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Solution Structure of Imperatoxin A (IpTxa) from the scorpion P. imperator Determined by 1H-NMR Spectroscopy
Authors
Hemmi, H., Sreekumar, R., Walker, J.W., Valdivia, H.H., Markley, J.L., Westler, W.M.
Assembly
Imperatoxin
Entity
1. Imperatoxin (polymer, Thiol state: all disulfide bound), 33 monomers, 3764.397 Da Detail

GDCLPHLKRC KADNDCCGKK CKRRGTNAEK RCR


Formula weight
3764.397 Da
Source organism
Pandinus imperator
Exptl. method
NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 87.7 %, Completeness (bb): 78.7 % Detail

Polymer type: polypeptide(L)

Total1H13C
All87.7 % (299 of 341)96.6 % (198 of 205)74.3 % (101 of 136)
Backbone78.7 % (129 of 164)95.6 % (65 of 68)66.7 % (64 of 96)
Sidechain97.1 % (201 of 207)97.1 % (133 of 137)97.1 % (68 of 70)
Aromatic50.0 % (2 of 4)100.0 % (2 of 2) 0.0 % (0 of 2)
Methyl92.9 % (13 of 14)85.7 % (6 of 7)100.0 % (7 of 7)

1. Imperatoxin

GDCLPHLKRC KADNDCCGKK CKRRGTNAEK RCR

Sample

Temperature 300 (±0.1) K, pH 2.6 (±0.1)


#NameIsotope labelingTypeConcentration
1Imperatoxin4.0 mM

Release date
2006-01-22
Citation
Solution Structure of Imperatoxin A (IpTxa) from the scorpion P. imperator Determined by 1H-NMR Spectroscopy
Hemmi, H., Sreekumar, R., Walker, J.W., Valdivia, H.H., Markley, J.L., Westler, W.M.
Biochemistry
Related entities 1. Imperatoxin, : 1 : 3 : 8 entities Detail
Experiments performed 7 experiments Detail
Chemical shift validation 3 contents Detail