3RJN | pdb_00003rjn

Horse heart myoglobin: D44K/D60K mutant with zinc (II) -deuteroporphyrin dimethyl ester

PDB DOI: https://doi.org/10.2210/pdb3RJN/pdb

Classification: OXYGEN TRANSPORT
Organism(s): Equus caballus
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2011-04-15 Released: 2012-05-09
Deposition Author(s): Smith, S.M., Rosenzweig, A.C.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free:
0.228 (Depositor), 0.231 (DCC)
R-Value Work:
0.175 (Depositor), 0.176 (DCC)
R-Value Observed:
0.177 (Depositor)

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Ligand Structure Quality Assessment

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

Literature

Horse heart myoglobin: D44K/D60K mutant with zinc (II) -deuteroporphyrin dimethyl ester

Knutson, A.K., Smith, S.M., Rosenzweig, A.C., Hoffman, B.M.

To be published.

Macromolecule Content

Total Structure Weight: 17.81 kDa
Atom Count: 1,370
Modeled Residue Count: 153
Deposited Residue Count: 153
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Myoglobin	A [auth B]	153	Equus caballus	Mutation(s): 2 Gene Names: MB EC: 1.11.1 (UniProt), 1.7 (UniProt)
UniProt
Find proteins for P68082 (Equus caballus) Explore P68082 Go to UniProtKB: P68082
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P68082
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
HE5 Query on HE5 Download:Ideal Coordinates CCD File SDF format, chain C [auth B] MOL2 format, chain C [auth B] mmCIF format, chain C [auth B]	C [auth B]	ZINC(II)-DEUTEROPORPHYRIN DIMETHYLESTER C₃₂ H₃₄ N₄ O₄ Zn QTRUNGZFGQPYEG-XPUTWRDZSA-N		Interactions Focus chain C [auth B] Interactions & Density Focus chain C [auth B]
SO4 Query on SO4 Download:Ideal Coordinates CCD File SDF format, chain D [auth B] SDF format, chain B MOL2 format, chain D [auth B] MOL2 format, chain B mmCIF format, chain D [auth B] mmCIF format, chain B	B, D [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain B Focus chain D [auth B] Interactions & Density Focus chain B Focus chain D [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.228 (Depositor), 0.231 (DCC)
R-Value Work: 0.175 (Depositor), 0.176 (DCC)
R-Value Observed: 0.177 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.814	α = 90
b = 30.537	β = 97.64
c = 56.674	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2012-05-09

Deposition Author(s):

Rosenzweig, A.C.

Revision History (Full details and data files)

Version 1.0: 2012-05-09
Type: Initial release
Version 1.1: 2024-02-28
Changes: Data collection, Database references, Derived calculations

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