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4U2B

Crystal structure of dienelactone hydrolase (C123S) at 1.70 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
A0008806molecular_functioncarboxymethylenebutenolidase activity
A0016787molecular_functionhydrolase activity
A0019439biological_processobsolete aromatic compound catabolic process
A0052689molecular_functioncarboxylic ester hydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues9
Detailsbinding site for residue SO4 A 301
ChainResidue
AARG45
AGLU46
ASER49
APRO175
AALA176
AHOH411
AHOH433
AHOH450
AHOH569

site_idAC2
Number of Residues9
Detailsbinding site for residue SO4 A 302
ChainResidue
AARG81
ASER203
AARG206
ASER209
AHOH417
AHOH504
AHOH512
AHOH550
AHOH563

Functional Information from PROSITE/UniProt
site_idPS00061
Number of Residues29
DetailsADH_SHORT Short-chain dehydrogenases/reductases family signature. DleaairyarHqpYSNGKVGLvGYSlGGA
ChainResidueDetails
AASP99-ALA127

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsACT_SITE: ACT_SITE => ECO:0000269|PubMed:3221394
ChainResidueDetails
ASER123
AASP171
AHIS202

Catalytic Information from CSA
site_idMCSA1
Number of Residues7
DetailsM-CSA 492
ChainResidueDetails
AGLU36proton shuttle (general acid/base)
AILE37electrostatic stabiliser
ATYR85electrostatic stabiliser
ASER123electrostatic stabiliser
ALEU124electrostatic stabiliser
AASP171electrostatic stabiliser
AHIS202electrostatic stabiliser

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PDB entries from 2024-04-24

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