Structure of PDB 1mma Chain A

Receptor sequence
>1mmaA (length=719) Species: 44689 (Dictyostelium discoideum) [Search protein sequence]
NPIHDRTSDYHKYLKVKQGDSDDKRYIWYNPDPKERDSYECGEIVSETSD
SFTFKTSDGQDRQVKKDDANQRNPIKFDGVEDMSELSYLNEPAVFHNLRV
RYNQDLIYTYSGLFLVAVNPFKRIPIYTQEMVDIFKGRRRNEVAPHIFAI
SDVAYRSMLDDRQNQSLLITGESGAGKTENTKKVIQYLASVAGRNQGVLE
QQILQANPILEAFGNAKTTRNNNSSRFGKFIEIQFNNAGFISGASIQSYL
LEKSRVVFQSETERNYHIFYQLLAGATAEEKKALHLAGPESFNYLNQSGC
VDIKGVSDSEEFKITRQAMDIVGFSQEEQMSIFKIIAGILHLGNIKFEKG
AGEGAVLKDKTALNAASTVFGVNPSVLEKALMEPRILAGRDLVAQHLNVE
KSSSSRDALVKALYGRLFLWLVKKINNVLCQERKAYFIGVLDISGFEIFK
VNSFEQLCINYTNEKLQQFFNHHMFKLEQEEYLKEIDFGLDSQATIDLID
GRQPPGILALLDEQSVFPNATDNTLITKLHSHFSKKNAKYEEPRFSKTEF
GVTHYAGQVMYEIQDWLEKNKDPLQQDLELCFKDSSDNVVTKLFNDPNIA
SRANFITVAAQYKEQLASLMATLETTNPHFVRCIIPNNKQLPAKLEDKVV
LDQLRCNGVLEGIRITRKGFPNRIIYADFQKATDAVLKHLNIDPEQFRFG
ITKIFFRAGQLARIEEARE
3D structure
PDB1mma X-ray structures of the MgADP, MgATPgammaS, and MgAMPPNP complexes of the Dictyostelium discoideum myosin motor domain.
ChainA
Resolution2.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S181 G182 T186 N233 S236 S237 G457 E459
Catalytic site (residue number reindexed from 1) S173 G174 T178 N221 S224 S225 G445 E447
Enzyme Commision number 3.6.1.32: Transferred entry: 5.6.1.8.
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 MG A T186 S237 T178 S225
BS02 ADP A N127 P128 G182 G184 K185 T186 E187 N233 N119 P120 G174 G176 K177 T178 E179 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

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Molecular Function
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Cellular Component
External links
PDB RCSB:1mma, PDBe:1mma, PDBj:1mma
PDBsum1mma
PubMed9305951
UniProtP08799|MYS2_DICDI Myosin-2 heavy chain (Gene Name=mhcA)

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