BMRB Entry 16062

Name: NMR solution structure of the pheromone En-1 of Euplotes nobilii at -1.5 C
Published: 2009-07-23

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PDB ID: 2kc6
Entry in NMR Restraints Grid
Validation report in NRG-CING
Chem Shift validation: AVS_full, SPARTA
BMRB Entry DOI: doi:10.13018/BMR16062
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Bioinformatics (2015) 31 (8): 1322-1324 doi:10.1093/bioinformatics/btu829

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Title:

NMR solution structure of the pheromone En-1 of Euplotes nobilii at -1.5 C

Deposition date:

2008-12-17

Original release date:

2009-07-23

Authors:

Pedrini, Bill; Alimenti, Claudio; Vallesi, Adriana; Luporini, Pierangelo; Wuthrich, Kurt

Citation:

Citation: Alimenti, Claudio; Vallesi, Adriana; Pedrini, Bill; Wuthrich, Kurt; Luporini, Pierangelo. "Molecular cold-adaptation: Comparative analysis of two homologous families of psychrophilic and mesophilic signal proteins of the protozoan ciliate, Euplotes" IUBMB Life 61, 838-845 (2009).
PubMed: 19621350

Assembly members:

Assembly members:
En-1, polymer, 52 residues, 5630.097 Da.

Natural source:

Natural source: Common Name: Euplotes nobilii Taxonomy ID: 184062 Superkingdom: Eukaryota Kingdom: not available Genus/species: Euplotes nobilii

Experimental source:

Experimental source: Production method: purified from the natural source Host organism: Euplotes nobilii

Entity Sequences (FASTA):

Entity Sequences (FASTA):
En-1: NPEDWFTPDTCAYGDSNTAW TTCTTPGQTCYTCCSSCFDV VGEQACQMSAQC

Data sets:

assigned_chemical_shifts
- assigned_chem_shift_list_1

Data type	Count
13C chemical shifts	139
1H chemical shifts	300

Additional metadata:

Assembly
Samples and Experiments
Software
Spectrometers
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Assembly:

Entity Assembly ID	Entity Name	Entity ID
1	En-1	1

Entities:

Entity 1, En-1 52 residues - 5630.097 Da.

1

ASN

PRO

GLU

ASP

TRP

PHE

THR

PRO

ASP

THR

2

CYS

ALA

TYR

GLY

ASP

SER

ASN

THR

ALA

TRP

3

THR

CYS

THR

PRO

GLY

GLN

THR

CYS

4

TYR

THR

CYS

SER

CYS

PHE

ASP

VAL

5

VAL

GLY

GLU

GLN

ALA

CYS

GLN

MET

SER

ALA

6

GLN

CYS

Samples:

sample_1: En-1 1.0 mM; sodium phosphate 20 mM

sample_conditions_1: pH: 6.0; temperature: 275.0 K

sample_conditions_2: pH: 6.0; temperature: 271.7 K

Experiments:

Name	Sample	Sample state	Sample conditions
2D DQF-COSY	sample_1	isotropic	sample_conditions_1
2D 1H-1H TOCSY	sample_1	isotropic	sample_conditions_1
2D 1H-1H NOESY	sample_1	isotropic	sample_conditions_1
2D 1H-13C HSQC	sample_1	isotropic	sample_conditions_1
2D 1H-1H NOESY	sample_1	isotropic	sample_conditions_2

Software:

CARA v1.4.1, Keller and Wuthrich - chemical shift assignment

ATNOS v1.2, Herrmann, Guntert, Wuthrich - peak picking

CANDID, Herrmann, Guntert and Wuthrich - distance constraint calculation, peak assignment

CYANA v1, Guntert, Mumenthaler and Wuthrich - torsion angle dynamics simulated annealing

OPALp, Luginbuhl, Guntert, Billeter and Wuthrich - refinement

NMR spectrometers:

Bruker Avance 600 MHz
Bruker Avance 800 MHz

PDB	2KC6 2NSV
GB	ACQ66088
SP	P83441
AlphaFold	P83441