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NMR Solution structure of a diflavin flavoprotein A3 from Nostoc sp. PCC 7120, Northeast Structural Genomics Consortium Target NsR431C
Authors
Swapna, G., Ciccosanti, C., Wang, D., Jiang, M., Xiao, R., Acton, T., Everett, J., Nair, R., Montelione, G.
Assembly
NsR431C
Entity
1. NsR431C (polymer, Thiol state: not present), 154 monomers, 16457.33 Da Detail

SIGVFYVSEY GYSDRLAQAI INGITKTGVG VDVVDLGAAV DLQELRELVG RCTGLVIGMS PAASAASIQG ALSTILGSVN EKQAVGIFET GGGDDEPIDP LLSKFRNLGL TTAFPAIRIK QTPTENTYKL CEEAGTDLGQ WVTRDRLEHH HHHH


Formula weight
16457.33 Da
Source organism
Nostoc sp. PCC 7120 = FACHB-418
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 97.4 %, Completeness: 93.3 %, Completeness (bb): 94.7 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All93.3 % (1579 of 1692)93.3 % (806 of 864)92.5 % (618 of 668)96.9 % (155 of 160)
Backbone94.7 % (866 of 914)96.0 % (308 of 321)93.5 % (415 of 444)96.0 % (143 of 149)
Sidechain91.4 % (835 of 914)90.6 % (492 of 543)92.2 % (332 of 360)100.0 % (11 of 11)
Aromatic72.2 % (78 of 108)72.2 % (39 of 54)71.7 % (38 of 53)100.0 % (1 of 1)
Methyl100.0 % (202 of 202)100.0 % (101 of 101)100.0 % (101 of 101)

1. NsR431C

SIGVFYVSEY GYSDRLAQAI INGITKTGVG VDVVDLGAAV DLQELRELVG RCTGLVIGMS PAASAASIQG ALSTILGSVN EKQAVGIFET GGGDDEPIDP LLSKFRNLGL TTAFPAIRIK QTPTENTYKL CEEAGTDLGQ WVTRDRLEHH HHHH

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 293 K, pH 6.5, Details 1.18mM NsR431C, 10mM DTT, 50uM DSS, 0.02% NaN3,200mM NaCl, 5mM CaCl2, 20mM MES, protease inhibitors added.


#NameIsotope labelingTypeConcentration
1NsR431C[U-100% 13C; U-100% 15N]1.18 (±0.2) mM
2DTTnatural abundance10 mM
3DSSnatural abundance50 uM
4NaN3natural abundance0.02 %
5NaClnatural abundance200 mM
6CaCl2natural abundance5 mM
7MESnatural abundance20 mM
8H2Onatural abundance90 %
9D2Onatural abundance10 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 293 K, pH 6.5, Details 1.18mM NsR431C, 10mM DTT, 50uM DSS, 0.02% NaN3,200mM NaCl, 5mM CaCl2, 20mM MES, protease inhibitors added.


#NameIsotope labelingTypeConcentration
10NsR431C[U-100% 13C; U-100% 15N]1.18 (±0.2) mM
11DTTnatural abundance10 mM
12DSSnatural abundance50 uM
13NaN3natural abundance0.02 %
14NaClnatural abundance200 mM
15CaCl2natural abundance5 mM
16MESnatural abundance20 mM
17D2Onatural abundance100 %
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 293 K, pH 6.5, Details 1.18mM NsR431C, 10mM DTT, 50uM DSS, 0.02% NaN3,200mM NaCl, 5mM CaCl2, 20mM MES, protease inhibitors added.


#NameIsotope labelingTypeConcentration
18NsR431C[U-10% 13C; U-100% 15N]1.18 (±0.2) mM
19DTTnatural abundance10 mM
20DSSnatural abundance50 uM
21NaN3natural abundance0.02 %
22NaClnatural abundance200 mM
23CaCl2natural abundance5 mM
24MESnatural abundance20 mM
25D2Onatural abundance100 %

LACS Plot; CA
Referencing offset: -0.41 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.41 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: -0.09 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: 2.79 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2KLB, Strand ID: A Detail


Release date
2009-08-05
Related entities 1. NsR431C, : 1 : 2 : 20 entities Detail
Experiments performed 16 experiments Detail
NMR combined restraints 3 contents Detail
Keywords diflavin flavoprotein, Northeast Structural Genomics Consortium, NsR431C, Protein NMR, Protein Structure Initiative, PSI-2, Q8YQD8