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NMR structure of the Anemonia erythraea AeTX-K toxin
Authors
Qasim, A., Qassem, N., Chill, J.H.
Assembly
Kappa-actitoxin-Aer3a
Entity
1. Kappa-actitoxin-Aer3a (polymer, Thiol state: all disulfide bound), 34 monomers, 3990.673 Da Detail

ACKDYLPKSE CTQFRCRTSM KYKYTNCKKT CGTC


Formula weight
3990.673 Da
Entity Connection
disulfide 3 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS2:SG1:CYS34:SG
2disulfidesing1:CYS11:SG1:CYS27:SG
3disulfidesing1:CYS16:SG1:CYS31:SG

Source organism
Anemonia erythraea
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chemcal Shifts
1H: 196, 13C: 42, 15N: 29 assignments Detail
IDEntity IDSeq IDComp IDAtom IDAtom typeValVal errAmbig. code
111ALACBC19.30.11
212CYSHAH4.8580.011
312CYSHB2H3.2780.012
412CYSHB3H2.9580.012
512CYSCAC54.80.11
612CYSCBC360.11
713LYSHH8.2380.011
813LYSHAH4.5780.011
913LYSHB2H1.6980.012
1013LYSHB3H1.8280.012
1113LYSHG3H1.3980.012
1213LYSHD3H1.0980.012
1313LYSHE3H2.9980.012
1413LYSCAC54.80.11
1513LYSCBC35.50.11
1613LYSNN125.20.11
1714ASPHH8.6480.011
1814ASPHAH4.9280.011
1914ASPHB2H3.2280.012
2014ASPHB3H2.7380.012
2114ASPCAC54.40.11
2214ASPNN121.10.11
2315TYRHH8.7080.011
2415TYRHAH4.7980.011
2515TYRHB2H3.3980.012
2615TYRHB3H3.1180.012
2715TYRHD2H7.2380.013
2815TYRHE2H6.9180.013
2915TYRCAC57.70.11
3015TYRNN121.50.11
3116LEUHH7.1380.011
3216LEUHAH4.7580.011
3316LEUHB2H1.5880.012
3416LEUHB3H1.7580.012
3516LEUHGH1.5080.011
3616LEUHD11H0.9680.012
3716LEUHD12H0.9680.012
3816LEUHD13H0.9680.012
3916LEUHD21H0.9280.012
4016LEUHD22H0.9280.012
4116LEUHD23H0.9280.012
4216LEUCAC51.80.11
4316LEUNN118.70.11
4417PROHAH4.5080.011
4517PROHB2H2.0280.012
4617PROHB3H2.5180.012
4717PROHG2H2.0780.012
4817PROHG3H2.0780.012
4917PROHD2H3.4580.012
5017PROHD3H3.7580.012
5117PROCAC60.70.11
5218LYSHH8.4780.011
5318LYSHAH4.1280.011
5418LYSHB2H1.8680.012
5518LYSHB3H1.9480.012
5618LYSHG3H1.7480.012
5718LYSHD3H1.5580.012
5818LYSHE3H3.3580.012
5918LYSCAC58.50.11
6018LYSNN122.60.11
6119SERHH8.1380.011
6219SERHAH4.0680.011
6319SERHB2H3.8980.012
6419SERHB3H3.9680.012
6519SERCAC60.20.11
6619SERCBC62.10.11
6719SERNN110.90.11
68110GLUHH7.7980.011
69110GLUHAH4.4380.011
70110GLUHB2H2.2780.012
71110GLUHB3H2.1280.012
72110GLUHG2H2.4780.012
73110GLUHG3H2.3880.012
74110GLUCAC55.80.11
75110GLUNN117.80.11
76111CYSHH7.6280.011
77111CYSHAH5.1380.011
78111CYSHB2H2.8280.012
79111CYSHB3H2.8880.012
80111CYSCAC52.30.11
81111CYSNN119.90.11
82112THRHH6.9480.011
83112THRHAH4.5680.011
84112THRHBH4.6480.011
85112THRHG21H1.2180.011
86112THRHG22H1.2180.011
87112THRHG23H1.2180.011
88112THRCAC59.60.11
89112THRCBC70.90.11
90112THRNN110.10.11
91113GLNHH8.9680.011
92113GLNHAH3.8580.011
93113GLNHB2H2.1680.012
94113GLNHB3H2.0380.012
95113GLNHG3H2.4880.012
96113GLNHE21H7.6680.012
97113GLNHE22H6.7480.012
98113GLNCAC590.11
99113GLNNN120.60.11
100114PHEHH8.4080.011
101114PHEHAH4.1780.011
102114PHEHB2H3.2980.012
103114PHEHB3H2.8180.012
104114PHEHD2H7.1280.013
105114PHEHE2H7.3380.013
106114PHEHZH7.3380.011
107114PHECAC61.30.11
108114PHENN118.20.11
109115ARGHH7.5880.011
110115ARGHAH3.6580.011
111115ARGHB2H1.6380.012
112115ARGHB3H1.8580.012
113115ARGHG2H1.2780.012
114115ARGHG3H1.3580.012
115115ARGHD2H2.0480.012
116115ARGHD3H2.5680.012
117115ARGCAC59.20.11
118115ARGNN120.50.11
119116CYSHH8.1080.011
120116CYSHAH4.1880.011
121116CYSHB2H3.0180.012
122116CYSHB3H3.1980.012
123116CYSCAC56.30.11
124116CYSNN115.30.11
125117ARGHH7.4880.011
126117ARGHAH4.2180.011
127117ARGHB2H1.7280.012
128117ARGHB3H1.8480.012
129117ARGHG3H1.6280.012
130117ARGHD3H3.1880.012
131117ARGHEH7.3080.011
132117ARGCAC57.50.11
133117ARGNN1130.11
