Calcium in PDB 7sa3: Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light

Enzymatic activity of Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light

All present enzymatic activity of Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light:
1.10.3.9;

Other elements in 7sa3:

The structure of Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light also contains other interesting chemical elements:

Iron	(Fe)	2 atoms
Magnesium	(Mg)	33 atoms
Chlorine	(Cl)	1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light (pdb code 7sa3). 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 Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light, PDB code: 7sa3:

Calcium binding site 1 out of 1 in 7sa3

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Calcium Binding Sites List in 7sa3

Calcium binding site 1 out of 1 in the Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca401 b:51.7 occ:1.00	O	C:HOH601	2.4	30.0	1.0
	O	C:GLY405	2.6	45.2	1.0
	OE2	A:GLU330	2.7	31.1	1.0
	O	C:HOH640	2.9	35.8	1.0
	OE1	A:GLU190	3.0	25.3	1.0
	C	C:GLY405	3.4	45.2	1.0
	OE1	A:GLU334	3.6	41.4	1.0
	CD	A:GLU330	3.8	31.1	1.0
	O	C:PRO403	3.9	43.6	1.0
	N	C:SER406	4.0	45.1	1.0
	N	C:GLY405	4.1	45.2	1.0
	CA	C:SER406	4.1	45.1	1.0
	CD	A:GLU190	4.1	25.3	1.0
	O	C:HOH612	4.2	30.0	1.0
	O	A:HOH546	4.2	34.8	1.0
	N	C:LEU407	4.2	38.0	1.0
	O	A:HOH555	4.3	30.7	1.0
	CA	C:GLY405	4.3	45.2	1.0
	C	C:SER406	4.4	45.1	1.0
	CG	A:GLU330	4.4	31.1	1.0
	CD	A:GLU334	4.5	41.4	1.0
	OE1	A:GLU330	4.7	31.1	1.0
	C	C:PRO403	4.7	43.6	1.0
	CB	C:LEU407	4.7	38.0	1.0
	CA	A:GLU190	4.7	25.3	1.0
	OE2	A:GLU334	4.7	41.4	1.0
	OE2	A:GLU190	4.8	25.3	1.0
	C	C:ILE404	4.9	48.4	1.0

Reference:

C.J.Gisriel, G.Shen, M.Y.Ho, V.Kurashov, D.A.Flesher, J.Wang, W.H.Armstrong, J.H.Golbeck, M.R.Gunner, D.J.Vinyard, R.J.Debus, G.W.Brudvig, D.A.Bryant. Structure of A Monomeric Photosystem II Core Complex From A Cyanobacterium Acclimated to Far-Red Light Reveals the Functions of Chlorophylls D and F. J.Biol.Chem. 01424 2021.
ISSN: ESSN 1083-351X
PubMed: 34801554
DOI: 10.1016/J.JBC.2021.101424

Page generated: Thu Jul 10 00:57:50 2025

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