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- PDB-20zq: Crystal structure of rice HPPD -

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Basic information

Entry
Database: PDB / ID: 20zq
TitleCrystal structure of rice HPPD
Components4-hydroxyphenylpyruvate dioxygenase
KeywordsOXIDOREDUCTASE / hydroxyphenylpyruvate dioxygenase / rice
Function / homology
Function and homology information


4-hydroxyphenylpyruvate dioxygenase activity / L-tyrosine catabolic process / L-phenylalanine catabolic process / metal ion binding / cytoplasm
Similarity search - Function
4-hydroxyphenylpyruvate dioxygenase / 4-hydroxyphenylpyruvate dioxygenase, C-terminal / 4-hydroxyphenylpyruvate dioxygenase, N-terminal / Glyoxalase/fosfomycin resistance/dioxygenase domain / Glyoxalase/Bleomycin resistance protein/Dioxygenase superfamily / Vicinal oxygen chelate (VOC) domain / Vicinal oxygen chelate (VOC) domain profile. / Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase
Similarity search - Domain/homology
DI(HYDROXYETHYL)ETHER / 4-hydroxyphenylpyruvate dioxygenase
Similarity search - Component
Biological speciesOryza sativa (Asian cultivated rice)
MethodX-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.9 Å
AuthorsChen, L. / Ran, T. / Wang, W.W. / Zhang, B.L.
Funding support China, 3items
OrganizationGrant numberCountry
Jiangsu Key Research and Development ProgramBE2022365 China
the Basic Research Program of JiangsuBK20241182 China
Zhongshan Biological Breeding LaboratoryZSBBL-KY2023-04 China
CitationJournal: To Be Published
Title: structure of rice hydroxyphenylpyruvate dioxygenase
Authors: Chen, L. / Ran, T.T. / Wang, W.W. / Zhang, B.L.
History
DepositionDec 3, 2025Deposition site: PDBJ / Processing site: PDBC
Revision 1.0Jun 10, 2026Provider: repository / Type: Initial release

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Structure visualization

Structure viewerMolecule:
MolmilJmol/JSmol

Downloads & links

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Assembly

Deposited unit
A: 4-hydroxyphenylpyruvate dioxygenase
B: 4-hydroxyphenylpyruvate dioxygenase
C: 4-hydroxyphenylpyruvate dioxygenase
D: 4-hydroxyphenylpyruvate dioxygenase
hetero molecules


Theoretical massNumber of molelcules
Total (without water)193,39014
Polymers192,2424
Non-polymers1,14910
Water14,664814
1
A: 4-hydroxyphenylpyruvate dioxygenase
D: 4-hydroxyphenylpyruvate dioxygenase
hetero molecules


Theoretical massNumber of molelcules
Total (without water)97,13910
Polymers96,1212
Non-polymers1,0188
Water362
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
Buried area3650 Å2
ΔGint-22 kcal/mol
Surface area30450 Å2
MethodPISA
2
B: 4-hydroxyphenylpyruvate dioxygenase
hetero molecules

C: 4-hydroxyphenylpyruvate dioxygenase
hetero molecules


Theoretical massNumber of molelcules
Total (without water)96,2524
Polymers96,1212
Non-polymers1312
Water362
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
crystal symmetry operation1_455x-1,y,z1
Buried area3700 Å2
ΔGint-24 kcal/mol
Surface area31020 Å2
MethodPISA
Unit cell
Length a, b, c (Å)84.064, 93.436, 113.957
Angle α, β, γ (deg.)90.00, 109.85, 90.00
Int Tables number4
Space group name H-MP1211

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Components

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Protein , 1 types, 4 molecules ABCD

#1: Protein
4-hydroxyphenylpyruvate dioxygenase


Mass: 48060.383 Da / Num. of mol.: 4
Source method: isolated from a genetically manipulated source
Details: Sequence reference for Oryza sativa is not available at the time of biocuration. Current sequence reference is from UniProt ID A0A0E0G1W2.
Source: (gene. exp.) Oryza sativa (Asian cultivated rice) / Production host: Escherichia coli (E. coli) / References: UniProt: A0A0E0G1W2

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Non-polymers , 5 types, 824 molecules

#2: Chemical ChemComp-PG4 / TETRAETHYLENE GLYCOL


Mass: 194.226 Da / Num. of mol.: 3 / Source method: obtained synthetically / Formula: C8H18O5 / Feature type: SUBJECT OF INVESTIGATION / Comment: precipitant*YM
#3: Chemical ChemComp-PEG / DI(HYDROXYETHYL)ETHER


Mass: 106.120 Da / Num. of mol.: 2 / Source method: obtained synthetically / Formula: C4H10O3 / Feature type: SUBJECT OF INVESTIGATION
#4: Chemical ChemComp-GOL / GLYCEROL / GLYCERIN / PROPANE-1,2,3-TRIOL


Mass: 92.094 Da / Num. of mol.: 1 / Source method: obtained synthetically / Formula: C3H8O3 / Feature type: SUBJECT OF INVESTIGATION
#5: Chemical
ChemComp-ZN / ZINC ION


