Structure of PDB 1ho3 Chain B Binding Site BS01

Receptor Information
>1ho3 Chain B (length=326) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LPNITILATGGTIAGGGDSATKSNFTVGKVGVENLVNAVPQLKDIANVKG
EQVVNIGSQDMNDNVWLTLAKKINTDCDKTDGFVITHGTDTMEETAYFLD
LTVKCDKPVVMVGAMRPSTSMSADGPFNLYNAVVTAADKASANRGVLVVM
NDTVLDGRDVTKTNTTDVATFKSVNYGPLGYIHNGKIDYQRTPARKHTSD
TPFDVSKLNELPKVGIVYNYANASDLPAKALVDAGYDGIVSAGVGNGNLY
KSVFDTLATAAKTGTAVVRSSRVPTGATTQDAEVDDAKYGFVASGTLNPQ
KARVLLQLALTQTKDPQQIQQIFNQY
Ligand information
Ligand IDASP
InChIInChI=1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m0/s1
InChIKeyCKLJMWTZIZZHCS-REOHCLBHSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0C(C(C(=O)O)N)C(=O)O
OpenEye OEToolkits 1.7.0C([C@@H](C(=O)O)N)C(=O)O
CACTVS 3.370N[CH](CC(O)=O)C(O)=O
CACTVS 3.370N[C@@H](CC(O)=O)C(O)=O
ACDLabs 12.01O=C(O)CC(N)C(=O)O
FormulaC4 H7 N O4
NameASPARTIC ACID
ChEMBLCHEMBL274323
DrugBankDB00128
ZINCZINC000000895032
PDB chain1ho3 Chain B Residue 400 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1ho3 Structures of two highly homologous bacterial L-asparaginases: a case of enantiomorphic space groups.
Resolution2.5 Å
Binding residue
(original residue number in PDB)		T12 S58 G88 T89 D90
Binding residue
(residue number reindexed from 1)		T12 S58 G88 T89 D90
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) T12 F25 T89 D90 K162 E283
Catalytic site (residue number reindexed from 1) T12 F25 T89 D90 K162 E283
Enzyme Commision number 3.5.1.1: asparaginase.
Gene Ontology
Molecular Function
GO:0004067 asparaginase activity
GO:0016787 hydrolase activity
GO:0042802 identical protein binding
Biological Process
GO:0006520 amino acid metabolic process
GO:0006528 asparagine metabolic process
GO:0006530 asparagine catabolic process
GO:0051289 protein homotetramerization
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0032991 protein-containing complex
GO:0042597 periplasmic space

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1ho3, PDBe:1ho3, PDBj:1ho3
PDBsum1ho3
PubMed11223513
UniProtP00805|ASPG2_ECOLI L-asparaginase 2 (Gene Name=ansB)

[Back to BioLiP]