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Solution structure of Staphylococcus aureus IsdH linker domain
Authors
Spirig, T., Clubb, R.T., Malmirchegini, G.R., Robson, S.A.
Assembly
Staphylococcus aureus IsdH linker domain
Entity
1. Staphylococcus aureus IsdH linker domain (polymer, Thiol state: not present), 78 monomers, 9266.203 Da Detail

SDDYVDEETY NLQKLLAPYH KAKTLERQVY ELEKLQEKLP EKYKAEYKKK LDQTRVELAD QVKSAVTEFE NVTPTNDQ


Formula weight
9266.203 Da
Source organism
Staphylococcus aureus
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 97.4 %, Completeness: 96.2 %, Completeness (bb): 97.2 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All96.2 % (925 of 962)95.7 % (486 of 508)96.5 % (357 of 370)97.6 % (82 of 84)
Backbone97.2 % (449 of 462)97.4 % (149 of 153)97.0 % (227 of 234)97.3 % (73 of 75)
Sidechain95.5 % (552 of 578)94.9 % (337 of 355)96.3 % (206 of 214)100.0 % (9 of 9)
Aromatic82.3 % (51 of 62)83.9 % (26 of 31)80.6 % (25 of 31)
Methyl100.0 % (82 of 82)100.0 % (41 of 41)100.0 % (41 of 41)

1. entity

SDDYVDEETY NLQKLLAPYH KAKTLERQVY ELEKLQEKLP EKYKAEYKKK LDQTRVELAD QVKSAVTEFE NVTPTNDQ

Sample #1

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 298 K, pH 6.0


#NameIsotope labelingTypeConcentration
1IsdH linker[U-100% 15N]1.1 mM
2potassium phosphatenatural abundance20 mM
3potassium chloridenatural abundance50 mM
4AEBSF protease inhibitornatural abundance100 uM
5sodium azidenatural abundance0.01 %
6D2Onatural abundance7 %
7H2Onatural abundance93 %
Sample #2

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 298 K, pH 6.0


#NameIsotope labelingTypeConcentration
8IsdH linker[U-100% 13C; U-100% 15N]1.3 mM
9potassium phosphatenatural abundance20 mM
10potassium chloridenatural abundance50 mM
11AEBSF protease inhibitornatural abundance100 uM
12sodium azidenatural abundance0.01 %
13D2Onatural abundance7 %
14H2Onatural abundance93 %
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 K, pH 6.0


#NameIsotope labelingTypeConcentration
15IsdH linker[U-100% 13C; U-100% 15N]1.3 mM
16potassium phosphatenatural abundance20 mM
17potassium chloridenatural abundance50 mM
18AEBSF protease inhibitornatural abundance100 uM
19sodium azidenatural abundance0.01 %
20D2Onatural abundance100 %

LACS Plot; CA
Referencing offset: 0.21 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: 0.21 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: 0.09 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: 0.11 ppm, Outliers: 4 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2LHR, Strand ID: A Detail


Release date
2012-06-18
Citation
Structural basis for hemoglobin capture by Staphylococcus aureus cell-surface protein, IsdH
Krishna Kumar, K., Jacques, D.A., Pishchany, G., Caradoc-Davies, T., Spirig, T., Malmirchegini, G., Langley, D.B., Dickson, C.F., Mackay, J.P., Clubb, R.T., Skaar, E.P., Guss, J., Gell, D.A.
J. Biol. Chem. (2011), 286, 38439-38447, PubMed 21917915 , DOI 10.1074/jbc.M111.287300 ,
Related entities 1. Staphylococcus aureus IsdH linker domain, : 1 : 9 : 8 entities Detail
Experiments performed 21 experiments Detail
NMR combined restraints 4 contents Detail
Keywords Heme acquisition, Hemoglobin receptor, Iron uptake, NEAT domain, Staphylococcus aureus