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Calcium in PDB 1iqm: Human Coagulation Factor Xa in Complex with M54471

Enzymatic activity of Human Coagulation Factor Xa in Complex with M54471

All present enzymatic activity of Human Coagulation Factor Xa in Complex with M54471:
3.4.21.6;

Protein crystallography data

The structure of Human Coagulation Factor Xa in Complex with M54471, PDB code: 1iqm was solved by I.Shiromizu, T.Matsusue, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 8.00 / 2.60
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 72.180, 78.120, 56.890, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Other elements in 1iqm:

The structure of Human Coagulation Factor Xa in Complex with M54471 also contains other interesting chemical elements:

Chlorine (Cl) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Human Coagulation Factor Xa in Complex with M54471 (pdb code 1iqm). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Human Coagulation Factor Xa in Complex with M54471, PDB code: 1iqm:

Calcium binding site 1 out of 1 in 1iqm

Go back to Calcium Binding Sites List in 1iqm
Calcium binding site 1 out of 1 in the Human Coagulation Factor Xa in Complex with M54471


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Human Coagulation Factor Xa in Complex with M54471 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca301

b:35.7
occ:1.00
O A:ASN72 2.6 32.3 1.0
OE2 A:GLU80 2.7 44.0 1.0
OD1 A:ASP70 2.8 26.3 1.0
OE1 A:GLU80 2.9 40.3 1.0
O A:GLN75 3.0 52.5 1.0
CD A:GLU80 3.1 42.6 1.0
OE2 A:GLU77 3.1 46.8 1.0
CG A:GLU77 3.5 51.0 1.0
N A:GLU77 3.5 50.4 1.0
C A:GLN75 3.6 51.6 1.0
C A:ASN72 3.7 31.6 1.0
CG A:ASP70 3.7 24.5 1.0
CA A:GLU76 3.7 51.3 1.0
CD A:GLU77 3.8 48.1 1.0
N A:GLU76 3.9 51.3 1.0
C A:GLU76 4.0 50.5 1.0
OD2 A:ASP70 4.2 22.9 1.0
CB A:GLU77 4.2 50.8 1.0
N A:ASN72 4.3 27.5 1.0
CG A:GLU80 4.5 38.9 1.0
CA A:ASN72 4.5 30.0 1.0
CA A:GLU77 4.5 50.2 1.0
N A:THR73 4.6 34.2 1.0
N A:GLN75 4.6 46.7 1.0
CA A:THR73 4.6 37.2 1.0
CB A:ASN72 4.7 29.1 1.0
CA A:GLN75 4.7 50.3 1.0
N A:GLU74 4.7 40.7 1.0
C A:THR73 4.7 38.5 1.0
CB A:ASP70 4.8 22.7 1.0
OE2 A:GLU76 4.9 60.7 1.0
C A:GLU74 4.9 44.8 1.0
CA A:ASP70 5.0 21.4 1.0
OD1 A:ASN72 5.0 31.5 1.0
N A:ARG71 5.0 20.6 1.0

Reference:

T.Matsusue, I.Shiromizu, A.Okamoto, K.Nakayama, H.Nishida, T.Mukaihira, Y.Miyazaki, F.Saitou, H.Morishita, S.Ohnishi, H.Mochizuki. Factor Xa Specific Inhibitor That Induces the Novel Binding Model in Complex with Human Fxa To Be Published.
Page generated: Sat Dec 12 03:00:55 2020

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