Calcium in PDB 1bvn: Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat

Enzymatic activity of Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat

All present enzymatic activity of Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat:
3.2.1.1;

Protein crystallography data

The structure of Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat, PDB code: 1bvn was solved by M.Machius, G.Wiegand, O.Epp, R.Huber, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	29.40 / 2.50
*Space group*	P 6₅ 2 2
*Cell size a, b, c (Å), α, β, γ (°)*	77.700, 77.700, 359.500, 90.00, 90.00, 120.00
*R / R_free (%)*	16.6 / 26

Other elements in 1bvn:

The structure of Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat also contains other interesting chemical elements:

Chlorine

(Cl)

1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat (pdb code 1bvn). 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 Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat, PDB code: 1bvn:

Calcium binding site 1 out of 1 in 1bvn

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Calcium Binding Sites List in 1bvn

Calcium binding site 1 out of 1 in the Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Pig Pancreatic Alpha-Amylase in Complex with the Proteinaceous Inhibitor Tendamistat within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
P:Ca2001 b:23.9 occ:1.00	O	P:ARG158	2.5	21.1	1.0
	O	P:HIS201	2.5	18.4	1.0
	OD1	P:ASP167	2.6	31.4	1.0
	OD2	P:ASP167	2.6	26.9	1.0
	OD1	P:ASN100	2.7	23.0	1.0
	CG	P:ASP167	2.9	30.0	1.0
	O	P:HOH1152	3.0	24.4	1.0
	O	P:HOH1092	3.4	14.1	1.0
	C	P:HIS201	3.5	20.3	1.0
	C	P:ARG158	3.6	20.2	1.0
	CG	P:ASN100	3.7	19.8	1.0
	ND2	P:ASN100	4.2	22.6	1.0
	CB	P:HIS201	4.2	17.1	1.0
	CA	P:ARG158	4.3	17.9	1.0
	O	P:ASN100	4.3	18.7	1.0
	N	P:MET202	4.3	19.1	1.0
	CA	P:MET202	4.3	23.6	1.0
	ND2	P:ASN137	4.4	21.9	1.0
	CB	P:ASP167	4.4	27.7	1.0
	CA	P:HIS201	4.4	20.3	1.0
	CG	P:MET202	4.4	24.8	1.0
	O	P:LEU168	4.5	21.2	1.0
	N	P:ASP159	4.7	18.9	1.0
	CB	P:ASN100	4.9	17.9	1.0
	O	P:CYS160	5.0	23.8	1.0
	CA	P:ASP159	5.0	18.4	1.0

Reference:

G.Wiegand, O.Epp, R.Huber. The Crystal Structure of Porcine Pancreatic Alpha-Amylase in Complex with the Microbial Inhibitor Tendamistat. J.Mol.Biol. V. 247 99 1995.
ISSN: ISSN 0022-2836
PubMed: 7897663
DOI: 10.1006/JMBI.1994.0125

Page generated: Thu Jul 11 06:34:48 2024

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