Zinc in PDB 3k7l: Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins

The structure of Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins, PDB code: 3k7l was solved by H.H.Guan, W.G.Wu, C.J.Chen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.50
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	91.650, 91.650, 124.235, 90.00, 90.00, 90.00
R / Rfree (%)	22.4 / 23.4

The structure of Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins also contains other interesting chemical elements:

Calcium

(Ca)

3 atoms

The binding sites of Zinc atom in the Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins (pdb code 3k7l). 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 Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins, PDB code: 3k7l:

Zinc binding site 1 out of 1 in the Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn704 b:0.3 occ:1.00 NH1 A:ARG353 2.3 52.3 1.0 CZ A:ARG353 3.4 59.7 1.0 NE2 A:HIS345 4.0 39.6 1.0 CD2 A:HIS341 4.1 65.0 1.0 NE A:ARG353 4.1 65.3 1.0 CD A:ARG353 4.1 64.5 1.0 CG A:HIS341 4.1 60.2 1.0 CG A:ARG353 4.2 72.6 1.0 NH2 A:ARG353 4.3 55.6 1.0 NE2 A:HIS341 4.5 56.4 1.0 CB A:HIS341 4.6 53.0 1.0 CB A:ARG353 4.6 76.0 1.0 ND1 A:HIS341 4.6 60.0 1.0 CE1 A:HIS345 4.8 43.5 1.0 CE1 A:HIS341 4.8 63.1 1.0 CD2 A:HIS345 5.0 42.2 1.0

H.H.Guan, K.S.Goh, F.Davamani, P.L.Wu, Y.W.Huang, J.Jeyakanthan, W.G.Wu, C.J.Chen. Structures of Two Elapid Snake Venom Metalloproteases with Distinct Activities Highlight the Disulfide Patterns in the D Domain of Adamalysin Family Proteins J.Struct.Biol. V. 169 294 2010.
ISSN: ISSN 1047-8477
PubMed: 19932752
DOI: 10.1016/J.JSB.2009.11.009