present in the following documents:
  • pnas.2203491119.sd01.xlsx, sheet 1
View BVdb publication page



Genetic Testing to Inform Epilepsy Treatment Management From an International Study of Clinical Practice.

Jama Neurology
McKnight, Dianalee D; Morales, Ana A; Hatchell, Kathryn E KE; Bristow, Sara L SL; Bonkowsky, Joshua L JL; Perry, Michael Scott MS; Berg, Anne T AT; Borlot, Felippe F; Esplin, Edward D ED; Moretz, Chad C; Angione, Katie K; Ríos-Pohl, Loreto L; Nussbaum, Robert L RL; Aradhya, Swaroop S; , ; Haldeman-Englert, Chad R CR; Levy, Rebecca J RJ; Parachuri, Venu G VG; Lay-Son, Guillermo G; de Montellano, David J Dávila-Ortiz DJD; Ramirez-Garcia, Miguel Angel MA; Benítez Alonso, Edmar O EO; Ziobro, Julie J; Chirita-Emandi, Adela A; Felix, Temis M TM; Kulasa-Luke, Dianne D; Megarbane, Andre A; Karkare, Shefali S; Chagnon, Sarah L SL; Humberson, Jennifer B JB; Assaf, Melissa J MJ; Silva, Sebastian S; Zarroli, Katherine K; Boyarchuk, Oksana O; Nelson, Gary R GR; Palmquist, Rachel R; Hammond, Katherine C KC; Hwang, Sean T ST; Boutlier, Susan B SB; Nolan, Melinda M; Batley, Kaitlin Y KY; Chavda, Devraj D; Reyes-Silva, Carlos Alberto CA; Miroshnikov, Oleksandr O; Zuccarelli, Britton B; Amlie-Wolf, Louise L; Wheless, James W JW; Seinfeld, Syndi S; Kanhangad, Manoj M; Freeman, Jeremy L JL; Monroy-Santoyo, Susana S; Rodriguez-Vazquez, Natalia N; Ryan, Monique M MM; Machie, Michelle M; Guerra, Patricio P; Hassan, Muhammad Jawad MJ; Candee, Meghan S MS; Bupp, Caleb P CP; Park, Kristen L KL; Muller, Eric E; Lupo, Pamela P; Pedersen, Robert C RC; Arain, Amir M AM; Murphy, Andrea A; Schatz, Krista K; Mu, Weiyi W; Kalika, Paige M PM; Plaza, Lautaro L; Kellogg, Marissa A MA; Lora, Evelyn G EG; Carson, Robert P RP; Svystilnyk, Victoria V; Venegas, Viviana V; Luke, Rebecca R RR; Jiang, Huiyuan H; Stetsenko, Tetiana T; Dueñas-Roque, Milagros M MM; Trasmonte, Joseph J; Burke, Rebecca J RJ; Hurst, Anna C E ACE; Smith, Douglas M DM; Massingham, Lauren J LJ; Pisani, Laura L; Costin, Carrie E CE; Ostrander, Betsy B; Filloux, Francis M FM; Ananth, Amitha L AL; Mohamed, Ismail S IS; Nechai, Alla A; Dao, Jasmin M JM; Fahey, Michael C MC; Aliu, Ermal E; Falchek, Stephen S; Press, Craig A CA; Treat, Lauren L; Eschbach, Krista K; Starks, Angela A; Kammeyer, Ryan R; Bear, Joshua J JJ; Jacobson, Mona M; Chernuha, Veronika V; Meibos, Bailey B; Wong, Kristen K; Sweney, Matthew T MT; Espinoza, A Chris AC; Van Orman, Colin B CB; Weinstock, Arie A; Kumar, Ashutosh A; Soler-Alfonso, Claudia C; Nolan, Danielle A DA; Raza, Muhammad M; Rojas Carrion, Miguel David MD; Chari, Geetha G; Marsh, Eric D ED; Shiloh-Malawsky, Yael Y; Parikh, Sumit S; Gonzalez-Giraldo, Ernesto E; Fulton, Stephen S; Sogawa, Yoshimi Y; Burns, Kaitlyn K; Malets, Myroslava M; Montiel Blanco, Johnny David JD; Habela, Christa W CW; Wilson, Carey A CA; Guzmán, Guillermo G GG; Pavliuk, Mariia M
Publication Date: 2022-10-31

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 36315135
Variant Present in the following documents:
  • jamaneurol-e223651-s001.pdf
View BVdb publication page



Integrating de novo and inherited variants in 42,607 autism cases identifies mutations in new moderate-risk genes.

