Zinc in PDB 1a4m: Ada Structure Complexed with Purine Riboside at pH 7.0

All present enzymatic activity of Ada Structure Complexed with Purine Riboside at pH 7.0:
3.5.4.4;

The structure of Ada Structure Complexed with Purine Riboside at pH 7.0, PDB code: 1a4m was solved by Z.Wang, F.A.Quiocho, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 1.95
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	88.693, 93.644, 102.177, 90.00, 102.84, 90.00
R / Rfree (%)	19.3 / 28.1

The binding sites of Zinc atom in the Ada Structure Complexed with Purine Riboside at pH 7.0 (pdb code 1a4m). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 4 binding sites of Zinc where determined in the Ada Structure Complexed with Purine Riboside at pH 7.0, PDB code: 1a4m:
Jump to Zinc binding site number: 1; 2; 3; 4;

Zinc binding site 1 out of 4 in the Ada Structure Complexed with Purine Riboside at pH 7.0


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Ada Structure Complexed with Purine Riboside at pH 7.0 within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn400 b:13.6 occ:1.00 O6 A:PRH354 2.1 13.4 1.0 NE2 A:HIS17 2.2 7.3 1.0 OD1 A:ASP295 2.4 14.8 1.0 NE2 A:HIS15 2.4 17.8 1.0 NE2 A:HIS214 2.5 3.0 1.0 CD2 A:HIS17 3.1 7.6 1.0 C6 A:PRH354 3.2 10.6 1.0 CD2 A:HIS214 3.2 2.9 1.0 CE1 A:HIS17 3.2 10.6 1.0 CD2 A:HIS15 3.2 9.6 1.0 C5 A:PRH354 3.3 10.2 1.0 CG A:ASP295 3.4 9.0 1.0 CE1 A:HIS15 3.5 16.7 1.0 CE1 A:HIS214 3.5 6.2 1.0 N7 A:PRH354 3.5 13.9 1.0 OD2 A:ASP295 3.7 13.1 1.0 N1 A:PRH354 3.9 12.2 1.0 C4 A:PRH354 4.0 10.8 1.0 NE2 A:HIS238 4.1 13.0 1.0 CG A:HIS17 4.2 11.4 1.0 ND1 A:HIS17 4.2 15.2 1.0 C8 A:PRH354 4.3 8.2 1.0 O A:HOH2348 4.4 85.3 1.0 CG A:HIS214 4.4 4.8 1.0 CG A:HIS15 4.4 14.9 1.0 C2 A:PRH354 4.5 12.2 1.0 ND1 A:HIS15 4.5 14.2 1.0 ND1 A:HIS214 4.5 11.3 1.0 OD2 A:ASP296 4.5 12.2 1.0 N3 A:PRH354 4.6 15.6 1.0 N9 A:PRH354 4.6 12.0 1.0 CD A:ARG101 4.7 11.9 1.0 CB A:ASP295 4.7 6.5 1.0 NH1 A:ARG101 4.9 10.2 1.0 CD2 A:HIS238 4.9 16.1 1.0

Zinc binding site 2 out of 4 in the Ada Structure Complexed with Purine Riboside at pH 7.0


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Ada Structure Complexed with Purine Riboside at pH 7.0 within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn900 b:16.0 occ:1.00 O6 B:PRH854 2.2 14.4 1.0 NE2 B:HIS517 2.3 9.1 1.0 OD1 B:ASP795 2.3 10.3 1.0 NE2 B:HIS714 2.5 3.0 1.0 NE2 B:HIS515 2.6 15.8 1.0 CD2 B:HIS517 3.2 8.2 1.0 CD2 B:HIS714 3.3 4.5 1.0 C6 B:PRH854 3.3 8.6 1.0 CE1 B:HIS517 3.3 14.9 1.0 CG B:ASP795 3.4 11.2 1.0 CE1 B:HIS515 3.4 10.5 1.0 C5 B:PRH854 3.4 10.1 1.0 CE1 B:HIS714 3.4 5.0 1.0 CD2 B:HIS515 3.5 17.2 1.0 N7 B:PRH854 3.7 7.5 1.0 OD2 B:ASP795 3.7 4.0 1.0 NE2 B:HIS738 4.0 6.5 1.0 N1 B:PRH854 4.0 12.1 1.0 C4 B:PRH854 4.1 10.5 1.0 CG B:HIS517 4.3 11.2 1.0 ND1 B:HIS517 4.4 11.6 1.0 C8 B:PRH854 4.4 10.8 1.0 ND1 B:HIS515 4.4 12.6 1.0 CG B:HIS714 4.5 6.0 1.0 ND1 B:HIS714 4.5 8.8 1.0 CG B:HIS515 4.5 8.1 1.0 C2 B:PRH854 4.6 5.9 1.0 N3 B:PRH854 4.6 12.2 1.0 OD2 B:ASP796 4.6 10.4 1.0 N9 B:PRH854 4.7 9.2 1.0 CB B:ASP795 4.7 6.7 1.0 CD2 B:HIS738 4.7 11.1 1.0 NH1 B:ARG601 4.8 11.4 1.0 CD B:ARG601 4.9 9.2 1.0 CE1 B:HIS738 5.0 9.1 1.0 CA B:ASP795 5.0 12.0 1.0

