Regulation of alpha-amylase AMY3 activity by pseudoamylase BAM9

Christopher Berndsen Submitted to SASBDB: 2024 Jul 30
Published in SASBDB:

SASDVW5 – alpha-amylase AMY3

Alpha-amylase 3, chloroplastic experimental SAS data
BILBOMD model
Sample: Alpha-amylase 3, chloroplastic dimer, 187 kDa Arabidopsis thaliana protein
Buffer: 20 mM HEPES, 100 mM NaCl, 0.2 mM TCEP, pH: 7
Experiment: SAXS data collected at 12.3.1 (SIBYLS), Advanced Light Source (ALS) on 2023 May 16
RgGuinier 5.1 nm
Dmax 21.5 nm
VolumePorod 444 nm3

SASDVX5 – pseudoamylase BAM9

Inactive beta-amylase 9 experimental SAS data
ALPHAFOLD model
Sample: Inactive beta-amylase 9 monomer, 50 kDa Arabidopsis thaliana protein
Buffer: 20 mM HEPES, 100 mM NaCl, 0.2 mM TCEP, pH: 7
Experiment: SAXS data collected at 12.3.1 (SIBYLS), Advanced Light Source (ALS) on 2023 May 16
RgGuinier 2.4 nm
Dmax 8.7 nm
VolumePorod 87 nm3

SASDVY5 – pseudoamylase BAM9 bound to alpha-amylase AMY3

Inactive beta-amylase 9Alpha-amylase 3, chloroplastic experimental SAS data
BILBOMD model
Sample: Inactive beta-amylase 9 monomer, 50 kDa Arabidopsis thaliana protein
Alpha-amylase 3, chloroplastic monomer, 94 kDa Arabidopsis thaliana protein
Buffer: 20 mM HEPES, 100 mM NaCl, 0.2 mM TCEP, pH: 7
Experiment: SAXS data collected at 12.3.1 (SIBYLS), Advanced Light Source (ALS) on 2023 May 16
RgGuinier 5.0 nm
Dmax 25.5 nm
VolumePorod 380 nm3