EMDB EMD-4619

Single particle reconstruction
3.3Å resolution

Cryo-EM structure of dimeric quinol dependent nitric oxide reductase (qNOR) Val495Ala mutant from Alcaligenes xylosoxidans

Map released:
Last modified:
Overview of EMD-4619
Source organism: Alcaligenes xylosoxydans xylosoxydans [85698]
Fitted atomic model: 6qq6
Related EM entry by publication: EMD-4618
Primary publication:
Dimeric structures of quinol-dependent nitric oxide reductases (qNORs) revealed by cryo-electron microscopy.
Gopalasingam CC, Johnson RM, Chiduza GN, Tosha T, Yamamoto M, Shiro Y, Antonyuk SV, Muench SP, Hasnain SS
Sci Adv 5 eaax1803-eaax1803 (2019)
PMID: 31489376

Function and Biology Details

Sample name: Quinol Dependent Nitric Oxide Reductase
Ligands: PROTOPORPHYRIN IX CONTAINING FE, FE (III) ION, CALCIUM ION, (1R)-2-{[(R)-(2-AMINOETHOXY)(HYDROXY)PHOSPHORYL]OXY}-1-[(DODECANOYLOXY)METHYL]ETHYL (9Z)-OCTADEC-9-ENOATE, DODECYL-BETA-D-MALTOSIDE, water
Proteins: Quinol Dependent Nitric Oxide Reductase, Nitric oxide reductase subunit B

Experimental Information Details

Resolution: 3.3Å
Resolution method: FSC 0.143 CUT-OFF
Applied symmetry: C2
Reconstruction software: RELION
Microscope: FEI TITAN KRIOS
Detector: GATAN K2 SUMMIT (4k x 4k)