SMTL ID : 8ja6.1

Structure of the alginate epimerase/lyase complexed with tri-mannuronic acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x BEM- BEM- BEM: beta-D-mannopyranuronic acid-(1-4)-beta-D-mannopyranuronic acid-(1-4)-beta-D-mannopyranuronic acid

BEM-BEM-BEM.1: 11 residues within 4Å: Chain A: E.51, S.53, K.84, T.86, R.90, N.93, Y.122, P.127, R.128, R.148, H.154 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:K.84, A:R.148, A:R.148 Water bridges: A:H.154, A:H.154 Salt bridges: A:R.128

6 x CA: CALCIUM ION(Non-covalent)

CA.2: 6 residues within 4Å: Chain A: S.91, K.92, E.95, T.97, G.124, D.133 6 PLIP interactions: 6 interactions with chain A Metal complexes: A:S.91, A:K.92, A:E.95, A:T.97, A:G.124, A:D.133 CA.3: 6 residues within 4Å: Chain A: S.339, G.341, D.343, G.356, A.358, D.361 6 PLIP interactions: 6 interactions with chain A Metal complexes: A:S.339, A:G.341, A:D.343, A:G.356, A:A.358, A:D.361 CA.4: 5 residues within 4Å: Chain A: G.357, G.359, D.361, D.379, D.392 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:G.357, A:G.359, A:D.361, A:D.379, A:D.392 CA.5: 7 residues within 4Å: Chain A: A.348, G.350, D.352, G.365, G.366, G.367, D.370 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:A.348, A:G.350, A:D.352, A:G.365, A:G.367 CA.6: 5 residues within 4Å: Chain A: G.366, G.367, G.368, D.370, D.402 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:G.366, A:G.368, A:D.370, A:D.402, H2O.1, H2O.7 CA.7: 2 residues within 4Å: Chain A: Q.111, T.114 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:Q.111, A:T.114, H2O.7, H2O.8, H2O.8

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.8: 4 residues within 4Å: Chain A: L.253, K.255, R.276, R.278 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.253 Water bridges: A:N.220, A:E.250 Salt bridges: A:R.276, A:R.278

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fujiwara, T. et al., Structural basis for the minimal bifunctional alginate epimerase AlgE3 from Azotobacter chroococcum. Febs Lett. (2024)

Release Date

2024-05-08

Peptides

mannuronan 5-epimerase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

mannuronan 5-epimerase

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