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5LKY

X-ray crystal structure of N-acetylneuraminic acid lyase in complex with pyruvate, with the phenylalanine at position 190 replaced with the non-canonical amino acid dihydroxypropylcysteine.

Functional Information from GO Data
ChainGOidnamespacecontents
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0005975biological_processcarbohydrate metabolic process
A0008747molecular_functionN-acetylneuraminate lyase activity
A0016829molecular_functionlyase activity
A0019262biological_processN-acetylneuraminate catabolic process
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0005975biological_processcarbohydrate metabolic process
B0008747molecular_functionN-acetylneuraminate lyase activity
B0016829molecular_functionlyase activity
B0019262biological_processN-acetylneuraminate catabolic process
C0005737cellular_componentcytoplasm
C0005829cellular_componentcytosol
C0005975biological_processcarbohydrate metabolic process
C0008747molecular_functionN-acetylneuraminate lyase activity
C0016829molecular_functionlyase activity
C0019262biological_processN-acetylneuraminate catabolic process
D0005737cellular_componentcytoplasm
D0005829cellular_componentcytosol
D0005975biological_processcarbohydrate metabolic process
D0008747molecular_functionN-acetylneuraminate lyase activity
D0016829molecular_functionlyase activity
D0019262biological_processN-acetylneuraminate catabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues5
Detailsbinding site for residue PEG A 301
ChainResidue
AASP141
AGLY144
DASP141
DLEU142
DGLY144

site_idAC2
Number of Residues2
Detailsbinding site for residue PEG B 301
ChainResidue
BASP141
CASP141

site_idAC3
Number of Residues12
Detailsbinding site for Di-peptide GLY B 189 and P9S B 190
ChainResidue
BTHR167
BALA168
BSER188
BASP191
BGLU192
BMET193
BLEU194
BILE206
BHOH401
BHOH402
BASP141
BTYR166

site_idAC4
Number of Residues17
Detailsbinding site for Di-peptide P9S B 190 and ASP B 191
ChainResidue
BASP141
BTHR167
BALA168
BSER188
BGLY189
BGLU192
BMET193
BLEU194
BGLY207
BSER208
BTHR209
BTYR210
BGLN236
BHOH401
BHOH402
BHOH440
BHOH457

site_idAC5
Number of Residues12
Detailsbinding site for Di-peptide GLY C 189 and P9S C 190
ChainResidue
CASP141
CTYR166
CTHR167
CLEU187
CSER188
CASP191
CGLU192
CMET193
CLEU194
CILE206
CHOH303
CHOH324

site_idAC6
Number of Residues16
Detailsbinding site for Di-peptide P9S C 190 and ASP C 191
ChainResidue
CASP141
CSER188
CGLY189
CGLU192
CMET193
CLEU194
CGLY207
CSER208
CTHR209
CTYR210
CGLN236
CHOH303
CHOH324
CHOH325
CHOH368
CHOH384

site_idAC7
Number of Residues11
Detailsbinding site for Di-peptide GLY D 189 and P9S D 190
ChainResidue
DASP141
DTYR166
DTHR167
DALA168
DSER188
DASP191
DGLU192
DMET193
DLEU194
DILE206
DHOH306

site_idAC8
Number of Residues15
Detailsbinding site for Di-peptide P9S D 190 and ASP D 191
ChainResidue
DASP141
DALA168
DSER188
DGLY189
DGLU192
DMET193
DLEU194
DGLY207
DSER208
DTHR209
DTYR210
DGLN236
DHOH306
DHOH343
DHOH372

Functional Information from PROSITE/UniProt
site_idPS00666
Number of Residues31
DetailsDHDPS_2 Dihydrodipicolinate synthase signature 2. YAIPdlTgvnIsieqfselfnhek.IvGVKYT
ChainResidueDetails
ATYR137-THR167

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"HAMAP-Rule","id":"MF_01237","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsActive site: {"description":"Schiff-base intermediate with substrate","evidences":[{"source":"HAMAP-Rule","id":"MF_01237","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"23418011","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues28
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"27943302","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"5KZD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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