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Calcium in PDB 1iqh: Human Coagulation Factor Xa in Complex with M55143

Enzymatic activity of Human Coagulation Factor Xa in Complex with M55143

All present enzymatic activity of Human Coagulation Factor Xa in Complex with M55143:
3.4.21.6;

Protein crystallography data

The structure of Human Coagulation Factor Xa in Complex with M55143, PDB code: 1iqh 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) 7.99 / 3.00
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 71.930, 78.250, 56.170, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Other elements in 1iqh:

The structure of Human Coagulation Factor Xa in Complex with M55143 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 M55143 (pdb code 1iqh). 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 M55143, PDB code: 1iqh:

Calcium binding site 1 out of 1 in 1iqh

Go back to Calcium Binding Sites List in 1iqh
Calcium binding site 1 out of 1 in the Human Coagulation Factor Xa in Complex with M55143


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 M55143 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca301

b:27.1
occ:1.00
OE1 A:GLU77 2.7 36.0 1.0
OD1 A:ASP70 2.7 24.3 1.0
OE1 A:GLU80 2.9 19.9 1.0
O A:ASN72 2.9 23.6 1.0
CD A:GLU77 3.5 36.3 1.0
CG A:ASP70 3.5 20.9 1.0
CA A:GLU76 3.6 35.3 1.0
CD A:GLU80 3.6 22.2 1.0
OE2 A:GLU77 3.6 34.5 1.0
N A:GLU76 3.7 34.0 1.0
CG A:GLU80 3.7 19.4 1.0
OD2 A:ASP70 3.7 18.9 1.0
C A:ASN72 3.9 20.2 1.0
N A:GLU77 4.0 33.8 1.0
N A:GLU74 4.1 27.9 1.0
OE2 A:GLU76 4.2 48.8 1.0
CA A:THR73 4.3 21.6 1.0
C A:GLU76 4.3 33.9 1.0
C A:GLN75 4.4 34.7 1.0
CD A:GLU76 4.4 47.5 1.0
N A:THR73 4.5 21.8 1.0
N A:GLN75 4.5 31.6 1.0
OE1 A:GLU76 4.6 51.0 1.0
OE2 A:GLU80 4.7 19.8 1.0
C A:THR73 4.7 24.7 1.0
CB A:GLU76 4.8 37.2 1.0
CB A:ASP70 4.8 17.0 1.0
N A:ASN72 4.8 12.7 1.0
CG A:GLU77 4.9 35.1 1.0
CA A:ASN72 4.9 17.4 1.0
C A:GLU74 4.9 29.2 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 03:00:49 2020

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