Transport of proteins from the cytoplasm into the nucleus and movement of macromolecules, including mRNAs, tRNAs, and ribosomal subunits, out of the nucleus occurs through nuclear pores, which span both membranes of the nuclear envelope.

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#Id: 9020

#Unit 6. System Physiology – Plant

Thioredoxins occur in multiple forms and have conserved structures to interact with target enzymes

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#Id: 9021

#Unit 6. System Physiology – Plant

There are Seven different types of thioredoxin in cells, Trx f, m, x, y, and z are located in the chloroplasts, o in mitochondria, and h in the cytosol, endoplasmic reticulum, and plasma membrane.

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#Id: 9022

#Unit 6. System Physiology – Plant

Trx proteins are characterized by a canonical disulfide active site consisting of Cys‐Gly‐Pro‐ Cys

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#Id: 9023

#Unit 6. System Physiology – Plant

Trx have common tertiary structure called the thioredoxin fold, which consists of five antiparallel beta sheets sandwiched between three alpha helices.

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#Id: 9024

#Unit 6. System Physiology – Plant

Trx is regulated by PSII & PSI

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#Id: 9025

#Unit 6. System Physiology – Plant