Biological Assembly 1

Protein Symmetry: Asymmetric (View in 3D)

Protein Stoichiometry: Monomer

Macromolecule Content

• Unique protein chains: 1

1QKC

ESCHERICHIA COLI FERRIC HYDROXAMATE UPTAKE RECEPTOR (FHUA) IN COMPLEX DELTA TWO-ALBOMYCIN

• DOI: 10.2210/pdb1qkc/pdb

• Classification: TONB DEPENDENT RECEPTOR
• Deposited: 1999-07-18 Released: 2000-06-05
• Deposition author(s): Ferguson, A.D., Braun, V., Fiedler, H.-P., Coulton, J.W., Diederichs, K., Welte, W.
• Organism: Escherichia coli
• Expression System: ESCHERICHIA COLI

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.1 Å
• R-Value Free: 0.283
• R-Value Work: 0.222

wwPDB Validation 3D Report Full Report

Literature

Macromolecules

Classification: TONB DEPENDENT RECEPTOR

Total Structure Weight: 85150.18

Membrane Protein

Source: mpstruc | Group: BETA-BARREL

Subgroup Name: Beta-Barrel Membrane Proteins: Monomeric/Dimeric

Protein Name: FhuA, Ferrichrome-iron receptor without ligand

Small Molecules

Ligands 11 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions	3D Interactions
ALB	A	DELTA-2-ALBOMYCIN A1 C37 H57 Fe N12 O18 S RQZRKFJHRUDTLB-BMLDZKGGDD	Poseview Image of ALB in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
FTT	A	3-HYDROXY-TETRADECANOIC ACID 3-HYDROXY-MYRISTIC ACID (Synonym) C14 H28 O3 ATRNZOYKSNPPBF-CYBMUJFWSA-N	Poseview Image of FTT in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
KDO	A	3-DEOXY-D-MANNO-OCT-2-ULOSONIC ACID C8 H14 O8 NNLZBVFSCVTSLA-HXUQBWEZSA-N	Poseview Image of KDO in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
GMH	A	L-GLYCERO-D-MANNO-HEPTOPYRANOSE C7 H14 O7 BGWQRWREUZVRGI-QQABCQGCSA-N	Poseview Image of GMH in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
GLA	A	ALPHA D-GALACTOSE C6 H12 O6 WQZGKKKJIJFFOK-PHYPRBDBSA-N	Poseview Image of GLA in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
GLC	A	ALPHA-D-GLUCOSE C6 H12 O6 WQZGKKKJIJFFOK-DVKNGEFBSA-N	Poseview Image of GLC in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
PA1	A	2-amino-2-deoxy-alpha-D-glucopyranose C6 H13 N O5 MSWZFWKMSRAUBD-UKFBFLRUSA-N	Poseview Image of PA1 in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
DPO	A	DIPHOSPHATE O7 P2 XPPKVPWEQAFLFU-UHFFFAOYSA-J	Poseview Image of DPO in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
GCN	A	3-DEOXY-D-GLUCOSAMINE C6 H13 N O4 SNDZDGQLFKEBLF-MOJAZDJTSA-N	Poseview Image of GCN in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
PO4	A	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K	Poseview Image of PO4 in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)
NI	A	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N	Poseview Image of NI in 1QKC Help Black dashed lines indicate hydrogen bonds, salt bridges, and metal interactions. Green solid line show hydrophobic interactions and green dashed lines show π-π and π-cation interactions. Source Information Interactions are determined by geometric criteria as described in K. Stierand, M. Rarey (2010), Drawing the PDB: Protein-ligand complexes in two dimensions, ACS Med. Chem. Lett., DOI: 10.1021/ml100164p. Ions and some metal complexes are excluded, as well as cases where no interaction profile could be generated. Poseview diagrams can be calculated for approximately 92% of the remaining complexes in the PDB. PoseView is developed at the Center for Bioinformatics Hamburg and jointly provided with BioSolveIT as a community service at the PDB. A stand-alone version is provided by BioSolveIT.	Ligand Explorer NGL   Binding Pocket (JSmol)   Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.1 Å
• R-Value Free: 0.283
• R-Value Work: 0.222
• Space Group: P 6₁

Unit Cell:

Length (Å)	Angle (°)
a = 171.80	α = 90.00
b = 171.80	β = 90.00
c = 86.35	γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots

Entry History

Deposition Data

• Deposited Date: 1999-07-18
• Released Date: 2000-06-05
• Deposition author(s): Ferguson, A.D., Braun, V., Fiedler, H.-P., Coulton, J.W., Diederichs, K., Welte, W.

Revision History

• 2011-05-08
  Type: Version format compliance
• 2011-07-13
  Type: Version format compliance