Structure of PDB 7tpt Chain I

Receptor sequence
>7tptI (length=372) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence]
ETTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSY
VGDEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPT
LLTEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVL
DSGDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTT
AEREIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNE
RFRCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGT
TMYPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQ
QMWITKQEYDEAGPSIVHRKCF
3D structure
PDB7tpt Structure of Arp2/3 complex at a branched actin filament junction resolved by single-particle cryo-electron microscopy.
ChainI
Resolution3.9 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 peptide I S199 Q246 S196 Q243
BS02 peptide I E72 R177 E69 R174
BS03 ADP I G13 S14 K18 G156 D157 E214 G302 K336 G10 S11 K15 G153 D154 E211 G299 K333
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:7tpt, PDBe:7tpt, PDBj:7tpt
PDBsum7tpt
PubMed35622886
UniProtP68135|ACTS_RABIT Actin, alpha skeletal muscle (Gene Name=ACTA1)

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