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Refined Structural Basis for the Photoconversion of A Phytochrome to the Activated FAR-RED LIGHT-ABSORBING Form
Authors
Cornilescu, C.C., Cornilescu, G., Ulijasz, A.T., Vierstra, R.D., Markley, J.L.
Assembly
Phytochrome
Entity
1. Phytochrome (polymer, Thiol state: not present), 164 monomers, 18756.30 Da Detail

PSRLIRQSLD QILRATVEEV RAFLGTDRVK VYRFDPEGHG TVVAEARGGE RLPSLLGLTF AGDIEARRLF RLAQVRVIVD VEAQSRSISQ WSARVEPLQR PVDPXHVHYL KSMGVASSLV VPLMHHQELW GLLVSHHAEP YSQEQVVLLA DQVSIAIAQA ELSL


Formula weight
18756.3 Da
Source organism
Synechococcus sp.
Exptl. method
solution NMR
Refine. method
simulated annealing, torsion angle dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 99.4 %, Completeness: 73.3 %, Completeness (bb): 90.9 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All73.3 % (1382 of 1886)64.2 % (626 of 975)81.8 % (608 of 743)88.1 % (148 of 168)
Backbone90.9 % (874 of 962)84.1 % (275 of 327)95.2 % (457 of 480)91.6 % (142 of 155)
Sidechain60.9 % (656 of 1078)54.2 % (351 of 648)71.7 % (299 of 417)46.2 % (6 of 13)
Aromatic45.7 % (53 of 116)53.4 % (31 of 58)37.5 % (21 of 56)50.0 % (1 of 2)
Methyl76.1 % (175 of 230)75.7 % (87 of 115)76.5 % (88 of 115)

1. Phytochrome

PSRLIRQSLD QILRATVEEV RAFLGTDRVK VYRFDPEGHG TVVAEARGGE RLPSLLGLTF AGDIEARRLF RLAQVRVIVD VEAQSRSISQ WSARVEPLQR PVDPXHVHYL KSMGVASSLV VPLMHHQELW GLLVSHHAEP YSQEQVVLLA DQVSIAIAQA ELSL

Sample

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 298 (±0.1) K, pH 8.5 (±0.1)


#NameIsotope labelingTypeConcentration
1Phytochrome[U-13C; U-15N]1.0 ~ 2.0 (±0.1) mM
2H2Onatural abundance93 %
3D2Onatural abundance7 %

LACS Plot; CA
Referencing offset: -0.15 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.15 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: -0.11 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: -0.07 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2LB5, Strand ID: A Detail


Release date
2011-05-02
Citation
Structural basis for the photoconversion of a phytochrome to the activated Pfr form
Ulijasz, A.T., Cornilescu, G., Cornilescu, C.C., Zhang, J., Rivera, M., Markley, J.L., Vierstra, R.D.
Nature (2010), 463, 250-254, PubMed 20075921 , DOI 10.1038/nature08671 ,
Related entities 1. Phytochrome, : 1 : 99 entities Detail
Experiments performed 2 experiments Detail
NMR combined restraints 8 contents Detail
Keywords GAF domain, KINASE, PHOSPHOPROTEIN, PHYTOCHROME, TRANSFERASE