Structure of PDB 1s5g Chain A

Receptor sequence
>1s5gA (length=802) Species: 31199 (Argopecten irradians) [Search protein sequence]
IDFSDPDFQYLAVDRKKLMKFDGKKNCWVPDEKEGFASAEIQSSKGDEIT
VKIVADSSTRTVKKDDIQSMNPPKFEKLEDMANMTYLNEASVLYNLRSRY
TSGLIYTYSGLFCIAVNPYRRLPIYTDSVIAKYRGKRKTEIPPHLFSVAD
NAYQNMVTDRENQSCLITGESGAGKTENTKKVIMYLAKVACAVEGSLEDQ
IIQANPVLEAYGNAKTTRNNNSSRFGKFIRIHFGPTGKIAGADIETYLLE
KSRVTYQQSAERNYHIFYQICSNAIPELNDVMLVTPDSGLYSFINQGCLT
VDNIDDVEEFKLCDEAFDILGFTKEEKQSMFKCTASILHMGEMKFKQRPR
EEQAESDGTAEAEKVAFLCGINAGDLLKALLKPKVKVGTEMVTKGQNMNQ
VVNSVGALAKSLYDRMFNWLVRRVNKTLDTKAKRNYYIGVLDIAGFEIFD
FNSFEQLCINYTNERLQQFFNHHMFILEQEEYKKEGIAWEFIDFGMDLQM
CIDLIEKPMGILSILEEECMFPKADDKSFQDKLYQNHMGKNRMFTKPGKP
TRPNQGPAHFELHHYAGNVPYSITGWLEKNKDPINENVVALLGASKEPLV
AELFKAPEQTISAVHRESLNKLMKNLYSTHPHFVRCIIPNELKQPGLVDA
ELVLHQLQCNGVLEGIRICRKGFPSRLIYSEFKQRYSILAPNAIPQGFVD
GKTVSEKILAGLQMDPAEYRLGTTKVFFKAGVLGNLEEMRDERLSKIISM
FQAHIRGYLIRKAYKKLQDQRIGLSVIQRNIRKWLVLRNWQWWKLYSKVK
PL
3D structure
PDB1s5g Myosin subfragment 1 structures reveal a partially bound nucleotide and a complex salt bridge that helps couple nucleotide and actin binding.
ChainA
Resolution3.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S178 G179 T183 N237 S240 S241 G463 E465
Catalytic site (residue number reindexed from 1) S171 G172 T176 N219 S222 S223 G445 E447
Enzyme Commision number ?
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 A N124 P125 Y126 R127 R128 Y132 E184 N238 N239 N117 P118 Y119 R120 R121 Y125 E177 N220 N221
Gene Ontology
Molecular Function
GO:0003774 cytoskeletal motor activity
GO:0005524 ATP binding
GO:0051015 actin filament binding
Cellular Component
GO:0016459 myosin complex

View graph for
Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:1s5g, PDBe:1s5g, PDBj:1s5g
PDBsum1s5g
PubMed15184651
UniProtP24733|MYS_ARGIR Myosin heavy chain, striated muscle

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