Zinc in PDB 9g2k: Cryo-Em Structure of Irtab in Outward-Occluded State in Nanodisc in Complex with Adp-Vanadate

The structure of Cryo-Em Structure of Irtab in Outward-Occluded State in Nanodisc in Complex with Adp-Vanadate also contains other interesting chemical elements:

Vanadium	(V)	2 atoms
Magnesium	(Mg)	2 atoms

The binding sites of Zinc atom in the Cryo-Em Structure of Irtab in Outward-Occluded State in Nanodisc in Complex with Adp-Vanadate (pdb code 9g2k). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Cryo-Em Structure of Irtab in Outward-Occluded State in Nanodisc in Complex with Adp-Vanadate, PDB code: 9g2k:

Zinc binding site 1 out of 1 in the Cryo-Em Structure of Irtab in Outward-Occluded State in Nanodisc in Complex with Adp-Vanadate


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Cryo-Em Structure of Irtab in Outward-Occluded State in Nanodisc in Complex with Adp-Vanadate within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1003 b:87.1 occ:1.00 HE1 A:HIS444 2.1 37.5 1.0 NE2 A:HIS393 2.3 39.3 1.0 NE2 A:HIS439 2.3 39.8 1.0 NE2 A:HIS444 2.3 42.9 1.0 CE1 A:HIS444 2.4 44.0 1.0 CE1 A:HIS439 3.2 39.5 1.0 CD2 A:HIS393 3.2 38.0 1.0 CE1 A:HIS393 3.3 29.8 1.0 HE1 A:HIS439 3.3 37.6 1.0 HD2 A:HIS393 3.3 35.0 1.0 CD2 A:HIS439 3.3 38.2 1.0 HE1 A:HIS393 3.5 33.5 1.0 HD2 A:HIS439 3.5 37.3 1.0 CD2 A:HIS444 3.6 38.8 1.0 ND1 A:HIS444 3.6 38.8 1.0 HG21 A:THR443 3.8 35.4 1.0 HD2 A:HIS444 4.1 37.0 1.0 HD1 A:HIS444 4.1 36.7 1.0 CG A:HIS444 4.2 35.4 1.0 ND1 A:HIS439 4.3 38.8 1.0 CG A:HIS393 4.3 33.2 1.0 ND1 A:HIS393 4.4 33.9 1.0 CG A:HIS439 4.5 39.0 1.0 CG2 A:THR443 4.7 28.1 1.0 HG23 A:THR443 4.8 34.8 1.0

I.Gonda, S.Sorrentino, L.Galazzo, N.P.Lichti, F.M.Arnold, A.R.Mehdipour, E.Bordignon, M.A.Seeger. The Mycobacterial Abc Transporter Irtab Employs A Membrane-Facing Crevice For Siderophore-Mediated Iron Uptake Nature 2024.
ISSN: ESSN 1476-4687
DOI: 10.1038/S41467-024-55136-7