3E56 | pdb_00003e56

The 2.0 Angstrom Resolution Crystal Structure of NpR1517, a Putative Heterocyst Differentiation Inhibitor from Nostoc punctiforme

PDB DOI: https://doi.org/10.2210/pdb3E56/pdb

Classification: UNKNOWN FUNCTION
Organism(s): Nostoc punctiforme PCC 73102
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2008-08-13 Released: 2009-01-20
Deposition Author(s): Kennedy, M.A., Ni, S., Smola, M.J.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.01 Å
R-Value Free:
0.237 (Depositor), 0.237 (DCC)
R-Value Work:
0.188 (Depositor), 0.189 (DCC)
R-Value Observed:
0.190 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 3E56

This is version 1.2 of the entry. See complete history.

Literature

Crystal structure of Npun_R1517, a putative negative regulator of heterocyst differentiation from Nostoc punctiforme PCC 73102.

Ni, S., Benning, M.M., Smola, M.J., Feldmann, E.A., Kennedy, M.A.

(2008) Proteins 74: 794-798

PubMed: 19089958 Search on PubMed
DOI: https://doi.org/10.1002/prot.22308
Primary Citation Related Structures:
3E56

Organizational Affiliation

Department of Chemistry and Biochemistry, Miami University, Oxford, Ohio 45056, USA.

Macromolecule Content

Total Structure Weight: 12.92 kDa
Atom Count: 670
Modeled Residue Count: 75
Deposited Residue Count: 113
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative uncharacterized protein	A	113	Nostoc punctiforme PCC 73102	Mutation(s): 0 Gene Names: Npun_R1517
UniProt
Find proteins for B2IZS7 (Nostoc punctiforme (strain ATCC 29133 / PCC 73102)) Explore B2IZS7 Go to UniProtKB: B2IZS7
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	B2IZS7
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.01 Å
R-Value Free: 0.237 (Depositor), 0.237 (DCC)
R-Value Work: 0.188 (Depositor), 0.189 (DCC)
R-Value Observed: 0.190 (Depositor)

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 56.336	α = 90
b = 56.336	β = 90
c = 56.491	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PROTEUM2	data collection
SAINT	data reduction
SADABS	data scaling
SHELXS	phasing

Structure Validation

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Entry History

Deposition Data

Released Date: 2009-01-20

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2009-01-20
Type: Initial release
Version 1.1: 2011-07-13
Changes: Source and taxonomy, Version format compliance
Version 1.2: 2024-02-21
Changes: Data collection, Database references, Refinement description

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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.