2P41: Dengue Methyltransferase

Crystal Structure of Dengue Methyltransferase in Complex with 7MeGpppG2'OMe and S-Adenosyl-L-homocysteine. Determined by X-ray diffraction at 1.8 Å resolution. Released 28 Aug 2007.

Method
X-ray diffraction
Resolution
1.8 Å
Organism
Dengue virus 2
Chains
1
Atoms
2,562
Mol. weight
36.74 kDa
Ligands
CIT, SAH, G1G
Released
28 Aug 2007

Explore 2P41 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2P41 contains 12 α-helices and 9 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 12 helices, 9 β-strands

ElementResiduesLengthSheet
α-helix9-1911
α-helix22-309
β-strand34-3741
α-helix39-468
α-helix58-6710
β-strand75-8062
α-helix86-927
β-strand97-10372
α-helix111-1133
α-helix121-1233
β-strand124-12742
α-helix136-1372
β-strand142-14542
α-helix154-17118
β-strand177-18262
α-helix188-20114
β-strand204-20632
β-strand218-22142
α-helix228-24316
β-strand251-25441
α-helix255-2562

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
type II methyltransferaseAprotein305Dengue virus 2P12823
Sequence of entity 1 (A), FASTA
>2P41_1 type II methyltransferase (chains A)
MRGSHHHHHHGSNIGETLGEKWKSRLNALGKSEFQIYKKSGIQEVDRTLAKEGIKRGETD
HHAVSRGSAKLRWFVERNLVTPEGKVVDLGCGRGGWSYYCGGLKNVREVKGLTKGGPGHE
EPIPMSTYGWNLVRLQSGVDVFFIPPERCDTLLCDIGESSPNPTVEAGRTLRVLNLVENW
LSNNTQFCVKVLNPYMSSVIEKMEALQRKHGGALVRNPLSRNSTHEMYWVSNASGNIVSS
VNMISRMLINRFTMRHKKATYEPDVDLGSGTRNIGIESETPNLDIIGKRIEKIKQEHETS
WHYDQ

Ligands and cofactors

IDNameFormulaCopies
CITCitric acidC6 H8 O71
SAHS-adenosyl-L-homocysteineC14 H20 N6 O5 S1
G1G7-methyl-guanosine-5'-triphosphate-5'-(2'-O-methyl)-guanosineC22 H32 N10 O18 P31

Water and common crystallization additives (GOL, SO4) are not listed.

Primary citation

Structural and functional analysis of methylation and 5'-RNA sequence requirements of short capped RNAs by the methyltransferase domain of dengue virus NS5. Egloff, M.P., Decroly, E., Malet, H. et al. J Mol Biol (2007) 372:723-736. DOI 10.1016/j.jmb.2007.07.005 · PubMed

Other PDB entries of the same protein (UniProt P12823), best resolution first:

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