8QY3
Xylanase from Bacillus circulans mutant E78Q/F125A bound to xylotriose
Functional Information from PROSITE/UniProt
site_id | PS00777 |
Number of Residues | 12 |
Details | GH11_2 Glycosyl hydrolases family 11 (GH11) active site signature 2. MatEGYQSSGsS |
Chain | Residue | Details |
A | MET169-SER180 |
Functional Information from SwissProt/UniProt
site_id | SWS_FT_FI1 |
Number of Residues | 1 |
Details | ACT_SITE: Nucleophile => ECO:0000255|PROSITE-ProRule:PRU10062, ECO:0000269|PubMed:8019418 |
Chain | Residue | Details |
A | GLN78 |
site_id | SWS_FT_FI2 |
Number of Residues | 1 |
Details | ACT_SITE: Proton donor => ECO:0000255|PROSITE-ProRule:PRU10063, ECO:0000269|PubMed:8019418 |
Chain | Residue | Details |
A | GLU172 |
Catalytic Information from CSA
site_id | MCSA1 |
Number of Residues | 5 |
Details | M-CSA 432 |
Chain | Residue | Details |
A | ASN35 | modifies pKa |
A | TYR69 | electrostatic destabiliser |
A | GLN78 | covalent catalysis, proton shuttle (general acid/base) |
A | TYR80 | modifies pKa |
A | GLU172 | proton shuttle (general acid/base) |