This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionFerredoxin—nitrite reductase.png
Русский: Структуры ферредоксин-зависимой нитрит редуктазы из шпината. Нарисовано при помощи программы Jmol. Идентификатор структуры 2AKJ.
English: Structure of spinach nitrite reductase
Protein chains are colored from the N-terminal to the C-terminal using a rainbow (spectral) color gradient. Made with Jmol. Rendering based on 2AKJ.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.