Structure of PDB 8apx Chain I

Receptor sequence
>8apxI (length=440) Species: 371094 (Chikungunya virus strain S27-African prototype) [Search protein sequence]
PVYVDIDADSAFLKALQRAYPMFEVEPRQVTPNDHANARAFSHLAIKLIE
QEIDPDSTILDIGSAPARRMMSDRKYHCVCPMRSAEDPERLANYARKLAS
AAGKVLDRNISGKIGDLQAVMAVPDTETPTFCLHTDVSCRQRADVAIYQD
VYAVHAPTSLYHQAIKGVRLAYWVGFDTTPFMYNAMAGAYPSYSTNWADE
QVLKAKNIGLCSTDLTEGRRGKLSIMRGKKLEPCDRVLFSVGSTLYPESR
KLLKSWHLPSVFHLKGKLSFTCRCDTVVSCEGYVVKRITMSPGLYGKTTG
YAVTHHADGFLMCKTTDTVDGERVSFSVCTYVPATICDQMTGILATEVTP
EDAQKLLVGLNQTNTMKNYMIPVVAQAFSKWAKECRKDMEDEKLLGVRER
TAFKKQKTHTVYKRPDTQSIQKVQAEFDSFLSIPLRTRIK
3D structure
PDB8apx Structural basis and dynamics of Chikungunya alphavirus RNA capping by nsP1 capping pores.
ChainI
Resolution3.2 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.1.1.-
2.7.7.-
2.7.7.19: polynucleotide adenylyltransferase.
2.7.7.48: RNA-directed RNA polymerase.
3.1.3.84: ADP-ribose 1''-phosphate phosphatase.
3.4.22.-
3.6.1.15: nucleoside-triphosphate phosphatase.
3.6.1.74: mRNA 5'-phosphatase.
3.6.4.13: RNA helicase.
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 ZN I H79 C134 H77 C132
BS02 SAH I X37 G65 P83 S86 D89 D138 Q151 X35 G63 P81 S84 D87 D136 Q149
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0008174 mRNA methyltransferase activity
Biological Process
GO:0006396 RNA processing
GO:0016556 mRNA modification

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Molecular Function
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Biological Process
External links
PDB RCSB:8apx, PDBe:8apx, PDBj:8apx
PDBsum8apx
PubMed36913573
UniProtQ8JUX6|POLN_CHIKS Polyprotein P1234

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