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NMR STRUCTURE OF A BI-FUNCTIONAL LYSOZYME-PROTEASE INHIBITOR FROM THE DEFENSE GLAND OF COPTOTERMES FORMOSANUS SHIRAKI SOLDIERS
Authors
Negulescu, H., Guo, Y., Garner, T.P., Goodwin, O.Y., Henderson, G.P., Laine, R.A., Macnaughtan, M.A.
Assembly
BI-FUNCTIONAL LYSOZYME-PROTEASE INHIBITOR
Entity
1. BI-FUNCTIONAL LYSOZYME-PROTEASE INHIBITOR (polymer), 75 monomers, 8566.476 Da Detail

MAHHHHHHVD DDDKPEDCQL FCPMIYAPIC ATDGVSQRTF SNPCDLKVYN CWNPDNPYKE VKVGECDDAN KPVPI


Formula weight
8566.476 Da
Source organism
Coptotermes formosanus
Exptl. method
solution NMR
Refine. method
SIMULATED ANNEALING
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 78.7 %, Completeness: 59.5 %, Completeness (bb): 71.2 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All59.5 % (507 of 852)56.3 % (250 of 444)59.5 % (198 of 333)78.7 % (59 of 75)
Backbone71.2 % (309 of 434)70.8 % (102 of 144)70.0 % (156 of 223)76.1 % (51 of 67)
Sidechain51.1 % (251 of 491)49.3 % (148 of 300)51.9 % (95 of 183)100.0 % (8 of 8)
Aromatic47.5 % (38 of 80)47.5 % (19 of 40)46.2 % (18 of 39)100.0 % (1 of 1)
Methyl48.2 % (27 of 56)46.4 % (13 of 28)50.0 % (14 of 28)

1. Lyso-Prot Inhib

MAHHHHHHVD DDDKPEDCQL FCPMIYAPIC ATDGVSQRTF SNPCDLKVYN CWNPDNPYKE VKVGECDDAN KPVPI

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5, Details 1.0 mM TFP4 protein, 50 mM potassium phosphate, 50 mM sodium chlorid


#NameIsotope labelingTypeConcentration
1Lyso-Prot_Inhib[U-13C; U-15N]1.0 mM
2potassium phosphatenatural abundance50 mM
3sodium chloridenatural abundance50 mM
4D2O[U-99% 2H]10 %
5DSSnatural abundance0.01 %
6H2Onatural abundance90 %

LACS Plot; CA
Referencing offset: -0.43 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.43 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: 0.04 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: 0.29 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 10 models in PDB: 2M25, Strand ID: A Detail


Release date
2013-11-25
Related entities 1. BI-FUNCTIONAL LYSOZYME-PROTEASE INHIBITOR, : 1 : 8 entities Detail
Experiments performed 14 experiments Detail
NMR combined restraints 4 contents Detail
Keywords CHYMOTRYPSIN, DEFENSE GLAND, ELATASE, INSECT, KAZAL-TYPE, LYSOZYME, SECRETION, SERINE PROTEASE INHIBITOR, SOLDIER, TERMITE