Structure of PDB 4b1z Chain C

Receptor sequence
>4b1zC (length=370) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence]
TALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSYVG
DEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLL
TEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDS
GDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAE
REIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERF
RCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTM
YPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQM
WITKQEYDEAGPSIVHRKCF
3D structure
PDB4b1z Structures of the Phactr1 RPEL domain and RPEL motif complexes with G-actin reveal the molecular basis for actin binding cooperativity.
ChainC
Resolution3.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.6.4.-
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 ATP C G13 S14 G15 L16 K18 G156 D157 V159 K213 E214 G302 M305 Y306 K336 G8 S9 G10 L11 K13 G151 D152 V154 K208 E209 G297 M300 Y301 K331
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003785 actin monomer binding
GO:0005509 calcium ion binding
GO:0005515 protein binding
GO:0005523 tropomyosin binding
GO:0005524 ATP binding
GO:0016787 hydrolase activity
GO:0019904 protein domain specific binding
GO:0031013 troponin I binding
GO:0031432 titin binding
GO:0032036 myosin heavy chain binding
GO:0042802 identical protein binding
GO:0048306 calcium-dependent protein binding
GO:0140660 cytoskeletal motor activator activity
Biological Process
GO:0010628 positive regulation of gene expression
GO:0030041 actin filament polymerization
GO:0030240 skeletal muscle thin filament assembly
GO:0048741 skeletal muscle fiber development
GO:0051017 actin filament bundle assembly
GO:0090131 mesenchyme migration
Cellular Component
GO:0001725 stress fiber
GO:0005737 cytoplasm
GO:0005856 cytoskeleton
GO:0005865 striated muscle thin filament
GO:0005884 actin filament
GO:0030027 lamellipodium
GO:0030175 filopodium
GO:0031941 filamentous actin
GO:0032432 actin filament bundle
GO:0044297 cell body
GO:0098723 skeletal muscle myofibril

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4b1z, PDBe:4b1z, PDBj:4b1z
PDBsum4b1z
PubMed23041370
UniProtP68135|ACTS_RABIT Actin, alpha skeletal muscle (Gene Name=ACTA1)

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