1BNZ: SSO7D hyperthermophile protein/dna complex

SSO7D hyperthermophile protein/dna complex. Determined by X-ray diffraction at 2.0 Å resolution. Released 11 Nov 1998.

Method
X-ray diffraction
Resolution
2.0 Å
Organism
Sulfolobus acidocaldarius
Chains
3
Atoms
931
Mol. weight
12.15 kDa
Released
11 Nov 1998

Explore 1BNZ in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1BNZ contains 3 α-helices and 5 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: 3 helices, 5 β-strands

ElementResiduesLengthSheet
β-strand3-861
β-strand11-1661
α-helix17-193
β-strand20-2672
β-strand29-3572
β-strand41-4772
α-helix48-503
α-helix53-6210

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
5'-d(*gp*tp*ap*ap*tp*tp*ap*c)-3'B, CDNA8
DNA-binding protein 7AAprotein64Sulfolobus acidocaldariusP39476 (AlphaFold model)
Sequence of entity 1 (B, C), FASTA
>1BNZ_1 5'-D(*GP*TP*AP*AP*TP*TP*AP*C)-3' (chains B, C)
GTAATTAC
Sequence of entity 2 (A), FASTA
>1BNZ_2 DNA-BINDING PROTEIN 7A (chains A)
MATVKFKYKGEEKEVDISKIKKVWRVGKMISFTYDEGGGKTGRGAVSEKDAPKELLQMLE
KQKK

Primary citation

The crystal structure of the hyperthermophile chromosomal protein Sso7d bound to DNA. Gao, Y.G., Su, S.Y., Robinson, H. et al. Nat Struct Biol (1998) 5:782-786. DOI 10.1038/1822 · PubMed

Other PDB entries of the same protein (UniProt P39476 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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