Zinc in PDB 1iqb: Crystal Structure of Urtica Dioica Agglutinin Isolectin I

The structure of Crystal Structure of Urtica Dioica Agglutinin Isolectin I, PDB code: 1iqb was solved by K.Harata, W.D.Schubert, M.Muraki, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.90
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	30.710, 42.110, 62.590, 90.00, 101.55, 90.00
R / Rfree (%)	20.5 / 26

The binding sites of Zinc atom in the Crystal Structure of Urtica Dioica Agglutinin Isolectin I (pdb code 1iqb). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Crystal Structure of Urtica Dioica Agglutinin Isolectin I, PDB code: 1iqb:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Crystal Structure of Urtica Dioica Agglutinin Isolectin I


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of Urtica Dioica Agglutinin Isolectin I within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn90 b:36.0 occ:1.00 NE2 A:HIS47 2.1 27.7 1.0 ND1 B:HIS67 2.4 31.2 1.0 O B:HOH118 2.5 24.8 1.0 CD2 A:HIS47 3.1 26.3 1.0 CE1 A:HIS47 3.1 27.9 1.0 CG B:HIS67 3.3 30.4 1.0 O A:SER45 3.5 28.1 1.0 CE1 B:HIS67 3.5 29.8 1.0 CB B:HIS67 3.6 28.9 1.0 ND1 A:HIS47 4.2 27.5 1.0 CG A:HIS47 4.2 25.9 1.0 CD2 B:HIS67 4.5 30.5 1.0 NE2 B:HIS67 4.6 30.2 1.0 C A:SER45 4.6 28.3 1.0

Zinc binding site 2 out of 2 in the Crystal Structure of Urtica Dioica Agglutinin Isolectin I


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structure of Urtica Dioica Agglutinin Isolectin I within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn91 b:40.4 occ:1.00 OD1 A:ASP75 2.1 31.6 1.0 NE2 B:HIS47 2.2 33.9 1.0 OD2 A:ASP75 2.7 26.6 1.0 CG A:ASP75 2.7 28.8 1.0 CE1 B:HIS47 3.2 32.0 1.0 CD2 B:HIS47 3.2 30.4 1.0 O B:SER45 3.8 29.1 1.0 CB A:ASP75 4.2 29.1 1.0 O A:HOH162 4.2 35.8 1.0 ND1 B:HIS47 4.3 32.5 1.0 CG B:HIS47 4.4 30.2 1.0 O A:HOH142 5.0 45.5 1.0

K.Harata, W.D.Schubert, M.Muraki. Structure of Urtica Dioica Agglutinin Isolectin I: Dimer Formation Mediated By Two Zinc Ions Bound at the Sugar-Binding Site. Acta Crystallogr.,Sect.D V. 57 1513 2001.
ISSN: ISSN 0907-4449
PubMed: 11679714
DOI: 10.1107/S090744490101232X