Nature Genetics
Zhou, Xueya X; Feliciano, Pamela P; Shu, Chang C; Wang, Tianyun T; Astrovskaya, Irina I; Hall, Jacob B JB; Obiajulu, Joseph U JU; Wright, Jessica R JR; Murali, Shwetha C SC; Xu, Simon Xuming SX; Brueggeman, Leo L; Thomas, Taylor R TR; Marchenko, Olena O; Fleisch, Christopher C; Barns, Sarah D SD; Snyder, LeeAnne Green LG; Han, Bing B; Chang, Timothy S TS; Turner, Tychele N TN; Harvey, William T WT; Nishida, Andrew A; O'Roak, Brian J BJ; Geschwind, Daniel H DH; , ; Michaelson, Jacob J JJ; Volfovsky, Natalia N; Eichler, Evan E EE; Shen, Yufeng Y; Chung, Wendy K WK
Publication Date: 2022-09

Variant appearance in text: KCNQ2: 997C>T; R333W
PubMed Link: 35982159
Variant Present in the following documents:
  • 41588_2022_1148_MOESM7_ESM.xlsx, sheet 1
View BVdb publication page



Large-scale discovery of novel neurodevelopmental disorder-related genes through a unified analysis of single-nucleotide and copy number variants.

Genome Medicine
Hamanaka, Kohei K; Miyake, Noriko N; Mizuguchi, Takeshi T; Miyatake, Satoko S; Uchiyama, Yuri Y; Tsuchida, Naomi N; Sekiguchi, Futoshi F; Mitsuhashi, Satomi S; Tsurusaki, Yoshinori Y; Nakashima, Mitsuko M; Saitsu, Hirotomo H; Yamada, Kohei K; Sakamoto, Masamune M; Fukuda, Hiromi H; Ohori, Sachiko S; Saida, Ken K; Itai, Toshiyuki T; Azuma, Yoshiteru Y; Koshimizu, Eriko E; Fujita, Atsushi A; Erturk, Biray B; Hiraki, Yoko Y; Ch'ng, Gaik-Siew GS; Kato, Mitsuhiro M; Okamoto, Nobuhiko N; Takata, Atsushi A; Matsumoto, Naomichi N
Publication Date: 2022-04-26

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 35468861
Variant Present in the following documents:
  • 13073_2022_1042_MOESM2_ESM.xls, sheet 8
View BVdb publication page



KCNQ2-Related Neonatal Epilepsy Treated With Vitamin B6: A Report of Two Cases and Literature Review.

Frontiers In Neurology
Amore, Greta G; Butera, Ambra A; Spoto, Giulia G; Valentini, Giulia G; Saia, Maria Concetta MC; Salpietro, Vincenzo V; Calì, Francesco F; Di Rosa, Gabriella G; Nicotera, Antonio Gennaro AG
Publication Date: 2022

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 35401395
Variant Present in the following documents:
  • Main text
  • fneur-13-826225.pdf
View BVdb publication page



High-throughput evaluation of epilepsy-associated KCNQ2 variants reveals functional and pharmacological heterogeneity.

Jci Insight
Vanoye, Carlos G CG; Desai, Reshma R RR; Ji, Zhigang Z; Adusumilli, Sneha S; Jairam, Nirvani N; Ghabra, Nora N; Joshi, Nishtha N; Fitch, Eryn E; Helbig, Katherine L KL; McKnight, Dianalee D; Lindy, Amanda S AS; Zou, Fanggeng F; Helbig, Ingo I; Cooper, Edward C EC; George, Alfred L AL
Publication Date: 2022-03-08

Variant appearance in text: KCNQ2: R333W
PubMed Link: 35104249
Variant Present in the following documents:
  • jciinsight-7-156314-s077.xlsx, sheet 1
  • jciinsight-7-156314-s080.xlsx, sheet 2
  • jciinsight-7-156314-s075.pdf
  • jciinsight-7-156314-s080.xlsx, sheet 3
  • jciinsight-7-156314-s079.xlsx, sheet 2
  • jciinsight-7-156314-s078.xlsx, sheet 1
  • jciinsight-7-156314-s077.xlsx, sheet 2
  • jciinsight-7-156314-s078.xlsx, sheet 3
  • jciinsight-7-156314-s080.xlsx, sheet 1
  • jciinsight-7-156314-s078.xlsx, sheet 2
  • jciinsight-7-156314-s079.xlsx, sheet 1
  • jciinsight-7-156314-s077.xlsx, sheet 3
View BVdb publication page



Early initial video-electro-encephalography combined with variant location predict prognosis of KCNQ2-related disorder.

