Structure of PDB 4k43 Chain B

Receptor sequence
>4k43B (length=360) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence]
TTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPQKDSYVGDEAQSKRGI
LTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKA
NREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVP
IYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKE
KLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQP
SFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQ
KEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDE
AGPSIVHRKC
3D structure
PDB4k43 Structural and biochemical studies of actin in complex with synthetic macrolide tail analogues.
ChainB
Resolution2.9 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 ADP B G13 S14 G15 L16 K18 G156 D157 K213 E214 G302 M305 Y306 K336 G9 S10 G11 L12 K14 G142 D143 K199 E200 G288 M291 Y292 K322
BS02 1PO B Y143 G146 Y169 I345 L349 T351 Y129 G132 Y155 I331 L335 T337
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:4k43, PDBe:4k43, PDBj:4k43
PDBsum4k43
PubMed25047814
UniProtP68135|ACTS_RABIT Actin, alpha skeletal muscle (Gene Name=ACTA1)

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