2B20 | pdb_00002b20

Crystal Structure of Enterochelin Esterase from Shigella flexneri Enterochelin Esterase

PDB DOI: https://doi.org/10.2210/pdb2B20/pdb

Classification: TRANSPORT PROTEIN
Organism(s): Shigella flexneri 2a str. 2457T
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2005-09-16 Released: 2005-11-01
Deposition Author(s): Kim, Y., Maltseva, N., Dementieva, I., Quartey, P., Holzle, D., Collart, F., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.95 Å
R-Value Free:
0.277 (Depositor), 0.244 (DCC)
R-Value Work:
0.222 (Depositor)
R-Value Observed:
0.224 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 2B20

This is version 1.3 of the entry. See complete history.

Literature

Crystal Structure of Enterochelin Esterase from Shigella flexneri Enterochelin Esterase

Kim, Y., Maltseva, N., Dementieva, I., Quartey, P., Holzle, D., Collart, F., Joachimiak, A.

To be published.

Macromolecule Content

Total Structure Weight: 46.45 kDa
Atom Count: 3,278
Modeled Residue Count: 391
Deposited Residue Count: 403
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
enterochelin esterase	A	403	Shigella flexneri 2a str. 2457T	Mutation(s): 8 EC: 3.1.1.108
UniProt
Find proteins for A0A0H2VTI6 (Shigella flexneri) Explore A0A0H2VTI6 Go to UniProtKB: A0A0H2VTI6
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A0H2VTI6
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
TLA Query on TLA Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	L(+)-TARTARIC ACID C₄ H₆ O₆ FEWJPZIEWOKRBE-JCYAYHJZSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE Query on MSE	A	L-PEPTIDE LINKING	C₅ H₁₁ N O₂ Se		MET

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.95 Å
R-Value Free: 0.277 (Depositor), 0.244 (DCC)
R-Value Work: 0.222 (Depositor)
R-Value Observed: 0.224 (Depositor)

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.173	α = 90
b = 66.173	β = 90
c = 252.125	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data scaling
HKL-3000	phasing
SHELX	phasing
SOLVE	phasing
CNS	refinement

Structure Validation

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View more in-depth experimental data

Entry History

Deposition Data

Released Date: 2005-11-01

Deposition Author(s):

Midwest Center for Structural Genomics (MCSG)

Revision History (Full details and data files)

Version 1.0: 2005-11-01
Type: Initial release
Version 1.1: 2008-05-01
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2024-11-06
Changes: Data collection, Database references, Derived calculations, Structure summary

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.