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2CV8

Crystal structure of tRNA-intron endonuclease from Sulfolobus tokodaii

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
tRNA-splicing endonucleasepolymer18020722.62UniProt (Q975R3)
Pfam (PF02778)
Pfam (PF01974)
Sulfolobus tokodaiitRNA-intron endonuclease
2C, D
(A, B)
CHLORIDE IONnon-polymer35.52Chemie (CL)
3E, F
(A, B)
waterwater18.026Chemie (HOH)
Sequence modifications
A, B: 1 - 180 (UniProt: Q975R3)
PDBExternal DatabaseDetails
Mse 1Met 1modified residue
Mse 24Met 24modified residue
Mse 174Met 174modified residue
Mse 180Met 180modified residue
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight41445.3
Non-Polymers*Number of molecules2
Total formula weight70.9
All*Total formula weight41516.2
*Water molecules are not included.

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PDB entries from 2025-10-15

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