› 4d6g

X-ray diffraction
1.24Å resolution

Crystal structure of a family 98 glycoside hydrolase catalytic module (Sp3GH98) in complex with the blood group A-trisaccharide (L19 mutant)

Released:
DOI: 10.2210/pdb4d6g/pdb
PDB entry 4d6g coloured by chain, front view.
PDB entry 4d6g coloured by chain, side view.
PDB entry 4d6g coloured by chain, top view.
Source organism: Streptococcus pneumoniae SP3-BS71
Primary publication:
Toward Efficient Enzymes for the Generation of Universal Blood through Structure-Guided Directed Evolution.
Kwan DH, Constantinescu I, Chapanian R, Higgins MA, Kötzler MP, Samain E, Boraston AB, Kizhakkedathu JN, Withers SG
J Am Chem Soc 137 5695-705 (2015)
PMID: 25870881

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-164377 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
GLYCOSIDE HYDROLASE Chain: A
Molecule details ›
Chain: A
Length: 599 amino acids
Theoretical weight: 69.07 KDa
Source organism: Streptococcus pneumoniae SP3-BS71
Expression system: Escherichia coli BL21(DE3)
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: GAL, GLA, FUC, A2G
Carbohydrate polymer
1 bound ligand:
Ligand EDO 1 x EDO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CLSI
Spacegroup: C2221
Unit cell:
a: 92.25Å b: 154.02Å c: 96.66Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.118 0.117 0.133
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

8 review citations

What are the Limitations of Enzymes in Synthetic Organic Chemistry?
Reetz MT. (2016)
7 more