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Zinc in PDB 3t77: S25-2- A(2-4)Kdo Disaccharide Complex

Protein crystallography data

The structure of S25-2- A(2-4)Kdo Disaccharide Complex, PDB code: 3t77 was solved by H.P.Nguyen, N.O.Seto, C.R.Mackenzie, L.Brade, P.Kosma, H.Brade, S.V.Evans, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 19.82 / 1.74
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 45.900, 81.800, 130.300, 90.00, 90.00, 90.00
R / Rfree (%) 20.5 / 23.6

Other elements in 3t77:

The structure of S25-2- A(2-4)Kdo Disaccharide Complex also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms

Zinc Binding Sites:

The binding sites of Zinc atom in the S25-2- A(2-4)Kdo Disaccharide Complex (pdb code 3t77). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the S25-2- A(2-4)Kdo Disaccharide Complex, PDB code: 3t77:

Zinc binding site 1 out of 1 in 3t77

Go back to Zinc Binding Sites List in 3t77
Zinc binding site 1 out of 1 in the S25-2- A(2-4)Kdo Disaccharide Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of S25-2- A(2-4)Kdo Disaccharide Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn218

b:28.0
occ:1.00
NE2 A:HIS188 1.9 20.3 1.0
OE2 A:GLU184 2.0 34.0 1.0
O A:HOH316 2.3 23.9 1.0
CD A:GLU184 2.8 29.4 1.0
CE1 A:HIS188 2.9 29.0 1.0
CD2 A:HIS188 3.0 25.0 1.0
OE1 A:GLU184 3.0 30.1 1.0
ND1 A:HIS188 4.0 26.7 1.0
CG A:HIS188 4.1 24.5 1.0
CG A:GLU184 4.2 26.9 1.0
O A:HOH398 4.3 38.0 1.0
CD A:ARG187 4.5 28.7 1.0
CB A:ARG187 4.6 26.2 1.0
O A:GLU184 4.9 22.9 1.0
NH2 A:ARG187 5.0 30.8 1.0

Reference:

H.P.Nguyen, N.O.Seto, C.R.Mackenzie, L.Brade, P.Kosma, H.Brade, S.V.Evans. Germline Antibody Recognition of Distinct Carbohydrate Epitopes. Nat.Struct.Biol. V. 10 1019 2003.
ISSN: ISSN 1072-8368
PubMed: 14625588
DOI: 10.1038/NSB1014
Page generated: Sat Oct 26 16:21:00 2024

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