Bmc Pediatrics
Xu, Yan Y; Dou, Ya-Lan YL; Chen, Xiang X; Dong, Xin-Ran XR; Wang, Xin-Hua XH; Wu, Bing-Bing BB; Cheng, Guo-Qiang GQ; Zhou, Yuan-Feng YF
Publication Date: 2021-10-28

Variant appearance in text: KCNQ2: R333W
PubMed Link: 34711204
Variant Present in the following documents:
  • Main text
  • 12887_2021_Article_2946.pdf
View BVdb publication page



Targeted sequencing and integrative analysis to prioritize candidate genes in neurodevelopmental disorders.

Molecular Neurobiology
Zhang, Yi Y; Wang, Tao T; Wang, Yan Y; Xia, Kun K; Li, Jinchen J; Sun, Zhongsheng Z
Publication Date: 2021-08

Variant appearance in text: KCNQ2: 997C>T; R333W
PubMed Link: 33860439
Variant Present in the following documents:
  • 12035_2021_2377_MOESM14_ESM.xlsx, sheet 1
View BVdb publication page



De novo mutations in folate-related genes associated with common developmental disorders.

Computational And Structural Biotechnology Journal
Luo, Tengfei T; Li, Kuokuo K; Ling, Zhengbao Z; Zhao, Guihu G; Li, Bin B; Wang, Zheng Z; Wang, Xiaomeng X; Han, Ying Y; Xia, Lu L; Zhang, Yi Y; Zhou, Qiao Q; Fang, Zhenghuan Z; Wang, Yijing Y; Chen, Qian Q; Zhou, Xun X; Pan, Hongxu H; Zhao, Yuwen Y; Wang, Yige Y; Dong, Lijie L; Huang, Yuanfeng Y; Hu, Zhengmao Z; Pan, Qian Q; Xia, Kun K; Li, Jinchen J
Publication Date: 2021

Variant appearance in text: KCNQ2: 997C>T; R333W; rs118192215
PubMed Link: 33777337
Variant Present in the following documents:
  • mmc6.xlsx, sheet 1
View BVdb publication page



Identifying mutation hotspots reveals pathogenetic mechanisms of KCNQ2 epileptic encephalopathy.

Scientific Reports
Zhang, Jiaren J; Kim, Eung Chang EC; Chen, Congcong C; Procko, Erik E; Pant, Shashank S; Lam, Kin K; Patel, Jaimin J; Choi, Rebecca R; Hong, Mary M; Joshi, Dhruv D; Bolton, Eric E; Tajkhorshid, Emad E; Chung, Hee Jung HJ
Publication Date: 2020-03-16

Variant appearance in text: KCNQ2: R333W
PubMed Link: 32179837
Variant Present in the following documents:
  • Main text
  • 41598_2020_61697_MOESM2_ESM.pdf
  • 41598_2020_Article_61697.pdf
View BVdb publication page



Identification of targeted therapy options for gastric adenocarcinoma by comprehensive analysis of genomic data.

Gastric Cancer : Official Journal Of The International Gastric Cancer Association And The Japanese Gastric Cancer Association
Hescheler, Daniel A DA; Plum, Patrick S PS; Zander, Thomas T; Quaas, Alexander A; Korenkov, Michael M; Gassa, Asmae A; Michel, Maximilian M; Bruns, Christiane J CJ; Alakus, Hakan H
Publication Date: 2020-07

Variant appearance in text: KCNQ2: R333W
PubMed Link: 32107691
Variant Present in the following documents:
  • 10120_2020_1045_MOESM1_ESM.xlsx, sheet 2
View BVdb publication page



Diagnostic Yield of Epilepsy Panel Testing in Patients With Seizure Onset Within the First Year of Life.

Frontiers In Neurology
Jang, Se Song SS; Kim, Soo Yeon SY; Kim, Hunmin H; Hwang, Hee H; Chae, Jong Hee JH; Kim, Ki Joong KJ; Kim, Jong-Il JI; Lim, Byung Chan BC
Publication Date: 2019

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 31572294
Variant Present in the following documents:
  • Main text
  • fneur-10-00988.pdf
View BVdb publication page



Possible precision medicine implications from genetic testing using combined detection of sequence and intragenic copy number variants in a large cohort with childhood epilepsy.

