Calcium in PDB 3d61: Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose

Enzymatic activity of Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose

All present enzymatic activity of Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose:
3.2.1.99;

Protein crystallography data

The structure of Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose, PDB code: 3d61 was solved by A.Alhassid, A.Ben David, Y.Shoham, G.Shoham, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	28.99 / 1.95
*Space group*	C 2 2 2₁
*Cell size a, b, c (Å), α, β, γ (°)*	86.087, 89.732, 75.985, 90.00, 90.00, 90.00
*R / R_free (%)*	18.5 / 22.2

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose (pdb code 3d61). 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 Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose, PDB code: 3d61:

Calcium binding site 1 out of 1 in 3d61

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Calcium Binding Sites List in 3d61

Calcium binding site 1 out of 1 in the Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure Analysis of 1,5-Alpha-Arabinanase Catalytic Mutant (ABNBD147A) Complexed to Arabinobiose within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca400 b:31.0 occ:1.00	NE2	A:HIS271	2.5	16.6	1.0
	O	A:HOH501	2.6	11.5	1.0
	O	A:HOH532	2.7	13.8	1.0
	O	A:HOH556	2.7	30.2	1.0
	O	A:HOH516	2.7	10.6	1.0
	O	A:HOH509	2.7	19.0	1.0
	O	A:HOH510	2.8	13.3	1.0
	CD2	A:HIS271	3.0	15.6	1.0
	CE1	A:HIS271	3.7	16.8	1.0
	O	A:PRO148	4.1	14.0	1.0
	CG	A:HIS271	4.2	16.4	1.0
	O	A:PRO86	4.4	14.4	1.0
	O	A:CYS272	4.5	15.1	1.0
	CG1	A:VAL29	4.5	13.4	1.0
	CB	A:ALA85	4.5	14.2	1.0
	ND1	A:HIS271	4.6	18.2	1.0
	O	A:PRO203	4.6	12.4	1.0
	O	A:ALA85	4.8	12.8	1.0
	CB	A:ALA202	4.9	9.9	1.0
	CD2	A:PHE204	5.0	15.0	1.0

Reference:

A.Alhassid, A.Ben-David, O.Tabachnikov, D.Libster, E.Naveh, G.Zolotnitsky, Y.Shoham, G.Shoham. Crystal Structure of An Inverting Gh 43 1,5-Alpha-L-Arabinanase From Geobacillus Stearothermophilus Complexed with Its Substrate Biochem.J. V. 422 73 2009.
ISSN: ISSN 0264-6021
PubMed: 19505290
DOI: 10.1042/BJ20090180

Page generated: Tue Jul 8 11:31:47 2025

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