Structure of PDB 7k21 Chain B

Receptor sequence
>7k21B (length=372) Species: 9031 (Gallus gallus) [Search protein sequence]
ETTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSY
VGDEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPT
LLTEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVL
DSGDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTT
AEREIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNE
RFRCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGT
TMYPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQ
QMWITKQEYDEAGPSIVHRKCF
3D structure
PDB7k21 Cryo-electron microscopy structures of pyrene-labeled ADP-P i - and ADP-actin filaments.
ChainB
Resolution3.0 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 ADP B G13 L16 K18 D157 K213 E214 G302 M305 Y306 G10 L13 K15 D154 K210 E211 G299 M302 Y303
BS02 PO4 B S14 G156 D157 G158 V159 S11 G153 D154 G155 V156
BS03 1T4 B Y133 V139 Y143 L346 M355 C374 Y130 V136 Y140 L343 M352 C371
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016787 hydrolase activity
Biological Process
GO:0030240 skeletal muscle thin filament assembly
GO:0048741 skeletal muscle fiber development
Cellular Component
GO:0001725 stress fiber
GO:0005737 cytoplasm
GO:0005856 cytoskeleton
GO:0005865 striated muscle thin filament
GO:0005884 actin filament

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Biological Process
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Cellular Component
External links
PDB RCSB:7k21, PDBe:7k21, PDBj:7k21
PDBsum7k21
PubMed33214556
UniProtP68139|ACTS_CHICK Actin, alpha skeletal muscle (Gene Name=ACTA1)

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