Calcium in PDB 2iii: Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5

Enzymatic activity of Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5

All present enzymatic activity of Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5:
4.1.1.50;

Protein crystallography data

The structure of Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5, PDB code: 2iii was solved by J.Jeyakanthan, S.P.Kanaujia, C.Vasuki Ranjani, K.Sekar, S.Baba, A.Ebihara, S.Kuramitsu, A.Shinkai, Y.Shiro, S.Yokoyama, Riken Structuralgenomics/Proteomics Initiative (Rsgi), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	19.96 / 2.30
*Space group*	P 4₁ 2₁ 2
*Cell size a, b, c (Å), α, β, γ (°)*	41.792, 41.792, 134.921, 90.00, 90.00, 90.00
*R / R_free (%)*	18.8 / 24.6

Other elements in 2iii:

The structure of Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5 also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5 (pdb code 2iii). 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 of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5, PDB code: 2iii:

Calcium binding site 1 out of 1 in 2iii

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Calcium Binding Sites List in 2iii

Calcium binding site 1 out of 1 in the Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5 within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca137 b:56.5 occ:1.00	OG	A:SER45	3.2	31.6	1.0
	OH	A:TYR47	3.3	36.9	1.0
	CG	A:GLU32	3.3	51.5	1.0
	O	A:HOH206	3.3	41.0	1.0
	NZ	A:LYS42	3.5	43.0	1.0
	CB	A:SER45	3.5	16.5	1.0
	OE2	A:GLU32	3.9	76.6	1.0
	CD	A:LYS42	4.0	41.9	1.0
	CD	A:GLU32	4.1	66.9	1.0
	CE	A:LYS42	4.3	45.1	1.0
	CZ	A:TYR47	4.3	27.0	1.0
	CB	A:GLU32	4.3	40.2	1.0
	CA	A:GLU32	4.4	34.7	1.0
	CE1	A:TYR47	4.4	27.5	1.0
	N	A:GLU32	4.7	28.9	1.0
	O	A:HOH153	4.7	49.3	1.0
	O	A:ARG28	5.0	29.4	1.0

Reference:

J.Jeyakanthan, S.P.Kanaujia, C.Vasuki Ranjani, K.Sekar, S.Baba, A.Ebihara, S.Kuramitsu, A.Shinkai, Y.Shiro, S.Yokoyama. Crystal Structure of the Adenosylmethionine Decarboxylase (AQ_254) From Aquifex Aeolicus VF5 To Be Published.

Page generated: Tue Jul 8 06:15:07 2025

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