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- PDB-1uo9: Deacetoxycephalosporin C synthase complexed with succinate -

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Basic information

Entry
Database: PDB / ID: 1uo9
TitleDeacetoxycephalosporin C synthase complexed with succinate
ComponentsDEACETOXYCEPHALOSPORIN C SYNTHETASE
KeywordsOXIDOREDUCTASE / ANTIBIOTIC BIOSYNTHESIS / IRON / VITAMIN C
Function / homology
Function and homology information


deacetoxycephalosporin-C synthase / deacetoxycephalosporin-C synthase activity / L-ascorbic acid binding / antibiotic biosynthetic process / iron ion binding
Similarity search - Function
: / Isopenicillin N synthase, conserved site / Isopenicillin N synthase signature 2. / B-lactam Antibiotic, Isopenicillin N Synthase; Chain / non-haem dioxygenase in morphine synthesis N-terminal / Isopenicillin N synthase-like, Fe(2+) 2OG dioxygenase domain / 2OG-Fe(II) oxygenase superfamily / Isopenicillin N synthase-like superfamily / Oxoglutarate/iron-dependent dioxygenase / Fe(2+) 2-oxoglutarate dioxygenase domain profile. ...: / Isopenicillin N synthase, conserved site / Isopenicillin N synthase signature 2. / B-lactam Antibiotic, Isopenicillin N Synthase; Chain / non-haem dioxygenase in morphine synthesis N-terminal / Isopenicillin N synthase-like, Fe(2+) 2OG dioxygenase domain / 2OG-Fe(II) oxygenase superfamily / Isopenicillin N synthase-like superfamily / Oxoglutarate/iron-dependent dioxygenase / Fe(2+) 2-oxoglutarate dioxygenase domain profile. / Jelly Rolls / Sandwich / Mainly Beta
Similarity search - Domain/homology
: / SUCCINIC ACID / Deacetoxycephalosporin C synthase
Similarity search - Component
Biological speciesSTREPTOMYCES CLAVULIGERUS (bacteria)
MethodX-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.5 Å
AuthorsValegard, K. / Terwisscha Van scheltinga, A.C. / Dubus, A. / Oster, L.M. / Rhangino, G. / Hajdu, J. / Andersson, I.
CitationJournal: Nat.Struct.Mol.Biol. / Year: 2004
Title: The Structural Basis of Cephalosporin Formation in a Mononuclear Ferrous Enzyme
Authors: Valegard, K. / Terwisscha Van Scheltinga, A.C. / Dubus, A. / Ranghino, G. / Oster, L.M. / Hajdu, J. / Andersson, I.
History
DepositionSep 16, 2003Deposition site: PDBE / Processing site: PDBE
Revision 1.0Jan 8, 2004Provider: repository / Type: Initial release
Revision 1.1May 8, 2011Group: Version format compliance
Revision 1.2Jul 13, 2011Group: Version format compliance
Revision 1.3Dec 13, 2023Group: Data collection / Database references ...Data collection / Database references / Derived calculations / Other / Refinement description
Category: chem_comp_atom / chem_comp_bond ...chem_comp_atom / chem_comp_bond / database_2 / pdbx_database_status / pdbx_initial_refinement_model / pdbx_struct_conn_angle / struct_conn / struct_site
Item: _database_2.pdbx_DOI / _database_2.pdbx_database_accession ..._database_2.pdbx_DOI / _database_2.pdbx_database_accession / _pdbx_database_status.status_code_sf / _pdbx_struct_conn_angle.ptnr1_auth_comp_id / _pdbx_struct_conn_angle.ptnr1_auth_seq_id / _pdbx_struct_conn_angle.ptnr1_label_asym_id / _pdbx_struct_conn_angle.ptnr1_label_atom_id / _pdbx_struct_conn_angle.ptnr1_label_comp_id / _pdbx_struct_conn_angle.ptnr1_label_seq_id / _pdbx_struct_conn_angle.ptnr3_auth_comp_id / _pdbx_struct_conn_angle.ptnr3_auth_seq_id / _pdbx_struct_conn_angle.ptnr3_label_asym_id / _pdbx_struct_conn_angle.ptnr3_label_atom_id / _pdbx_struct_conn_angle.ptnr3_label_comp_id / _pdbx_struct_conn_angle.ptnr3_label_seq_id / _pdbx_struct_conn_angle.value / _struct_conn.pdbx_dist_value / _struct_conn.ptnr1_auth_comp_id / _struct_conn.ptnr1_auth_seq_id / _struct_conn.ptnr1_label_asym_id / _struct_conn.ptnr1_label_atom_id / _struct_conn.ptnr1_label_comp_id / _struct_conn.ptnr1_label_seq_id / _struct_conn.ptnr2_auth_comp_id / _struct_conn.ptnr2_auth_seq_id / _struct_conn.ptnr2_label_asym_id / _struct_conn.ptnr2_label_atom_id / _struct_conn.ptnr2_label_comp_id / _struct_conn.ptnr2_label_seq_id / _struct_site.pdbx_auth_asym_id / _struct_site.pdbx_auth_comp_id / _struct_site.pdbx_auth_seq_id

