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1EO5

Bacillus circulans strain 251 cyclodextrin glycosyltransferase in complex with maltoheptaose

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
A0030246molecular_functioncarbohydrate binding
A0043169molecular_functioncation binding
A0043895molecular_functioncyclomaltodextrin glucanotransferase activity
A0046872molecular_functionmetal ion binding
A2001070molecular_functionstarch binding
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Nucleophile
ChainResidueDetails
AALA229

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE: Proton donor
ChainResidueDetails
AALA257

site_idSWS_FT_FI3
Number of Residues21
DetailsBINDING:
ChainResidueDetails
AASP27
ASER145
AILE190
AASN193
AASP199
AARG227
ALYS232
AHIS233
AALA315
AHIS327
AASP371
AASN29
AARG375
AASP577
AASN32
AASN33
AGLY51
AASP53
ATYR100
AASN139
AHIS140

site_idSWS_FT_FI4
Number of Residues1
DetailsSITE: Transition state stabilizer => ECO:0000250
ChainResidueDetails
AASP328

Catalytic Information from CSA
site_idMCSA1
Number of Residues5
DetailsM-CSA 45
ChainResidueDetails
AARG227electrostatic stabiliser, hydrogen bond donor
AALA229nucleofuge, nucleophile
AALA257hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
AHIS327electrostatic stabiliser, hydrogen bond donor
AASP328electrostatic stabiliser, hydrogen bond acceptor

217705

PDB entries from 2024-03-27

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