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Molybdenum in PDB 1g21: Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein

Enzymatic activity of Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein

All present enzymatic activity of Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein:
1.18.6.1;

Protein crystallography data

The structure of Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein, PDB code: 1g21 was solved by H.-J.Chiu, J.W.Peters, W.N.Lanzilotta, M.J.Ryle, L.C.Seefeldt, J.B.Howard, D.C.Rees, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 3.00
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 110.500, 121.500, 264.900, 90.00, 90.00, 90.00
R / Rfree (%) 23.8 / 28.5

Other elements in 1g21:

The structure of Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein also contains other interesting chemical elements:

Magnesium (Mg) 4 atoms
Iron (Fe) 38 atoms
Calcium (Ca) 2 atoms

Molybdenum Binding Sites:

The binding sites of Molybdenum atom in the Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein (pdb code 1g21). This binding sites where shown within 5.0 Angstroms radius around Molybdenum atom.
In total 2 binding sites of Molybdenum where determined in the Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein, PDB code: 1g21:
Jump to Molybdenum binding site number: 1; 2;

Molybdenum binding site 1 out of 2 in 1g21

Go back to Molybdenum Binding Sites List in 1g21
Molybdenum binding site 1 out of 2 in the Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein


Mono view


Stereo pair view

A full contact list of Molybdenum with other atoms in the Mo binding site number 1 of Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mo1496

b:4.2
occ:1.00
MO1 A:CFM1496 0.0 4.2 1.0
O7 A:HCA1494 2.2 21.5 1.0
S1B A:CFM1496 2.2 12.7 1.0
O5 A:HCA1494 2.3 31.6 1.0
S4B A:CFM1496 2.3 25.5 1.0
S3B A:CFM1496 2.4 25.3 1.0
ND1 A:HIS442 2.7 18.2 1.0
FE6 A:CFM1496 2.7 25.5 1.0
FE5 A:CFM1496 2.9 25.2 1.0
FE7 A:CFM1496 3.0 18.1 1.0
C7 A:HCA1494 3.2 29.7 1.0
C3 A:HCA1494 3.2 28.2 1.0
CE1 A:HIS442 3.5 16.1 1.0
CG A:HIS442 3.6 18.4 1.0
C4 A:HCA1494 3.7 30.8 1.0
CB A:HIS442 3.9 12.4 1.0
O6 A:HCA1494 4.3 30.8 1.0
CA A:HIS442 4.4 12.8 1.0
C2 A:HCA1494 4.5 30.6 1.0
NE2 A:HIS442 4.7 12.6 1.0
CD2 A:HIS442 4.8 19.5 1.0
S2B A:CFM1496 4.8 32.4 1.0
O1 A:HCA1494 4.9 15.3 1.0

Molybdenum binding site 2 out of 2 in 1g21

Go back to Molybdenum Binding Sites List in 1g21
Molybdenum binding site 2 out of 2 in the Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein


Mono view


Stereo pair view

A full contact list of Molybdenum with other atoms in the Mo binding site number 2 of Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between LEU127DEL-Fe Protein and the Mofe Protein within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Mo3496

b:46.6
occ:1.00
MO1 C:CFM3496 0.0 46.6 1.0
O7 C:HCA3494 2.2 29.1 1.0
O5 C:HCA3494 2.2 47.6 1.0
S3B C:CFM3496 2.3 42.9 1.0
S1B C:CFM3496 2.3 28.1 1.0
S4B C:CFM3496 2.4 38.0 1.0
ND1 C:HIS442 2.7 55.7 1.0
FE6 C:CFM3496 2.7 26.5 1.0
FE7 C:CFM3496 2.8 42.6 1.0
FE5 C:CFM3496 2.8 34.7 1.0
C7 C:HCA3494 3.1 39.9 1.0
C3 C:HCA3494 3.1 29.3 1.0
CE1 C:HIS442 3.6 46.2 1.0
CG C:HIS442 3.6 55.6 1.0
CB C:HIS442 3.8 48.1 1.0
C4 C:HCA3494 4.1 29.3 1.0
C2 C:HCA3494 4.1 19.5 1.0
O6 C:HCA3494 4.2 44.6 1.0
CA C:HIS442 4.4 35.2 1.0
O1 C:HCA3494 4.5 12.7 1.0
NE2 C:HIS442 4.6 45.4 1.0
CD2 C:HIS442 4.7 51.9 1.0
C1 C:HCA3494 4.8 12.3 1.0
C5 C:HCA3494 4.9 44.7 1.0
S2B C:CFM3496 4.9 15.1 1.0

Reference:

H.Chiu, J.W.Peters, W.N.Lanzilotta, M.J.Ryle, L.C.Seefeldt, J.B.Howard, D.C.Rees. Mgatp-Bound and Nucleotide-Free Structures of A Nitrogenase Protein Complex Between the Leu 127 Delta-Fe-Protein and the Mofe-Protein. Biochemistry V. 40 641 2001.
ISSN: ISSN 0006-2960
PubMed: 11170380
DOI: 10.1021/BI001645E
Page generated: Tue Dec 15 05:15:29 2020

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