Zinc binding site 3 out of 4 in the Ada Structure Complexed with Purine Riboside at pH 7.0


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of Ada Structure Complexed with Purine Riboside at pH 7.0 within 5.0Å range: probe atom residue distance (Å) B Occ C:Zn1400 b:15.8 occ:1.00 O6 C:PRH1354 2.2 13.0 1.0 OD1 C:ASP1295 2.3 11.3 1.0 NE2 C:HIS1015 2.4 14.7 1.0 NE2 C:HIS1214 2.6 3.6 1.0 NE2 C:HIS1017 2.9 17.1 1.0 CD2 C:HIS1015 3.2 14.2 1.0 C6 C:PRH1354 3.2 8.5 1.0 CD2 C:HIS1017 3.3 18.6 1.0 CG C:ASP1295 3.3 16.4 1.0 CE1 C:HIS1015 3.3 16.3 1.0 C5 C:PRH1354 3.4 11.4 1.0 CD2 C:HIS1214 3.4 2.0 1.0 CE1 C:HIS1214 3.6 2.0 1.0 N7 C:PRH1354 3.6 9.4 1.0 OD2 C:ASP1295 3.6 17.4 1.0 N1 C:PRH1354 3.9 10.5 1.0 CE1 C:HIS1017 4.0 15.9 1.0 NE2 C:HIS1238 4.0 11.5 1.0 C4 C:PRH1354 4.1 14.1 1.0 CG C:HIS1015 4.3 16.4 1.0 ND1 C:HIS1015 4.3 17.4 1.0 C8 C:PRH1354 4.5 10.3 1.0 CG C:HIS1017 4.5 15.5 1.0 C2 C:PRH1354 4.5 9.8 1.0 CG C:HIS1214 4.6 12.9 1.0 OD2 C:ASP1296 4.6 6.2 1.0 CB C:ASP1295 4.6 11.2 1.0 ND1 C:HIS1214 4.6 14.6 1.0 N3 C:PRH1354 4.7 13.6 1.0 N9 C:PRH1354 4.7 9.2 1.0 CE1 C:HIS1238 4.8 11.2 1.0 ND1 C:HIS1017 4.8 18.6 1.0 CD2 C:HIS1238 4.8 13.5 1.0 CD C:ARG1101 4.8 11.2 1.0 NH1 C:ARG1101 4.9 8.4 1.0 CA C:ASP1295 4.9 10.6 1.0

Zinc binding site 4 out of 4 in the Ada Structure Complexed with Purine Riboside at pH 7.0


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 4 of Ada Structure Complexed with Purine Riboside at pH 7.0 within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn1900 b:16.8 occ:1.00 O6 D:PRH1854 2.2 9.4 1.0 OD1 D:ASP1795 2.4 7.3 1.0 NE2 D:HIS1515 2.5 9.4 1.0 NE2 D:HIS1517 2.6 8.5 1.0 NE2 D:HIS1714 2.6 8.2 1.0 CD2 D:HIS1517 3.1 10.7 1.0 CD2 D:HIS1714 3.1 6.4 1.0 CD2 D:HIS1515 3.3 8.1 1.0 C6 D:PRH1854 3.3 8.9 1.0 C5 D:PRH1854 3.4 11.1 1.0 CG D:ASP1795 3.4 14.8 1.0 CE1 D:HIS1515 3.5 11.1 1.0 N7 D:PRH1854 3.7 8.7 1.0 CE1 D:HIS1517 3.8 15.5 1.0 OD2 D:ASP1795 3.8 9.8 1.0 CE1 D:HIS1714 3.8 9.4 1.0 N1 D:PRH1854 3.9 4.3 1.0 C4 D:PRH1854 4.0 10.1 1.0 NE2 D:HIS1738 4.3 13.7 1.0 CG D:HIS1517 4.3 12.0 1.0 CG D:HIS1515 4.4 12.0 1.0 C8 D:PRH1854 4.4 3.6 1.0 CG D:HIS1714 4.4 7.4 1.0 ND1 D:HIS1515 4.5 13.3 1.0 C2 D:PRH1854 4.5 4.7 1.0 N3 D:PRH1854 4.5 7.6 1.0 OD2 D:ASP1796 4.6 8.8 1.0 N9 D:PRH1854 4.6 8.5 1.0 ND1 D:HIS1517 4.6 13.3 1.0 CD D:ARG1601 4.7 3.8 1.0 ND1 D:HIS1714 4.7 11.8 1.0 CB D:ASP1795 4.7 8.9 1.0 NH1 D:ARG1601 4.8 12.6 1.0 CD2 D:HIS1738 4.9 8.9 1.0 CA D:ASP1795 5.0 12.0 1.0

Z.Wang, F.A.Quiocho. Complexes of Adenosine Deaminase with Two Potent Inhibitors: X-Ray Structures in Four Independent Molecules at pH of Maximum Activity. Biochemistry V. 37 8314 1998.
ISSN: ISSN 0006-2960
PubMed: 9622483
DOI: 10.1021/BI980324O