Macromolecule Content

Total Structure Weight: 76283.87
Atom Count: 4784
Residue Count: 660
Unique protein chains: 1

2R50

The crystal structure of nonsymbiotic corn hemoglobin 1

DOI: 10.2210/pdb2R50/pdb

Classification: METAL BINDING PROTEIN
Organism(s): Zea mays subsp. parviglumis
Expression System: Escherichia coli

Deposited: 2007-09-02 Released: 2007-09-18
Deposition Author(s): Smagghe, B.J., Hoy, J.A., Hargrove, M.S.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.2 Å
R-Value Free: 0.253
R-Value Work: 0.201

wwPDB Validation3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

The crystal structure of nonsymbiotic corn hemoglobin 1

Smagghe, B.J., Hoy, J.A., Hargrove, M.S.

To be published.

Macromolecules

Find similar proteins by: Sequence | Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
Non-symbiotic hemoglobin	A, B, C, D	165	Zea mays subsp. parviglumis	Mutation(s): 0 Gene Names: HB (GLB1)
Find proteins for Q9M593 (Zea mays subsp. parviglumis) Go to UniProtKB: Q9M593
Protein Feature View Full Protein Feature View for Q9M593

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions	3D Interactions
SO4 Query on SO4 Download SDF File Download CCD File	B, C, D	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Ligand Interaction
HEM Query on HEM Download SDF File Download CCD File	A, B, C, D	PROTOPORPHYRIN IX CONTAINING FE HEME C₃₄ H₃₂ Fe N₄ O₄ KABFMIBPWCXCRK-RGGAHWMASA-L		Ligand Interaction
ACY Query on ACY Download SDF File Download CCD File	B, D	ACETIC ACID C₂ H₄ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-N		Ligand Interaction

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.2 Å
R-Value Free: 0.253
R-Value Work: 0.201
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length (Å)	Angle (°)
a = 50.754	α = 90.00
b = 89.734	β = 90.00
c = 157.424	γ = 90.00

Software Package:

Software Name	Purpose
REFMAC	refinement
CrystalClear	data collection
AMoRE	phasing
d*TREK	data reduction
PDB_EXTRACT	data extraction
d*TREK	data scaling

Structure Validation

View Full Validation Report or Ramachandran Plots

Entry History

Deposition Data

Deposited Date: 2007-09-02
Released Date: 2007-09-18
Deposition Author(s): Smagghe, B.J., Hoy, J.A., Hargrove, M.S.

Revision History

Version 1.0: 2007-09-18
Type: Initial release
Version 1.1: 2011-07-13
Type: Version format compliance

The RCSB PDB is funded by a grant (DBI-1338415) from the National Science Foundation, the National Institutes of Health, and the US Department of Energy.