Epilepsia Open
Truty, Rebecca R; Patil, Nila N; Sankar, Raman R; Sullivan, Joseph J; Millichap, John J; Carvill, Gemma G; Entezam, Ali A; Esplin, Edward D ED; Fuller, Amy A; Hogue, Michelle M; Johnson, Britt B; Khouzam, Amirah A; Kobayashi, Yuya Y; Lewis, Rachel R; Nykamp, Keith K; Riethmaier, Darlene D; Westbrook, Jody J; Zeman, Michelle M; Nussbaum, Robert L RL; Aradhya, Swaroop S
Publication Date: 2019-09

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 31440721
Variant Present in the following documents:
  • EPI4-4-397-s003.xlsx, sheet 1
View BVdb publication page



Comprehensive analysis of coding variants highlights genetic complexity in developmental and epileptic encephalopathy.

Nature Communications
Takata, Atsushi A; Nakashima, Mitsuko M; Saitsu, Hirotomo H; Mizuguchi, Takeshi T; Mitsuhashi, Satomi S; Takahashi, Yukitoshi Y; Okamoto, Nobuhiko N; Osaka, Hitoshi H; Nakamura, Kazuyuki K; Tohyama, Jun J; Haginoya, Kazuhiro K; Takeshita, Saoko S; Kuki, Ichiro I; Okanishi, Tohru T; Goto, Tomohide T; Sasaki, Masayuki M; Sakai, Yasunari Y; Miyake, Noriko N; Miyatake, Satoko S; Tsuchida, Naomi N; Iwama, Kazuhiro K; Minase, Gaku G; Sekiguchi, Futoshi F; Fujita, Atsushi A; Imagawa, Eri E; Koshimizu, Eriko E; Uchiyama, Yuri Y; Hamanaka, Kohei K; Ohba, Chihiro C; Itai, Toshiyuki T; Aoi, Hiromi H; Saida, Ken K; Sakaguchi, Tomohiro T; Den, Kouhei K; Takahashi, Rina R; Ikeda, Hiroko H; Yamaguchi, Tokito T; Tsukamoto, Kazuki K; Yoshitomi, Shinsaku S; Oboshi, Taikan T; Imai, Katsumi K; Kimizu, Tomokazu T; Kobayashi, Yu Y; Kubota, Masaya M; Kashii, Hirofumi H; Baba, Shimpei S; Iai, Mizue M; Kira, Ryutaro R; Hara, Munetsugu M; Ohta, Masayasu M; Miyata, Yohane Y; Miyata, Rie R; Takanashi, Jun-Ichi JI; Matsui, Jun J; Yokochi, Kenji K; Shimono, Masayuki M; Amamoto, Masano M; Takayama, Rumiko R; Hirabayashi, Shinichi S; Aiba, Kaori K; Matsumoto, Hiroshi H; Nabatame, Shin S; Shiihara, Takashi T; Kato, Mitsuhiro M; Matsumoto, Naomichi N
Publication Date: 2019-06-07

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 31175295
Variant Present in the following documents:
  • 41467_2019_10482_MOESM1_ESM.pdf
View BVdb publication page



The Crossroad of Ion Channels and Calmodulin in Disease.

International Journal Of Molecular Sciences
Urrutia, Janire J; Aguado, Alejandra A; Muguruza-Montero, Arantza A; Núñez, Eider E; Malo, Covadonga C; Casis, Oscar O; Villarroel, Alvaro A
Publication Date: 2019-01-18

Variant appearance in text: KCNQ2: R333W
PubMed Link: 30669290
Variant Present in the following documents:
  • Main text
  • ijms-20-00400.pdf
View BVdb publication page



Reduced axonal surface expression and phosphoinositide sensitivity in Kv7 channels disrupts their function to inhibit neuronal excitability in Kcnq2 epileptic encephalopathy.

Neurobiology Of Disease
Kim, Eung Chang EC; Zhang, Jiaren J; Pang, Weilun W; Wang, Shuwei S; Lee, Kwan Young KY; Cavaretta, John P JP; Walters, Jennifer J; Procko, Erik E; Tsai, Nien-Pei NP; Chung, Hee Jung HJ
Publication Date: 2018-10

Variant appearance in text: Kv7.2: R333W
PubMed Link: 30008368
Variant Present in the following documents:
  • Main text
View BVdb publication page



Optimizing genomic medicine in epilepsy through a gene-customized approach to missense variant interpretation.