134118THRHH7.3180.011
135118THRHAH4.3680.011
136118THRHBH4.0680.011
137118THRHG21H0.8280.011
138118THRHG22H0.8280.011
139118THRHG23H0.8280.011
140118THRCAC62.40.11
141118THRCBC71.30.11
142118THRNN1060.11
143119SERHH7.9880.011
144119SERHAH5.0980.011
145119SERHB2H4.0580.012
146119SERHB3H3.9880.012
147119SERCAC56.10.11
148119SERNN116.80.11
149120METHAH4.4980.011
150120METHB2H2.2580.012
151120METHB3H2.3080.012
152120METHG2H2.9780.012
153120METHG3H2.7780.012
154120METHE1H2.0580.011
155120METHE2H2.0580.011
156120METHE3H2.0580.011
157120METCAC58.20.11
158121LYSHH8.4280.011
159121LYSHAH4.2980.011
160121LYSHB2H1.7080.012
161121LYSHB3H1.1080.012
162121LYSHG3H1.6280.012
163121LYSHD3H1.3680.012
164121LYSHE3H2.9780.012
165121LYSCAC56.90.11
166122TYRHH7.9780.011
167122TYRHAH3.9680.011
168122TYRHB2H2.7180.012
169122TYRHB3H3.0580.012
170122TYRHD2H7.5180.013
171122TYRHE2H6.9180.013
172122TYRCAC63.40.11
173122TYRNN119.80.11
174123LYSHH8.1180.011
175123LYSHAH3.9680.011
176123LYSHB2H1.6180.012
177123LYSHB3H2.2780.012
178123LYSHG2H0.2780.012
179123LYSHG3H0.8380.012
180123LYSHD2H1.6980.012
181123LYSHD3H1.4380.012
182123LYSHE3H2.7080.012
183123LYSCAC630.11
184123LYSNN117.60.11
185124TYRHH8.0780.011
186124TYRHAH4.5680.011
187124TYRHB2H2.9280.012
188124TYRHB3H3.2980.012
189124TYRHD2H7.3980.013
190124TYRHE2H6.9980.013
191124TYRCAC58.70.11
192124TYRNN107.70.11
193125THRHH7.3180.011
194125THRHAH4.6380.011
195125THRHBH4.3680.011
196125THRHG21H1.1980.011
197125THRHG22H1.1980.011
198125THRHG23H1.1980.011
199125THRCAC650.11
200125THRCBC69.70.11
201125THRNN1130.11
202126ASNHH8.0680.011
203126ASNHAH4.8380.011
204126ASNHB2H2.7980.012
205126ASNHB3H2.4080.012
206126ASNHD21H7.020.012
207126ASNCAC56.40.11
208126ASNNN116.80.11
209127CYSHH8.2780.011
210127CYSHAH5.3580.011
211127CYSHB2H2.9580.012
212127CYSHB3H3.1380.012
213127CYSCAC53.20.11
214127CYSNN119.60.11
215128LYSHH8.8780.011
216128LYSHAH3.8080.011
217128LYSHB2H1.7780.012
218128LYSHB3H1.8680.012
219128LYSHG3H1.6080.012
220128LYSHD3H1.4380.012
221128LYSHE2H3.130.012
222128LYSHE3H3.0580.012
223128LYSCAC60.10.11
224128LYSNN118.90.11
225129LYSHH7.3680.011
226129LYSHAH4.1280.011
227129LYSHB3H1.8280.012
228129LYSHG3H1.6580.012
229129LYSHD3H1.3580.012
230129LYSHE3H2.9980.012
231129LYSCAC59.20.11
232129LYSNN116.50.11
233130THRHH10.4980.011
234130THRHAH3.7980.011
235130THRHBH3.9880.011
236130THRHG21H1.1180.011
237130THRHG22H1.1180.011
238130THRHG23H1.1180.011
239130THRCAC68.20.11
240130THRCBC67.80.11
241130THRNN1230.11
242131CYSHH8.7680.011
243131CYSHAH4.8680.011
244131CYSHB2H3.2480.012
245131CYSHB3H2.9580.012
246131CYSCAC55.10.11
247131CYSNN113.30.11
248132GLYHH7.7280.011
249132GLYHA2H4.0780.012
250132GLYHA3H4.2480.012
251132GLYCAC47.10.11
252132GLYNN110.20.11
253133THRHH9.0080.011
254133THRHAH4.5180.011
255133THRHBH4.6380.011
256133THRHG21H0.7480.011
257133THRHG22H0.7480.011
258133THRHG23H0.7480.011
259133THRCAC62.40.11
260133THRCBC67.90.11
261133THRNN111.50.11
262134CYSHH7.7080.011
263134CYSHAH4.2880.011
264134CYSHB2H3.2080.012
265134CYSHB3H3.2080.012
266134CYSCAC58.90.11
267134CYSNN123.50.11

Release date
2021-05-19
Citation
Selective block of human Kv1.1 channels and an epilepsy-associated gain-of-function mutation by AETX-K peptide
Zhao, R., Qasim, A., Sophanpanichkul, P., Dai, H., Nayak, M., Sher, I., Chill, J., Goldstein, S.
FASEB J. (2024), 38, e23381-e23381, PubMed 38102952 , DOI 10.1096/fj.202302061R ,
Related entities 1. Kappa-actitoxin-Aer3a, : 1 : 1 : 31 entities Detail
Experiments performed 7 experiments Detail
Chemical shift validation 3 contents Detail
Keywords Sea anemone Kv channel blockers, TOXIN