Structure of PDB 4k42 Chain A Binding Site BS02

Receptor Information
>4k42 Chain A (length=360) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPQKDSYVGDEAQSKRGI
LTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKA
NREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVP
IYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKE
KLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQP
SFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQ
KEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDE
AGPSIVHRKC
Ligand information
Ligand IDNWM
InChIInChI=1S/C32H51NO8/c1-8-30(37)41-29(17-19-39-20-27-12-10-9-11-13-27)25(5)31(38)22(2)14-15-28(36)24(4)32(40-26(6)35)23(3)16-18-33(7)21-34/h9-13,21-25,29,31-32,38H,8,14-20H2,1-7H3/t22-,23+,24-,25+,29+,31+,32+/m0/s1
InChIKeyXTSMHDZMNHFSNK-YEERNSKASA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=CN(C)CCC(C)C(OC(=O)C)C(C(=O)CCC(C)C(O)C(C)C(OC(=O)CC)CCOCc1ccccc1)C
CACTVS 3.370CCC(=O)O[CH](CCOCc1ccccc1)[CH](C)[CH](O)[CH](C)CCC(=O)[CH](C)[CH](OC(C)=O)[CH](C)CCN(C)C=O
OpenEye OEToolkits 1.7.6CCC(=O)OC(CCOCc1ccccc1)C(C)C(C(C)CCC(=O)C(C)C(C(C)CCN(C)C=O)OC(=O)C)O
OpenEye OEToolkits 1.7.6CCC(=O)O[C@H](CCOCc1ccccc1)[C@@H](C)[C@@H]([C@@H](C)CCC(=O)[C@H](C)[C@@H]([C@H](C)CCN(C)C=O)OC(=O)C)O
CACTVS 3.370CCC(=O)O[C@H](CCOCc1ccccc1)[C@@H](C)[C@H](O)[C@@H](C)CCC(=O)[C@H](C)[C@H](OC(C)=O)[C@H](C)CCN(C)C=O
FormulaC32 H51 N O8
Name(3R,4S,5R,6S,10R,11R,12R)-11-(acetyloxy)-1-(benzyloxy)-14-[formyl(methyl)amino]-5-hydroxy-4,6,10,12-tetramethyl-9-oxotetradecan-3-yl propanoate
ChEMBL
DrugBank
ZINCZINC000263621234
PDB chain4k42 Chain A Residue 403 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4k42 Structural and biochemical studies of actin in complex with synthetic macrolide tail analogues.
Resolution2.9 Å
Binding residue
(original residue number in PDB)		Y143 G168 Y169 I345 M355
Binding residue
(residue number reindexed from 1)		Y129 G154 Y155 I331 M341
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=6.55,Kd=285nM
Enzymatic activity
Enzyme Commision number 3.6.4.-
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
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4k42, PDBe:4k42, PDBj:4k42
PDBsum4k42
PubMed25047814
UniProtP68135|ACTS_RABIT Actin, alpha skeletal muscle (Gene Name=ACTA1)

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