Structure of PDB 1t44 Chain A

Receptor sequence
>1t44A (length=358) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence]
TALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPDSYVGDEAQSKRGILTL
KYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKANRE
KMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVPIYE
GYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKEKLC
YVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQPSFI
GMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQKEI
TALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDEAGP
SIVHRKCF
3D structure
PDB1t44 Structural basis of actin sequestration by thymosin-beta4: implications for WH2 proteins.
ChainA
Resolution2.0 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 A G13 S14 G15 K18 G156 D157 G158 V159 R210 K213 E214 G302 M305 Y306 G8 S9 G10 K13 G139 D140 G141 V142 R193 K196 E197 G285 M288 Y289
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:1t44, PDBe:1t44, PDBj:1t44
PDBsum1t44
PubMed15329672
UniProtP68135|ACTS_RABIT Actin, alpha skeletal muscle (Gene Name=ACTA1)

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