Structure of PDB 1cl2 Chain B Binding Site BS01

Receptor Information
>1cl2 Chain B (length=392) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KKLDTQLVNAGRSKKYTLGAVNSVIQRASSLVFDSVEAKKHATRNRANGE
LFYGRRGTLTHFSLQQAMCELEGGAGCVLFPCGAAAVANSILAFIEQGDH
VLMTNTAYEPSQDFCSKILSKLGVTTSWFDPLIGADIVKHLQPNTKIVFL
ESPGSITMEVHDVPAIVAAVRSVVPDAIIMIDNTWAAGVLFKALDFGIDV
SIQAATKYLVGHSDAMIGTAVCNARCWEQLRENAYLMGQMVDADTAYITS
RGLRTLGVRLRQHHESSLKVAEWLAEHPQVARVNHPALPGSKGHEFWKRD
FTGSSGLFSFVLKKKLNNEELANYLDNFSLFSMAYSWGGYESLILANQPE
HIAAIRPQGEIDFSGTLIRLHIGLEDVDDLIADLDAGFARIV
Ligand information
Ligand IDPPG
InChIInChI=1S/C14H20N3O8P/c1-9-13(18)11(10(6-16-9)8-25-26(21,22)23)7-17-12(14(19)20)2-4-24-5-3-15/h2,4,6,18H,3,5,7-8,15H2,1H3,(H,19,20)(H2,21,22,23)/b4-2+,17-12+
InChIKeyOBCQKAZQAHYUOZ-CALQLVRRSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c(c(c(cn1)COP(=O)(O)O)CN=C(C=COCCN)C(=O)O)O
ACDLabs 12.01O=P(O)(O)OCc1cnc(c(O)c1C/N=C(\C=C\OCCN)C(=O)O)C
CACTVS 3.370Cc1ncc(CO[P](O)(O)=O)c(CN=C(\C=C\OCCN)C(O)=O)c1O
CACTVS 3.370Cc1ncc(CO[P](O)(O)=O)c(CN=C(C=COCCN)C(O)=O)c1O
OpenEye OEToolkits 1.7.6Cc1c(c(c(cn1)COP(=O)(O)O)C/N=C(\C=C\OCCN)/C(=O)O)O
FormulaC14 H20 N3 O8 P
Name(2E,3E)-4-(2-aminoethoxy)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid
ChEMBL
DrugBankDB03287
ZINCZINC000098209316
PDB chain1cl2 Chain B Residue 500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cl2 Slow-binding inhibition of Escherichia coli cystathionine beta-lyase by L-aminoethoxyvinylglycine: a kinetic and X-ray study.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		C85 G86 A87 Y111 D185 A207 T209 K210 M219 Y338 S339 W340 R372
Binding residue
(residue number reindexed from 1)		C82 G83 A84 Y108 D182 A204 T206 K207 M216 Y335 S336 W337 R369
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) R58 Y111 D185 K210
Catalytic site (residue number reindexed from 1) R55 Y108 D182 K207
Enzyme Commision number 4.4.1.13: cysteine-S-conjugate beta-lyase.
4.4.1.28: L-cysteine desulfidase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0008784 alanine racemase activity
GO:0016829 lyase activity
GO:0030170 pyridoxal phosphate binding
GO:0042802 identical protein binding
GO:0047804 cysteine-S-conjugate beta-lyase activity
GO:0080146 L-cysteine desulfhydrase activity
Biological Process
GO:0006520 amino acid metabolic process
GO:0009086 methionine biosynthetic process
GO:0019346 transsulfuration
GO:0019450 L-cysteine catabolic process to pyruvate
GO:0051289 protein homotetramerization
Cellular Component
GO:0005737 cytoplasm
GO:0032991 protein-containing complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1cl2, PDBe:1cl2, PDBj:1cl2
PDBsum1cl2
PubMed9376370
UniProtP06721|METC_ECOLI Cystathionine beta-lyase MetC (Gene Name=metC)

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