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1PP4

The crystal structure of rhamnogalacturonan acetylesterase in space group P3121

Functional Information from GO Data
ChainGOidnamespacecontents
A0016787molecular_functionhydrolase activity
A0016788molecular_functionhydrolase activity, acting on ester bonds
B0016787molecular_functionhydrolase activity
B0016788molecular_functionhydrolase activity, acting on ester bonds
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"10801485","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsActive site: {"evidences":[{"source":"PubMed","id":"10801485","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"10801485","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11752785","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18645234","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (high mannose) asparagine","evidences":[{"source":"PubMed","id":"10801485","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11752785","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18645234","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues6
Details
ChainResidueDetails
AASP192
AGLY42
AHIS195
AASN74
ASER9
ASER9

site_idCSA2
Number of Residues6
Details
ChainResidueDetails
BASP192
BGLY42
BHIS195
BASN74
BSER9
BSER9

site_idMCSA1
Number of Residues5
DetailsM-CSA 705
ChainResidueDetails
ASER9covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
AGLY42electrostatic stabiliser
AASN74electrostatic stabiliser
AASP192electrostatic stabiliser, increase basicity
AHIS195proton acceptor, proton donor

site_idMCSA2
Number of Residues5
DetailsM-CSA 705
ChainResidueDetails
BSER9covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
BGLY42electrostatic stabiliser
BASN74electrostatic stabiliser
BASP192electrostatic stabiliser, increase basicity
BHIS195proton acceptor, proton donor

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PDB entries from 2025-10-01

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