Mass: 65.409 Da / Num. of mol.: 4 / Source method: obtained synthetically / Formula: Zn / Feature type: SUBJECT OF INVESTIGATION
#6: Water ChemComp-HOH / water


Mass: 18.015 Da / Num. of mol.: 814 / Source method: isolated from a natural source / Formula: H2O

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Details

Has ligand of interestY
Has protein modificationY

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Experimental details

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Experiment

ExperimentMethod: X-RAY DIFFRACTION / Number of used crystals: 1

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Sample preparation

CrystalDensity Matthews: 2.19 Å3/Da / Density % sol: 43.83 %
Crystal growTemperature: 293 K / Method: evaporation / Details: PEG3350

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Data collection

DiffractionMean temperature: 100 K / Serial crystal experiment: N
Diffraction sourceSource: SYNCHROTRON / Site: SSRF / Beamline: BL18U1 / Wavelength: 0.97915 Å
DetectorType: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Jun 25, 2021
RadiationProtocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelengthWavelength: 0.97915 Å / Relative weight: 1
ReflectionResolution: 1.9→20 Å / Num. obs: 127948 / % possible obs: 98.2 % / Redundancy: 3.4 % / CC1/2: 0.988 / Rpim(I) all: 0.126 / Net I/σ(I): 3.4
Reflection shellResolution: 1.9→1.93 Å / Num. unique obs: 6325 / CC1/2: 0.508 / % possible all: 98.4

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Processing

Software
NameVersionClassification
PHENIX(1.19.2_4158: ???)refinement
SCALAdata scaling
XDSdata reduction
PHENIXphasing
PDB_EXTRACTdata extraction
RefinementMethod to determine structure: MOLECULAR REPLACEMENT / Resolution: 1.9→20 Å / SU ML: 0.24 / Cross valid method: FREE R-VALUE / σ(F): 1.35 / Phase error: 26.92 / Stereochemistry target values: ML
RfactorNum. reflection% reflection
Rfree0.243 6219 4.87 %
Rwork0.1989 --
obs0.201 127785 98.02 %
Solvent computationShrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL
Refinement stepCycle: LAST / Resolution: 1.9→20 Å
ProteinNucleic acidLigandSolventTotal
Num. atoms12361 0 63 818 13242
Refine LS restraints
Refine-IDTypeDev idealNumber
X-RAY DIFFRACTIONf_bond_d0.00812769
X-RAY DIFFRACTIONf_angle_d0.9817294
X-RAY DIFFRACTIONf_dihedral_angle_d6.9841818
X-RAY DIFFRACTIONf_chiral_restr0.0591838
X-RAY DIFFRACTIONf_plane_restr0.0122347
LS refinement shell
Resolution (Å)Rfactor RfreeNum. reflection RfreeRfactor RworkNum. reflection RworkRefine-ID% reflection obs (%)
1.9-1.920.38462060.34674018X-RAY DIFFRACTION98
1.92-1.940.3631730.3144097X-RAY DIFFRACTION98
1.94-1.970.3122020.30794035X-RAY DIFFRACTION98
1.97-1.990.34031970.29634084X-RAY DIFFRACTION98
1.99-2.020.31912110.28754010X-RAY DIFFRACTION98
2.02-2.050.332050.28093979X-RAY DIFFRACTION97
2.05-2.080.3132000.26694009X-RAY DIFFRACTION97
2.08-2.110.30422150.25324055X-RAY DIFFRACTION99
2.11-2.140.28122270.23834015X-RAY DIFFRACTION99
2.14-2.170.28872040.22374062X-RAY DIFFRACTION99
2.17-2.210.27312200.21364089X-RAY DIFFRACTION99
2.21-2.250.2831760.21994042X-RAY DIFFRACTION98
2.25-2.30.2832030.21424071X-RAY DIFFRACTION98
2.3-2.340.24972340.20374055X-RAY DIFFRACTION98
2.34-2.390.23722080.1954042X-RAY DIFFRACTION98
2.39-2.450.24612140.20433998X-RAY DIFFRACTION98
2.45-2.510.27981970.2043974X-RAY DIFFRACTION95
2.51-2.580.27042130.19854043X-RAY DIFFRACTION99
2.58-2.650.26222300.18934059X-RAY DIFFRACTION98
2.65-2.740.22732210.18714060X-RAY DIFFRACTION99
2.74-2.840.24612060.18274086X-RAY DIFFRACTION99
2.84-2.950.26791760.1914136X-RAY DIFFRACTION99
2.95-3.080.24342130.19394066X-RAY DIFFRACTION98
3.08-3.250.25662190.1933964X-RAY DIFFRACTION96
3.25-3.450.19142710.18154030X-RAY DIFFRACTION99
3.45-3.710.22012140.1744092X-RAY DIFFRACTION99
3.71-4.080.19812010.16314102X-RAY DIFFRACTION98
4.08-4.670.18641680.1484104X-RAY DIFFRACTION97
4.67-5.860.18582150.16254058X-RAY DIFFRACTION98
5.86-100.18161800.16754131X-RAY DIFFRACTION97

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