Structure of PDB 1hur Chain B

Receptor sequence
>1hurB (length=180) Species: 9606 (Homo sapiens) [Search protein sequence]
GNIFANLFKGLFGKKEMRILMVGLDAAGKTTILYKLKLGEIVTTIPTIGF
NVETVEYKNISFTVWDVGGQDKIRPLWRHYFQNTQGLIFVVDSNDRERVN
EAREELMRMLAEDELRDAVLLVFANKQDLPNAMNAAEITDKLGLHSLRHR
NWYIQATCATSGDGLYEGLDWLSNQLRNQK
3D structure
PDB1hur Structure of the human ADP-ribosylation factor 1 complexed with GDP.
ChainB
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) Q71
Catalytic site (residue number reindexed from 1) Q70
Enzyme Commision number 3.6.5.2: small monomeric GTPase.
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 MG B T31 E54 T30 E53
BS02 GDP B A27 G29 K30 T31 T32 K127 D129 C159 A160 T161 A26 G28 K29 T30 T31 K126 D128 C158 A159 T160
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003723 RNA binding
GO:0003924 GTPase activity
GO:0005515 protein binding
GO:0005525 GTP binding
GO:0016787 hydrolase activity
GO:0019904 protein domain specific binding
Biological Process
GO:0002090 regulation of receptor internalization
GO:0006878 intracellular copper ion homeostasis
GO:0006886 intracellular protein transport
GO:0015031 protein transport
GO:0016192 vesicle-mediated transport
GO:0034315 regulation of Arp2/3 complex-mediated actin nucleation
GO:0060292 long-term synaptic depression
GO:0097061 dendritic spine organization
GO:0098586 cellular response to virus
GO:1990386 mitotic cleavage furrow ingression
Cellular Component
GO:0000139 Golgi membrane
GO:0005794 Golgi apparatus
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0005925 focal adhesion
GO:0012505 endomembrane system
GO:0014069 postsynaptic density
GO:0016020 membrane
GO:0030017 sarcomere
GO:0031252 cell leading edge
GO:0032991 protein-containing complex
GO:0043005 neuron projection
GO:0045202 synapse
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1hur, PDBe:1hur, PDBj:1hur
PDBsum1hur
PubMed7990966
UniProtP84077|ARF1_HUMAN ADP-ribosylation factor 1 (Gene Name=ARF1)

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