Structure of PDB 5hkj Chain A Binding Site BS01

Receptor Information
>5hkj Chain A (length=402) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DQPRPAFSAIRRNPPMGGNVVIFDTVITNQEEPYQNHSGRFVCTVPGYYY
FTFQVLSQWEICLSIVSSSRGQVRRSLGFCDTTNKGLFQVVSGGMVLQLQ
QGDQVWVEKDPKKGHIYQGSEADSVFSGFLIFPSAKFQSVFTVTRQTHQP
PAPNSLIRFNAVLTNPQGDYDTSTGKFTCKVPGLYYFVYHASHTANLCVL
LYRSGVKVVTFCGHTSKTNQVNSGGVLLRLQVGEEVWLAVNDYYDMVGIQ
GSDSVFSGFLLFPDGSAKATQKIAFSATRTINVPLRRDQTIRFDHVITNM
NNNYEPRSGKFTCKVPGLYYFTYHASSRGNLCVNLMRGRERAQKVVTFCD
YAYNTFQVTTGGMVLKLEQGENVFLQATDKNSLLGMEGANSIFSGFLLFP
DM
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 chain5hkj Chain A Residue 502 [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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PDB5hkj Structural and Functional Characterization of a Single-Chain Form of the Recognition Domain of Complement Protein C1q.
Resolution1.35 Å
Binding residue
(original residue number in PDB)		Q90 D356 Y357 Q363
Binding residue
(residue number reindexed from 1)		Q89 D350 Y351 Q357
Annotation score4
Enzymatic activity
Enzyme Commision number ?
External links
PDB RCSB:5hkj, PDBe:5hkj, PDBj:5hkj
PDBsum5hkj
PubMed26973654
UniProtP02745|C1QA_HUMAN Complement C1q subcomponent subunit A (Gene Name=C1QA);
P02746|C1QB_HUMAN Complement C1q subcomponent subunit B (Gene Name=C1QB);
P02747|C1QC_HUMAN Complement C1q subcomponent subunit C (Gene Name=C1QC)

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