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2SLI

LEECH INTRAMOLECULAR TRANS-SIALIDASE COMPLEXED WITH 2,7-ANHYDRO-NEU5AC, THE REACTION PRODUCT

Functional Information from GO Data
ChainGOidnamespacecontents
A0004308molecular_functionexo-alpha-sialidase activity
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
A0016829molecular_functionlyase activity
A0033995molecular_functionanhydrosialidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues19
DetailsBINDING SITE FOR RESIDUE SKD A 760
ChainResidue
AARG293
AGLU595
AARG611
AARG673
ATYR713
ATRP734
AHOH820
AHOH1173
AHOH1196
AHOH1248
AHOH1312
AILE294
AARG312
AASP318
AASP375
AASP392
ASER400
ATYR561
ATHR593

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton acceptor
ChainResidueDetails
AASP318

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE:
ChainResidueDetails
AGLU595

site_idSWS_FT_FI3
Number of Residues1
DetailsACT_SITE: Nucleophile
ChainResidueDetails
ATYR713

site_idSWS_FT_FI4
Number of Residues3
DetailsBINDING:
ChainResidueDetails
AARG293
AARG611
AARG673

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1sll
ChainResidueDetails
AGLU595
ATYR713
AASP318

site_idMCSA1
Number of Residues3
DetailsM-CSA 612
ChainResidueDetails
AASP318electrostatic stabiliser, proton acceptor, proton donor
AGLU595electrostatic stabiliser
ATYR713electrostatic stabiliser

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PDB entries from 2024-07-31

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