7F8L: Bat coronavirus RaTG13 ORF8 accessory protein

Crystal structure of Bat coronavirus RaTG13 ORF8 accessory protein. Determined by X-ray diffraction at 1.76 Å resolution. Released 19 Jan 2022.

Method: X-ray diffraction
Resolution: 1.76 Å
Organism: Bat coronavirus RaTG13
Chains: 2
Atoms: 1,939
Mol. weight: 24.75 kDa
Ligands: CA
Released: 19 Jan 2022

Explore 7F8L in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7F8L contains 0 α-helices and 20 β-strands across 2 chains. 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: 0 helices, 9 β-strands

Element	Residues	Length	Sheet
β-strand	20-25	6	1
β-strand	30-32	3	2
β-strand	42-49	8	1
β-strand	52	1	3
β-strand	57-59	3	1
β-strand	80-83	4	2
β-strand	86-89	4	2
β-strand	96-103	8	1
β-strand	111-120	10	1

Chain B: 0 helices, 11 β-strands

Element	Residues	Length	Sheet
β-strand	20-25	6	3
β-strand	30-32	3	4
β-strand	42-49	8	3
β-strand	52	1	1
β-strand	57-59	3	3
β-strand	66	1	5
β-strand	69	1	5
β-strand	80-83	4	4
β-strand	86-89	4	4
β-strand	96-103	8	3
β-strand	112-120	9	3

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Nonstructural protein NS8	A, B	protein	107	Bat coronavirus RaTG13	P0DTC8 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>7F8L_1 Nonstructural protein NS8 (chains A, B)
SFHQECSLQSCAQHQPYVVDDPCPIHFYSKWYIRVGARKSAPLIELCVDEVGSKSPIQYI
DIGNYTVSCSPFTINCQEPKLGSLVVRCSFYEDFLEYHDVRVVLDFI

Ligands and cofactors

ID	Name	Formula	Copies
CA	Calcium ion	Ca	4

Primary citation

Crystal Structures of Bat and Human Coronavirus ORF8 Protein Ig-Like Domain Provide Insights Into the Diversity of Immune Responses. Chen, X., Zhou, Z., Huang, C. et al. Front Immunol (2021) 12:807134-807134. DOI 10.3389/fimmu.2021.807134 · PubMed

Other PDB entries of the same protein (UniProt P0DTC8 (AlphaFold model), which also has an AlphaFold model), best resolution first:

7JX6 1.61 Å, Structure of the SARS-CoV-2 ORF8 encoded accessory protein
7F5F 1.62 Å, SARS-CoV-2 ORF8 S84
7JTL 2.04 Å, Structure of SARS-CoV-2 ORF8 accessory protein
7XMN 2.3 Å, Structure of SARS-CoV-2 ORF8
7MX9 2.6 Å, Crystal structure of the SARS-CoV-2 ORF8 accessory protein

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