Structure of PDB 1ahr Chain A Binding Site BS01

Receptor Information
>1ahr Chain A (length=146) Species: 9031 (Gallus gallus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ADQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQD
MINEVDADGNGTIDFPEFLTMMARKMKDSEEEIREAFRVFDKDGNGFISA
AELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVTMMTSK
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 chain1ahr Chain A Residue 149 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ahr The structure of a calmodulin mutant with a deletion in the central helix: implications for molecular recognition and protein binding.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		D20 D22 D24 T26 E31
Binding residue
(residue number reindexed from 1)		D20 D22 D24 T26 E31
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) V35
Catalytic site (residue number reindexed from 1) V35
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0005515 protein binding
GO:0017022 myosin binding
GO:0046872 metal ion binding
GO:0051401 CH domain binding
GO:0097718 disordered domain specific binding
Cellular Component
GO:0005737 cytoplasm
GO:0032991 protein-containing complex

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Molecular Function
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Cellular Component
External links
PDB RCSB:1ahr, PDBe:1ahr, PDBj:1ahr
PDBsum1ahr
PubMed9195880
UniProtP62149|CALM_CHICK Calmodulin (Gene Name=CALM)

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