Calcium in PDB 1ezm: Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution

Enzymatic activity of Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution

All present enzymatic activity of Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution:
3.4.24.26;

Protein crystallography data

The structure of Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution, PDB code: 1ezm was solved by M.M.Thayer, K.M.Flaherty, D.B.Mckay, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	N/A / 1.50
*Space group*	P 1 2₁ 1
*Cell size a, b, c (Å), α, β, γ (°)*	41.900, 90.000, 40.800, 90.00, 113.80, 90.00
*R / R_free (%)*	17.6 / n/a

Other elements in 1ezm:

The structure of Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution also contains other interesting chemical elements:

Zinc

(Zn)

1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution (pdb code 1ezm). 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 Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution, PDB code: 1ezm:

Calcium binding site 1 out of 1 in 1ezm

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Calcium Binding Sites List in 1ezm

Calcium binding site 1 out of 1 in the Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5 Angstroms Resolution within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca400 b:2.9 occ:0.72	OE2	A:GLU172	2.2	13.8	1.0
	OE1	A:GLU175	2.3	14.6	1.0
	O	A:LEU185	2.4	12.5	1.0
	OD1	A:ASP183	2.4	9.2	1.0
	O	A:HOH503	2.5	17.9	1.0
	OD2	A:ASP136	2.6	10.6	1.0
	OE2	A:GLU175	2.9	17.5	1.0
	CD	A:GLU175	2.9	15.5	1.0
	CD	A:GLU172	3.2	11.0	1.0
	CG	A:ASP183	3.4	10.1	1.0
	C	A:LEU185	3.5	12.9	1.0
	OE1	A:GLU172	3.5	11.6	1.0
	CG	A:ASP136	3.6	10.7	1.0
	OD2	A:ASP183	3.8	11.1	1.0
	N	A:LEU185	3.9	10.6	1.0
	CB	A:ASP136	4.0	8.9	1.0
	CA	A:LEU185	4.3	11.7	1.0
	O	A:HOH504	4.4	14.6	0.9
	CG	A:GLU175	4.4	15.2	1.0
	O	A:HOH411	4.4	7.8	0.8
	N	A:ILE186	4.5	12.3	1.0
	CA	A:ILE186	4.5	13.2	1.0
	N	A:ASP183	4.5	9.8	1.0
	N	A:PHE184	4.6	8.7	1.0
	OD1	A:ASP136	4.6	12.9	1.0
	CG	A:GLU172	4.6	8.8	1.0
	CB	A:LEU185	4.7	12.3	1.0
	CB	A:ASP183	4.8	9.2	1.0
	N	A:GLY187	4.9	11.0	1.0
	C	A:PHE184	5.0	11.1	1.0
	CA	A:ASP183	5.0	9.9	1.0
	CB	A:GLU175	5.0	12.8	1.0

Reference:

M.M.Thayer, K.M.Flaherty, D.B.Mckay. Three-Dimensional Structure of the Elastase of Pseudomonas Aeruginosa at 1.5-A Resolution. J.Biol.Chem. V. 266 2864 1991.
ISSN: ISSN 0021-9258
PubMed: 1899664

Page generated: Mon Jul 7 14:43:58 2025

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