MolNFT v1 · #60519 · protein

Crystal structure of a domain of unknown function with a cystatin-like fold (NPUN_R1993) from nostoc punctiforme pcc 73102 at 2.00 a resolution

3CU3: “Crystal structure of a domain of unknown function with a cystatin-like fold (NPUN_R1993) from nostoc…”. X-ray diffraction, 1 ligand (MG), 1 pocket (best druggability 0.71). MolNFT v1 #60519 on GenesisL1: 3D structure, binding sites…

PDB: 3CU3
Type: protein
Length: 162 residues
Chains: 1
Method: x-ray diffraction
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Domain of unknown function with a cystatin-like fold
Ligands: MG
Pockets: 1 · best druggability 0.71

Structure

x-ray diffraction · 1 distinct chain · 41% helix, 33% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A	Domain of unknown function with a cystatin-like fold	protein	162	41% helix, 33% strand	—

Ligands and binding sites

MG · Magnesium ion · metal · chains A
EDO · 1,2-ethanediol · additive · 4 copies · chains A
PEG · Di(hydroxyethyl)ether · additive · chains A

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

Pockets

1 pocket found on a 1 Å grid, 1 with a druggability of 0.5 or more.

Pocket	Volume (Å³)	Druggability	Buriedness	Lining residues	Inside
1	174	0.71	0.88	26	empty

Modifications

Observed in the structure: 2 modified (engineered).

Compared structures

3CU3 · Crystal structure of a domain of unknown function with a cystatin-like fold (npun_r1993)… · 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 3CU3 · PDBe 3CU3

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