ISDA

Deposition Date 2009-03-02

Release Date 2009-03-17

Last Version Date 2023-12-13

Entry Detail

PDB ID:

2WBK

Keywords:

HYDROLASE

Title:

Structure of the Michaelis complex of beta-mannosidase, Man2A, provides insight into the conformational itinerary of mannoside hydrolysis

Biological Source:

Source Organism:

BACTEROIDES THETAIOTAOMICRON (Taxon ID: 226186)

Host Organism:

ESCHERICHIA COLI

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

2.10 Å

R-Value Free:

0.23

R-Value Work:

0.16

R-Value Observed:

0.17

Space Group:

P 1 21 1

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Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Molecule:BETA-MANNOSIDASE
Gene (Uniprot):BT_0458
Mutations:YES
Chain IDs:A, B
Chain Length:847
Number of Molecules:2
Biological Source:BACTEROIDES THETAIOTAOMICRON

UniProt ID:Q8AAK6 Pfam ID:PF22666, PF00703, PF17786, PF17753 EC:3.2.1.25

Ligand Molecules

EDO

M2F

Primary Citation

Structure of the Michaelis Complex of Beta-Mannosidase, Man2A, Provides Insight Into the Conformational Itinerary of Mannoside Hydrolysis.

Offen, W.A, Zechel, D.L, Withers, S.G, Gilbert, H.J, Davies, G.J.Show

Cell(Cambridge,Mass.) 18 2484 ? (2009)

PMID: 19532864 DOI: 10.1039/B902240F

Abstact

The Michaelis complex of the beta-mannosidase Man2A shows distortion to a (1)S(5) conformation adding to the growing body of evidence supporting catalysis through a boat conformation.

Legend

Protein

Chemical

Disease

Primary Citation of related structures