Chlorine in PDB 1hny: The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes

Enzymatic activity of The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes

All present enzymatic activity of The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes:
3.2.1.1;

Protein crystallography data

The structure of The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes, PDB code: 1hny was solved by Y.Luo, G.D.Brayer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	8.00 / 1.80
*Space group*	P 2₁ 2₁ 2₁
*Cell size a, b, c (Å), α, β, γ (°)*	53.040, 74.800, 137.340, 90.00, 90.00, 90.00
*R / R_free (%)*	n/a / n/a

Other elements in 1hny:

The structure of The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes also contains other interesting chemical elements:

Calcium

(Ca)

1 atom

Chlorine Binding Sites:

The binding sites of Chlorine atom in the The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes (pdb code 1hny). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes, PDB code: 1hny:

Chlorine binding site 1 out of 1 in 1hny

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Chlorine Binding Sites List in 1hny

Chlorine binding site 1 out of 1 in the The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes

Mono view

Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of The Structure of Human Pancreatic Alpha-Amylase at 1.8 Angstroms Resolution and Comparisons with Related Enzymes within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Cl498 b:31.0 occ:1.00	NH2	A:ARG337	3.2	15.0	1.0
	ND2	A:ASN298	3.2	16.5	1.0
	NH2	A:ARG195	3.3	14.6	1.0
	O	A:HOH538	3.3	17.7	1.0
	NH1	A:ARG337	3.3	15.1	1.0
	NE	A:ARG195	3.5	16.8	1.0
	CZ	A:ARG337	3.8	13.8	1.0
	CG2	A:THR254	3.8	11.3	1.0
	CZ	A:ARG195	3.9	16.9	1.0
	CG	A:GLU233	4.0	24.4	1.0
	CZ	A:PHE256	4.2	16.1	1.0
	CG	A:ASN298	4.2	16.3	1.0
	CB	A:ASN298	4.3	11.2	1.0
	CD	A:ARG195	4.6	15.8	1.0
	CZ	A:PHE295	4.7	12.9	1.0
	O	A:HOH649	4.7	23.3	1.0
	CB	A:GLU233	4.7	18.9	1.0
	CE2	A:PHE256	4.7	13.8	1.0
	CD	A:GLU233	4.8	26.3	1.0
	CB	A:THR254	4.8	11.7	1.0
	OE2	A:GLU233	4.9	27.4	1.0
	CE1	A:PHE295	4.9	14.2	1.0
	CG	A:ARG195	4.9	13.5	1.0
	O	A:HOH570	5.0	19.6	1.0

Reference:

G.D.Brayer, Y.Luo, S.G.Withers. The Structure of Human Pancreatic Alpha-Amylase at 1.8 A Resolution and Comparisons with Related Enzymes. Protein Sci. V. 4 1730 1995.
ISSN: ISSN 0961-8368
PubMed: 8528071

Page generated: Sat Dec 12 08:37:11 2020

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