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3ECQ

Endo-alpha-N-acetylgalactosaminidase from Streptococcus pneumoniae: SeMet structure

Functional Information from GO Data
ChainGOidnamespacecontents
A0030246molecular_functioncarbohydrate binding
A0033926molecular_functionendo-alpha-N-acetylgalactosaminidase activity
B0030246molecular_functioncarbohydrate binding
B0033926molecular_functionendo-alpha-N-acetylgalactosaminidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CA A 2000
ChainResidue
AASP577
AASN579
AASP581
ALYS583
AASP588

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 2001
ChainResidue
AASP1411
AHOH2004
AASP1233
AGLU1235
AGLU1281
ATRP1284

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE NA A 2002
ChainResidue
AGLU703
AASP728
AHIS1258

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL A 2003
ChainResidue
AASP813
ATHR815
ALYS862
AASP863
ATRP867
AARG870

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 2000
ChainResidue
BASP577
BASN579
BASP581
BLYS583
BASP588
BHOH2009

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 2001
ChainResidue
BASP1233
BGLU1235
BGLU1281
BTRP1284
BASP1411
BHOH2014

site_idAC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE NA B 2002
ChainResidue
BGLU703
BASP728
BHIS1258

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL B 2003
ChainResidue
BASP813
BTHR815
BLYS862
BASP863
BTRP867
BGLN868
BARG870

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues20
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"19788271","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"PubMed","id":"19788271","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues18
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18784084","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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