Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

4EQK

Crystal structure of the cap-binding domain of polymerase basic protein 2 from influenza virus A/Hong Kong/1/68 (h3n2) with bound m7GTP

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Polymerase basic protein 2polymer17019303.41UniProt (Q91MB1)
Pfam (PF00604)
Influenza A virusRNA-directed RNA polymerase subunit P3
2B
(A)
NITRATE IONnon-polymer62.01Chemie (NO3)
3C
(A)
7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATEnon-polymer539.21Chemie (MGT)
4D
(A)
waterwater18.079Chemie (HOH)
Sequence modifications
A: 318 - 483 (UniProt: Q91MB1)
PDBExternal DatabaseDetails
Gly 314-expression tag
Ser 315-expression tag
His 316-expression tag
Met 317-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight19303.4
Non-Polymers*Number of molecules2
Total formula weight601.2
All*Total formula weight19904.7
*Water molecules are not included.

246333

PDB entries from 2025-12-17

PDB statisticsPDBj update infoContact PDBjnumon