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NMR Solution Structures of malonyl ACP from the actinorhodin polyketide synthase in Streptomyces coelicolor
Authors
Crump, M.P., Evans, S.E., Williams, C., Eliza, P.
Assembly
malonyl ACP
Entity
1. malonyl ACP (polymer, Thiol state: not present), 86 monomers, 9232.119 Da Detail

MATLLTTDDL RRALVESAGE TDGTDLSGDF LDLRFEDIGY DSLALMETAA RLESRYGVSI PDDVAGRVDT PRELLDLING ALAEAA


2. 3-{[2-({N-[(2S)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl]sulfanyl}-3-oxopropanoic acid (non-polymer), 444.394 Da
Total weight
9676.513 Da
Max. entity weight
9232.119 Da
Source organism
Streptomyces coelicolor A3(2)
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 98.8 %, Completeness: 97.4 %, Completeness (bb): 97.3 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All97.4 % (887 of 911)97.4 % (450 of 462)97.3 % (354 of 364)97.6 % (83 of 85)
Backbone97.3 % (498 of 512)97.2 % (172 of 177)97.2 % (244 of 251)97.6 % (82 of 84)
Sidechain97.7 % (467 of 478)97.5 % (278 of 285)97.9 % (188 of 192)100.0 % (1 of 1)
Aromatic100.0 % (36 of 36)100.0 % (18 of 18)100.0 % (18 of 18)
Methyl99.2 % (119 of 120)98.3 % (59 of 60)100.0 % (60 of 60)

1. malonyl ACP

MATLLTTDDL RRALVESAGE TDGTDLSGDF LDLRFEDIGY DSLALMETAA RLESRYGVSI PDDVAGRVDT PRELLDLING ALAEAA

Sample

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 298 (±0.2) K, pH 5.5 (±0.2), Details 13C 15N labelled Sample Samples were 1mM NaN3, 5%/95% D2O/H2O in 600uL potassium phosphate buffer (20mM, pH 5.5) and 1-2mM derivatised ACP


#NameIsotope labelingTypeConcentration
1ACP[U-98% 13C; U-98% 15N]1-2 (±0.1) mM
2Phosphatenatural abundance20 (±2.0) mM
3H2Onatural abundance95 %
4D2Onatural abundance5 %

LACS Plot; CA
Referencing offset: -0.27 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.27 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: -0.12 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: -0.04 ppm, Outliers: 3 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2KG8, Strand ID: A Detail


Release date
2009-04-16
Citation
Probing the Interactions of early polyketide intermediates with the Actinorhodin ACP from S. coelicolor A3(2)
Evans, S.E., Williams, C., Arthur, C.J., Ploskon, E., Wattana-Amorn, P., Cox, R.J., Crosby, J., Willis, C.L., Simpson, T.J., Crump, M.P.
J. Mol. Biol. (2009), 389, 511-528, PubMed 19361520 , DOI 10.1016/j.jmb.2009.03.072 ,
Related entities 1. malonyl ACP, : 1 : 10 : 3 : 64 entities Detail
Experiments performed 13 experiments Detail
NMR combined restraints 4 contents Detail
Keywords ACP, Actinorhodin, Malonyl, Polyketide