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Solution structure of the dehydroascorbate reductase 3A from Populus trichocarpa
Authors
Roret, T., Tsan, P.
Assembly
dehydroascorbate reductase 3A from Populus trichocarpa
Entity
1. dehydroascorbate reductase 3A from Populus trichocarpa (polymer, Thiol state: free and disulfide bound), 217 monomers, 24188.71 Da Detail

MALEICVKAA VGAPNILGDC PFCQRVLLSL EEKKIPYKSH LINLGDKPQW FLEISPEGKV PVVKIDDKWV ADSDVIVGIL EEKNPEPPLA TPPEFASVGS KIFPSFVKFL KSKDPNDGTE QALLEELKAL DGHLKVHGPF IAGEKITAVD LSLAPKLYHL EVALGHFKNW PIPDNLTHVL NYIKLLFSRE SFKKTRAAEE HVIAGWEPKV NAHHHHH


Formula weight
24188.71 Da
Entity Connection
disulfide 1 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS20:SG1:CYS23:SG

Source organism
Populus trichocarpa
Exptl. method
solution NMR
Refine. method
simulated annealing, water refinement
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 98.2 %, Completeness: 68.3 %, Completeness (bb): 91.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All68.3 % (1774 of 2597)71.9 % (972 of 1351)57.6 % (594 of 1032)97.2 % (208 of 214)
Backbone91.5 % (1159 of 1266)95.6 % (409 of 428)87.0 % (556 of 639)97.5 % (194 of 199)
Sidechain51.2 % (786 of 1536)61.0 % (563 of 923)34.9 % (209 of 598)93.3 % (14 of 15)
Aromatic30.0 % (66 of 220)54.5 % (60 of 110) 2.8 % (3 of 106)75.0 % (3 of 4)
Methyl47.8 % (128 of 268)71.6 % (96 of 134)23.9 % (32 of 134)

1. Pt-DHAR3A

MALEICVKAA VGAPNILGDC PFCQRVLLSL EEKKIPYKSH LINLGDKPQW FLEISPEGKV PVVKIDDKWV ADSDVIVGIL EEKNPEPPLA TPPEFASVGS KIFPSFVKFL KSKDPNDGTE QALLEELKAL DGHLKVHGPF IAGEKITAVD LSLAPKLYHL EVALGHFKNW PIPDNLTHVL NYIKLLFSRE SFKKTRAAEE HVIAGWEPKV NAHHHHH

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6


#NameIsotope labelingTypeConcentration
1Pt-DHAR3A[U-100% 13C; U-100% 15N]0.7 ~ 1.3 mM
2sodium phosphatenatural abundance50 mM
3H2Onatural abundance90 %
4D2Onatural abundance10 %

Protein Blocks Logo
Calculated from 20 models in PDB: 2N5F, Strand ID: A Detail


Release date
2016-03-13
Citation
Insights into ascorbate regeneration in plants: investigating the redox and structural properties of dehydroascorbate reductases from Populus trichocarpa
Lallement, P., Roret, T., Tsan, P., M. Gualberto, J., Girardet, J., Didierjean, C., Rouhier, N., Hecker, A.
Biochem. J. (2016), 473, 717-731, PubMed 26699905 , DOI 10.1042/BJ20151147 ,
Related entities 1. dehydroascorbate reductase 3A from Populus trichocarpa, : 1 : 1 : 1 : 156 entities Detail
Experiments performed 9 experiments Detail
NMR combined restraints 2 contents Detail
Keywords DHAR, GST, NMR