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Table 2 Average FL values for hydrolyzed amino acids in nitrogen plus (U- 13 C) labeling experiment

From: Phaeodactylum tricornutum photorespiration takes part in glycerol metabolism and is important for nitrogen-limited response

AA

FL ± SD

Lys

0.118 ± 0.006

Thr

0.124 ± 0.008

Ile

0.130 ± 0.005

Leu

0.138 ± 0.005

Tyr

0.141 ± 0.006

His

0.135 ± 0.015

Phe

0.140 ± 0.007

Val

0.149 ± 0.005

Asx

0.148 ± 0.011

Met

0.149 ± 0.011

Pro

0.148 ± 0.012

Gly

0.172 ± 0.014

Glx

0.169 ± 0.015

Ser

0.184 ± 0.012

Ala

0.188 ± 0.014

  1. FL, fractional labeling; SD, standard deviation.