5EVJ | pdb_00005evj

X-ray crystal structure of CrArsM, an arsenic (III) S-adenosylmethionine methyltransferase from Chlamydomonas reinhardtii

PDB DOI: https://doi.org/10.2210/pdb5EVJ/pdb

Classification: TRANSFERASE
Organism(s): Chlamydomonas reinhardtii
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2015-11-19 Released: 2016-11-30
Deposition Author(s): Packianathan, C., Kandavelu, P., Sankaran, B., Rosen, B.P.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.40 Å
R-Value Free:
0.230 (Depositor), 0.229 (DCC)
R-Value Work:
0.180 (Depositor)
R-Value Observed:
0.183 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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This is version 1.4 of the entry. See complete history.

Literature

Crystal structure of CrArsM, an arsenic (III) S-adenosylmethionine methyltransferase from Chlamydomonas reinhardtii

Packianathan, C., Kandavelu, P., Sankaran, B., Rosen, B.P.

To be published.

Macromolecule Content

Total Structure Weight: 83.27 kDa
Atom Count: 4,913
Modeled Residue Count: 607
Deposited Residue Count: 774
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Arsenite methyltransferase	A, B	387	Chlamydomonas reinhardtii	Mutation(s): 15 Gene Names: arsM EC: 2.1.1.137
UniProt
Find proteins for K0BVM7 (Chlamydomonas reinhardtii) Explore K0BVM7 Go to UniProtKB: K0BVM7
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	K0BVM7
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NA Query on NA Download:Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.40 Å
R-Value Free: 0.230 (Depositor), 0.229 (DCC)
R-Value Work: 0.180 (Depositor)
R-Value Observed: 0.183 (Depositor)

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 157.885	α = 90
b = 157.885	β = 90
c = 95.452	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2016-11-30

Deposition Author(s):

Packianathan, C.

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R37 GM55425

Revision History (Full details and data files)

Version 1.0: 2016-11-30
Type: Initial release
Version 1.1: 2017-09-20
Changes: Author supporting evidence
Version 1.2: 2019-12-25
Changes: Author supporting evidence
Version 1.3: 2023-09-27
Changes: Data collection, Database references, Refinement description
Version 1.4: 2024-10-23
Changes: 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.