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4HPN

Crystal structure of a proposed galactarolactone cycloisomerase from Agrobacterium Tumefaciens, target EFI-500704, with bound Ca, ordered loops

Functional Information from GO Data
ChainGOidnamespacecontents
A0000287molecular_functionmagnesium ion binding
A0009063biological_processamino acid catabolic process
A0016052biological_processcarbohydrate catabolic process
A0016836molecular_functionhydro-lyase activity
A0016853molecular_functionisomerase activity
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 401
ChainResidue
AASP194
AGLU220
AGLU246
AHOH517
AHOH606
AHOH630

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 402
ChainResidue
AHOH642
AHOH672
AHOH692
AASP209
AGLY237
AHOH584

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE IMD A 403
ChainResidue
AHIS13
AARG14
AASP147
ASER150
AGLU151
AGLU154
AHIS334
ANI404

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE NI A 404
ChainResidue
AHIS13
AGLU154
AHIS334
AIMD403

Functional Information from PROSITE/UniProt
site_idPS00908
Number of Residues26
DetailsMR_MLE_1 Mandelate racemase / muconate lactonizing enzyme family signature 1. AlSGIDiALwDIkGKhygaSIsmLLG
ChainResidueDetails
AALA97-GLY122

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000250
ChainResidueDetails
AHIS296

site_idSWS_FT_FI2
Number of Residues3
DetailsBINDING:
ChainResidueDetails
AASP194
AGLU220
AGLU246

site_idSWS_FT_FI3
Number of Residues1
DetailsSITE: Increases basicity of active site His => ECO:0000250
ChainResidueDetails
AASP269

Catalytic Information from CSA
site_idMCSA1
Number of Residues7
DetailsM-CSA 483
ChainResidueDetails
ALYS166proton shuttle (general acid/base)
AASP194metal ligand
AGLU220metal ligand
AGLU246metal ligand
AASP269modifies pKa
AHIS296proton shuttle (general acid/base)
AGLU329proton shuttle (general acid/base)

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PDB entries from 2024-05-29

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