Genome Research
Traynelis, Joshua J; Silk, Michael M; Wang, Quanli Q; Berkovic, Samuel F SF; Liu, Liping L; Ascher, David B DB; Balding, David J DJ; Petrovski, Slavé S
Publication Date: 2017-10

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 28864458
Variant Present in the following documents:
  • supp_gr.226589.117_Supplemental_Data_S1.xlsx, sheet 1
View BVdb publication page



Sources of discordance among germ-line variant classifications in ClinVar.

Genetics In Medicine : Official Journal Of The American College Of Medical Genetics
Yang, Shan S; Lincoln, Stephen E SE; Kobayashi, Yuya Y; Nykamp, Keith K; Nussbaum, Robert L RL; Topper, Scott S
Publication Date: 2017-10

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 28569743
Variant Present in the following documents:
  • gim201760x7.xlsx, sheet 2
View BVdb publication page



Ion Channel Genes and Epilepsy: Functional Alteration, Pathogenic Potential, and Mechanism of Epilepsy.

Neuroscience Bulletin
Wei, Feng F; Yan, Li-Min LM; Su, Tao T; He, Na N; Lin, Zhi-Jian ZJ; Wang, Jie J; Shi, Yi-Wu YW; Yi, Yong-Hong YH; Liao, Wei-Ping WP
Publication Date: 2017-08

Variant appearance in text: KCNQ2: R333W
PubMed Link: 28488083
Variant Present in the following documents:
  • Main text
View BVdb publication page



Refining the role of de novo protein-truncating variants in neurodevelopmental disorders by using population reference samples.

Nature Genetics
Kosmicki, Jack A JA; Samocha, Kaitlin E KE; Howrigan, Daniel P DP; Sanders, Stephan J SJ; Slowikowski, Kamil K; Lek, Monkol M; Karczewski, Konrad J KJ; Cutler, David J DJ; Devlin, Bernie B; Roeder, Kathryn K; Buxbaum, Joseph D JD; Neale, Benjamin M BM; MacArthur, Daniel G DG; Wall, Dennis P DP; Robinson, Elise B EB; Daly, Mark J MJ
Publication Date: 2017-04

Variant appearance in text: KCNQ2: 997C>T; Arg333Trp
PubMed Link: 28191890
Variant Present in the following documents:
  • NIHMS845776-supplement-4.xlsx, sheet 1
View BVdb publication page



Proteome-wide Structural Analysis of PTM Hotspots Reveals Regulatory Elements Predicted to Impact Biological Function and Disease.

Molecular & Cellular Proteomics : Mcp
Torres, Matthew P MP; Dewhurst, Henry H; Sundararaman, Niveda N
Publication Date: 2016-11

Variant appearance in text: KCNQ2: 997C>T
PubMed Link: 27697855
Variant Present in the following documents:
  • 10.1074_M116.062331_mcp.M116.062331-3.xlsx, sheet 5
  • 10.1074_M116.062331_mcp.M116.062331-3.xlsx, sheet 4
View BVdb publication page



Similar early characteristics but variable neurological outcome of patients with a de novo mutation of KCNQ2.

Orphanet Journal Of Rare Diseases
Milh, Mathieu M; Boutry-Kryza, Nadia N; Sutera-Sardo, Julie J; Mignot, Cyril C; Auvin, Stéphane S; Lacoste, Caroline C; Villeneuve, Nathalie N; Roubertie, Agathe A; Heron, Bénédicte B; Carneiro, Maryline M; Kaminska, Anna A; Altuzarra, Cécilia C; Blanchard, Gaëlle G; Ville, Dorothée D; Barthez, Marie Anne MA; Heron, Delphine D; Gras, Domitille D; Afenjar, Alexandra A; Dorison, Nathalie N; Doummar, Dianne D; Billette de Villemeur, Thierry T; An, Isabelle I; Jacquette, Aurélia A; Charles, Perrine P; Perrier, Julie J; Isidor, Bertrand B; Vercueil, Laurent L; Chabrol, Brigitte B; Badens, Catherine C; Lesca, Gaétan G; Villard, Laurent L
Publication Date: 2013-05-22

Variant appearance in text: KCNQ2: 997C>T; R333W
PubMed Link: 23692823
Variant Present in the following documents:
  • Main text
  • 1750-1172-8-80.pdf
View BVdb publication page