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An oligomeric domain-swapped beta-beta-alpha mini-protein

Analyse An oligomeric domain-swapped beta-beta-alpha mini-protein in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB: 1SN9
Type: protein
Length: 84 residues
Chains: 4
Method: x-ray diffraction
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Tetrameric beta-beta-alpha mini-protein
Ligands: ACE, NH2

Structure

x-ray diffraction · 1 distinct chain · 57% helix, 10% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A, B, C, D	Tetrameric beta-beta-alpha mini-protein	protein	21	57% helix, 10% strand	—

Ligands and binding sites

ACE · Acetyl group · ligand · 4 copies · chains A, B, C, D
NH2 · Amino group · ion · 4 copies · chains A, B, C, D

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Interfaces

6 interfaces between chains.

C–D · 502 Å² buried · 1 hydrogen bond · protein-protein
A–B · 494 Å² buried · 1 hydrogen bond · protein-protein
A–C · 420 Å² buried · 1 hydrogen bond · protein-protein
B–D · 392 Å² buried · 0 hydrogen bonds · protein-protein
B–C · 74 Å² buried · 0 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 8 d-amino, 4 covalent, 4 modified (D-amino acid, covalent ligand, nonstandard).

Compared structures

1SN9 · An Oligomeric Domain-Swapped Beta-Beta-Alpha Mini-Protein · the same entry in another collection · chain A against A, TM-score 1.00

Analyse

Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
Elsewhere: RCSB PDB 1SN9 · PDBe 1SN9

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