BMRB Entry 30826

Title:
NMR solution structure of Nak1 from the Necator americanus hookworm
Deposition date:
2020-12-17
Original release date:
2021-10-22
Authors:
Smallwood, T.; Rosengren, K.; Clark, R.
Citation:

Citation: Smallwood, Taylor; Navarro, Severine; Cristofori-Armstrong, Ben; Watkins, Thomas; Tungatt, Katie; Ryan, Rachael; Haigh, Oscar; Lutzky, Viviana; Mulvenna, Jason; Rosengren, K Johan; Loukas, Alex; Miles, John; Clark, Richard. "Synthetic hookworm-derived peptides are potent modulators of primary human immune cell function that protect against experimental colitis in vivo"  J. Biol. Chem. 297, 100834-100834 (2021).
PubMed: 34051231

Assembly members:

Assembly members:
entity_1, polymer, 40 residues, 4377.214 Da.

Natural source:

Natural source:   Common Name: Human hookworm   Taxonomy ID: 51031   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Necator americanus

Experimental source:

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):

Entity Sequences (FASTA):
entity_1: CRDRIPQNVCEQMKKNGKCG DPRMSTIAELQCPKTCGKCX

Data sets:
Data typeCount
13C chemical shifts117
15N chemical shifts41
1H chemical shifts255

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
  • Hide all

Assembly:

Entity Assembly IDEntity NameEntity ID
1unit_11

Entities:

Entity 1, unit_1 40 residues - 4377.214 Da.

1   CYSARGASPARGILEPROGLNASNVALCYS
2   GLUGLNMETLYSLYSASNGLYLYSCYSGLY
3   ASPPROARGMETSERTHRILEALAGLULEU
4   GLNCYSPROLYSTHRCYSGLYLYSCYSNH2

Samples:

sample_1: Nak1 1 mg/mL

sample_conditions_1: ionic strength: 0 mM; pH: 3.5; pressure: 1 atm; temperature: 298 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-1H NOESYsample_1isotropicsample_conditions_1
2D 1H-1H TOCSYsample_1isotropicsample_conditions_1
2D 1H-13C HSQCsample_1isotropicsample_conditions_1
2D DQF-COSYsample_1isotropicsample_conditions_1
2D 1H-15N HSQCsample_1isotropicsample_conditions_1

Software:

CNS, Brunger, Adams, Clore, Gros, Nilges and Read - refinement

CYANA, Guntert, Mumenthaler and Wuthrich - structure calculation

CARA, Keller and Wuthrich - chemical shift assignment, peak picking

TopSpin, Bruker Biospin - collection, processing

TALOS, Cornilescu, Delaglio and Bax - data analysis

NMR spectrometers:

  • Bruker AVANCE 600 MHz

Download HSQC peak lists in one of the following formats:
CSV: Backbone or all simulated peaks
SPARKY: Backbone or all simulated peaks