BMRB

Biological Magnetic Resonance Data Bank


A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
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BMRB Entry 4490

Title: Solution structure of the major alpha-amylase inhibitor of the crop plant Amaranth

Authors: Lu, Shanyun; Deng, Pengchi; Liu, Xiucai; Luo, Jingchu; Han, Rushan; Gu, Xiaocheng; Liang, Songping; Wang, Xianchun; Li, Feng; Lozanov, Valentin; Patthy, Andras; Pongor, Sandor

Citation: Lu, Shanyun; Deng, Pengchi; Liu, Xiucai; Luo, Jingchu; Han, Rushan; Gu, Xiaocheng; Liang, Songping; Wang, Xianchun; Li, Feng; Lozanov, Valentin; Patthy, Andras; Pongor, Sandor. "Solution structure of the major alpha-amylase inhibitor of the crop plant Amaranth"  J. Biol. Chem. 274, 20473-20478 (1999).

Assembly members:
alpha-amylase inhibitor, polymer, 32 residues, Formula weight is not available

Natural source:   Common Name: Amaranthus hypochondriacus   Taxonomy ID: 28502   Superkingdom: Eukaryota   Kingdom: Viridiplantae   Genus/species: Amaranthus hypochondriacus

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):
alpha-amylase inhibitor: CIPKWNRCGPKMDGVPCCEP YTCTSDYYGNCS

Data sets:
Data typeCount
1H chemical shifts62

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
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Assembly:

Entity Assembly IDEntity NameEntity ID
1AAI1

Entities:

Entity 1, AAI 32 residues - Formula weight is not available

1   CYSILEPROLYSTRPASNARGCYSGLYPRO
2   LYSMETASPGLYVALPROCYSCYSGLUPRO
3   TYRTHRCYSTHRSERASPTYRTYRGLYASN
4   CYSSER

Samples:

sample_1: alpha-amylase inhibitor mM; H2O 90%; D2O 10%

sample_cond_1: pH: 6.5; temperature: 300 K; ionic strength: 20 mM; pressure: 1 atm

Experiments:

NameSampleSample stateSample conditions
NOESYnot availablenot availablenot available
COSYnot availablenot availablenot available
TOCSYnot availablenot availablenot available
DQF-COSYnot availablenot availablenot available

Software:

No software information available

NMR spectrometers:

  • Bruker AMX 500 MHz

Related Database Links:

BMRB 4404
PDB
SP P80403