Structure of PDB 1pwb Chain C Binding Site BS02

Receptor Information

>1pwb Chain C (length=150) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

SLRQQVEALQGQVQHLQAAFSQYKKVELFPNGQSVGEKIFKTAGFVKPFT
EAQLLCTQAGGQLASPRSAAENAALQQLVVAKNEAAFLSMTDSKTEGKFT
YPTGESLVYSNWAPGEPNDDGGSEDCVEIFTNGKWNDRACGEKRLVVCEF

Ligand information

Ligand ID

InChI

InChI=1S/Ca/q+2

InChIKey

BHPQYMZQTOCNFJ-UHFFFAOYSA-N

SMILES

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

Formula

Name

CALCIUM ION

PDB chain

1pwb Chain C Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	1pwb High-resolution structural insights into ligand binding and immune cell recognition by human lung surfactant protein D
Resolution	1.4 Å
Binding residue (original residue number in PDB)	E321 N323 E329 N341 D342
Binding residue (residue number reindexed from 1)	E116 N118 E124 N136 D137
Annotation score	4

Enzymatic activity

Enzyme Commision number

External links

PDB	RCSB:1pwb, PDBe:1pwb, PDBj:1pwb
PDBsum	1pwb
PubMed	12888356
UniProt	P35247\|SFTPD_HUMAN Pulmonary surfactant-associated protein D (Gene Name=SFTPD)

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