Structure of PDB 2sas Chain A Binding Site BS01

Receptor Information
>2sas Chain A (length=185) Species: 7740 (Branchiostoma lanceolatum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GLNDFQKQKIKFTFDFFLDMNHDGSIQDNDFEDMMTRYKEVNKGSLSDAD
YKSMQASLEDEWRDLKGRADINKDDVVSWEEYLAMWEKTIATCKSVADLP
AWCQNRIPFLFKGMDVSGDGIVDLEEFQNYCKNFQLQCADVPAVYNVITD
GGKVTFDLNRYKELYYRLLTSPAADAGNTLMGQKP
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 chain2sas Chain A Residue 186 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2sas Structure of a sarcoplasmic calcium-binding protein from amphioxus refined at 2.4 A resolution.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		D19 N21 D23 S25 D30
Binding residue
(residue number reindexed from 1)		D19 N21 D23 S25 D30
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:2sas, PDBe:2sas, PDBj:2sas
PDBsum2sas
PubMed8429557
UniProtP04570|SCP2_BRALA Sarcoplasmic calcium-binding proteins II, V, VI, and VII

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