Structure of PDB 1zkf Chain B

Receptor sequence
>1zkfB (length=164) Species: 9606 (Homo sapiens) [Search protein sequence]
VNPTVFFDIAVDGEPLGRVSFELFADKVPKTAENFRALSTGEKGFGYKGS
CFHRIIPGFMCQGGDFTRHNGTGGKSIYGEKFEDENFILKHTGPGILSMA
NAGPNTNGSQFFICTAKTEWLDGKHVVFGKVKEGMNIVEAMERFGSRNGK
TSKKITIADCGQLE
3D structure
PDB1zkf Mechanistic Insights of Cyclophilin-A from X-Ray Cyrstallographic and Nuclear Magnet Resonance Investigations
ChainB
Resolution2.55 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R55 F60 Q63 N102 F113 L122 H126
Catalytic site (residue number reindexed from 1) R54 F59 Q62 N101 F112 L121 H125
Enzyme Commision number 5.2.1.8: peptidylprolyl isomerase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 peptide B W121 K125 W120 K124
BS02 peptide B R55 F60 Q63 G72 N102 Q111 F113 W121 L122 H126 R54 F59 Q62 G71 N101 Q110 F112 W120 L121 H125
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0003755 peptidyl-prolyl cis-trans isomerase activity
GO:0005178 integrin binding
GO:0005515 protein binding
GO:0016018 cyclosporin A binding
GO:0046790 virion binding
GO:0051082 unfolded protein binding
GO:1904399 heparan sulfate binding
Biological Process
GO:0000413 protein peptidyl-prolyl isomerization
GO:0001933 negative regulation of protein phosphorylation
GO:0001934 positive regulation of protein phosphorylation
GO:0006457 protein folding
GO:0006469 negative regulation of protein kinase activity
GO:0006915 apoptotic process
GO:0019076 viral release from host cell
GO:0030168 platelet activation
GO:0030182 neuron differentiation
GO:0030593 neutrophil chemotaxis
GO:0030595 leukocyte chemotaxis
GO:0032148 activation of protein kinase B activity
GO:0032873 negative regulation of stress-activated MAPK cascade
GO:0034389 lipid droplet organization
GO:0034599 cellular response to oxidative stress
GO:0042118 endothelial cell activation
GO:0043410 positive regulation of MAPK cascade
GO:0045069 regulation of viral genome replication
GO:0045070 positive regulation of viral genome replication
GO:0050714 positive regulation of protein secretion
GO:0051092 positive regulation of NF-kappaB transcription factor activity
GO:0060352 cell adhesion molecule production
GO:0061944 negative regulation of protein K48-linked ubiquitination
GO:0070527 platelet aggregation
GO:1902176 negative regulation of oxidative stress-induced intrinsic apoptotic signaling pathway
GO:1903901 negative regulation of viral life cycle
GO:2001233 regulation of apoptotic signaling pathway
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005925 focal adhesion
GO:0016020 membrane
GO:0031982 vesicle
GO:0032991 protein-containing complex
GO:0034774 secretory granule lumen
GO:0070062 extracellular exosome
GO:1904813 ficolin-1-rich granule lumen

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:1zkf, PDBe:1zkf, PDBj:1zkf
PDBsum1zkf
PubMed
UniProtP62937|PPIA_HUMAN Peptidyl-prolyl cis-trans isomerase A (Gene Name=PPIA)

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