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Structure visualization

Structure viewerMolecule:
MolmilJmol/JSmol

Downloads & links

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Assembly

Deposited unit
A: DEACETOXYCEPHALOSPORIN C SYNTHETASE
hetero molecules


Theoretical massNumber of molelcules
Total (without water)34,7663
Polymers34,5921
Non-polymers1742
Water3,891216
1
A: DEACETOXYCEPHALOSPORIN C SYNTHETASE
hetero molecules

A: DEACETOXYCEPHALOSPORIN C SYNTHETASE
hetero molecules

A: DEACETOXYCEPHALOSPORIN C SYNTHETASE
hetero molecules


Theoretical massNumber of molelcules
Total (without water)104,2979
Polymers103,7753
Non-polymers5226
Water543
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
crystal symmetry operation2_555-y,x-y,z1
crystal symmetry operation3_555-x+y,-x,z1
MethodPQS
Unit cell
Length a, b, c (Å)106.800, 106.800, 70.100
Angle α, β, γ (deg.)90.00, 90.00, 120.00
Int Tables number146
Space group name H-MH3

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Components

#1: Protein DEACETOXYCEPHALOSPORIN C SYNTHETASE / DAOCS / EXPANDASE


Mass: 34591.641 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) STREPTOMYCES CLAVULIGERUS (bacteria) / Plasmid: PET11A / Production host: ESCHERICHIA COLI (E. coli)
References: UniProt: P18548, deacetoxycephalosporin-C synthase
#2: Chemical ChemComp-FE2 / FE (II) ION


Mass: 55.845 Da / Num. of mol.: 1 / Source method: obtained synthetically / Formula: Fe
#3: Chemical ChemComp-SIN / SUCCINIC ACID


Mass: 118.088 Da / Num. of mol.: 1 / Source method: obtained synthetically / Formula: C4H6O4
#4: Water ChemComp-HOH / water


Mass: 18.015 Da / Num. of mol.: 216 / Source method: isolated from a natural source / Formula: H2O

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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: 2.6 Å3/Da / Density % sol: 53 %
Description: THE DATA WERE COLLECTED FROM A MEROHEDRALLY TWINNED CRYSTAL
Crystal growpH: 7.5
Details: 1.75M AMMONIUM SULPHATE, 5MM 2-OXOGLUTARATE,0.1M HEPES PH7.0, pH 7.50
Crystal grow
*PLUS
Method: unknown / Details: Valegard, K., (1998) Nature, 394, 805. / PH range low: 7.5 / PH range high: 7
Components of the solutions
*PLUS
IDConc.Common nameCrystal-IDSol-ID
11.75 Mammonium sulfate11
25 mM2-oxoglutarate11
30.1 MHEPES11

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Data collection

DiffractionMean temperature: 100 K
Diffraction sourceSource: SYNCHROTRON / Site: ESRF / Beamline: BM14 / Wavelength: 0.8
DetectorType: MARRESEARCH / Detector: IMAGE PLATE / Date: Feb 15, 1998
RadiationProtocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelengthWavelength: 0.8 Å / Relative weight: 1
ReflectionResolution: 1.5→56 Å / Num. obs: 45627 / % possible obs: 95.5 % / Redundancy: 2.5 % / Rmerge(I) obs: 0.049
Reflection shellResolution: 1.5→1.55 Å / Redundancy: 2.2 % / Rmerge(I) obs: 0.28 / Mean I/σ(I) obs: 3.2 / % possible all: 94.2
Reflection
*PLUS
Highest resolution: 1.5 Å / Num. measured all: 108054 / Rmerge(I) obs: 0.049
Reflection shell
*PLUS
% possible obs: 94.2 % / Rmerge(I) obs: 0.28

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Processing

Software
NameClassification
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
RefinementMethod to determine structure: MOLECULAR REPLACEMENT
Starting model: PDB ENTRY 1RXF

1rxf


Resolution: 1.5→55.9 Å / SU B: 2.008 / SU ML: 0.075 / Cross valid method: THROUGHOUT / ESU R: 0.078 / ESU R Free: 0.074
Details: REFINED AGAINST DETWINNED DATA THE RESIDUES MISSING IN THE PDB ENTRY (82-97,167-177 AND 310-311) ARE DISORDERED, AND THEREFORE OMITTED FROM THE MODEL
RfactorNum. reflection% reflectionSelection details
Rfree0.189 828 2 %RANDOM
Rwork0.173 ---
obs0.174 40071 85.66 %-
Displacement parametersBiso mean: 19.8 Å2
Baniso -1Baniso -2Baniso -3
1--0.67 Å2-0.34 Å20 Å2
2---0.67 Å20 Å2
3---1.01 Å2
Refinement stepCycle: LAST / Resolution: 1.5→55.9 Å
ProteinNucleic acidLigandSolventTotal
Num. atoms2173 0 9 216 2398
Refinement
*PLUS
Rfactor Rwork: 0.174
Solvent computation
*PLUS
Displacement parameters
*PLUS

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