Structure of PDB 1cse Chain E Binding Site BS01

Receptor Information
>1cse Chain E (length=274) Species: 1423 (Bacillus subtilis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AQTVPYGIPLIKADKVQAQGFKGANVKVAVLDTGIQASHPDLNVVGGASF
VAGEAYNTDGNGHGTHVAGTVAALDNTTGVLGVAPSVSLYAVKVLNSSGS
GSYSGIVSGIEWATTNGMDVINMSLGGASGSTAMKQAVDNAYARGVVVVA
AAGNSGNSGSTNTIGYPAKYDSVIAVGAVDSNSNRASFSSVGAELEVMAP
GAGVYSTYPTNTYATLNGTSMASPHVAGAAALILSKHPNLSASQVRNRLS
STATYLGSSFYYGKGLINVEAAAQ
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0
[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain1cse Chain E Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cse The high-resolution X-ray crystal structure of the complex formed between subtilisin Carlsberg and eglin c, an elastase inhibitor from the leech Hirudo medicinalis. Structural analysis, subtilisin structure and interface geometry.
Resolution1.2 Å
Binding residue
(original residue number in PDB)
A169 K170 Y171 V174 A176
Binding residue
(residue number reindexed from 1)
A168 K169 Y170 V173 A175
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) S221
Catalytic site (residue number reindexed from 1) S220
Enzyme Commision number 3.4.21.62: subtilisin.
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:1cse, PDBe:1cse, PDBj:1cse
PDBsum1cse
PubMed3301348
UniProtB0FXJ2

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