Structure of PDB 3ikq Chain B Binding Site BS02

Receptor Information

>3ikq Chain B (length=146) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

QVEALQGQVQHLQAAFSQYKKVELFPNGQSVGEKIFKTAGFVKPFTEAQL
LCTQAGGQLASPRSAAENAALQQLVVAKNEAAFLSMTDSKTEGKFTYPTG
ESLVYSNWAPGEPNDDGGSEDCVEIFTNGKWNDRACGEKRLVVCEF

Ligand information

InChI=1S/Ca/q+2

BHPQYMZQTOCNFJ-UHFFFAOYSA-N

SMILES

Software	SMILES
CACTVS 3.341	[Ca++]
ACDLabs 10.04 OpenEye OEToolkits 1.5.0	[Ca+2]

Formula

Ca

Name

CALCIUM ION

PDB chain

3ikq Chain B Residue 402 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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PDB	3ikq Structural characterisation of ligand-binding determinants in human lung surfactant protein D: influence of Asp325
Resolution	2.25 Å
Binding residue (original residue number in PDB)	D297 E301 D324 E329 D330
Binding residue (residue number reindexed from 1)	D88 E92 D115 E120 D121
Annotation score	4

Enzymatic activity

Enzyme Commision number

External links

PDB	RCSB:3ikq, PDBe:3ikq, PDBj:3ikq
PDBsum	3ikq
PubMed	19799916
UniProt	P35247\|SFTPD_HUMAN Pulmonary surfactant-associated protein D (Gene Name=SFTPD)

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