2.7.2.8 cotyledon - 642358 2.7.2.8 flower - 761182, 761655 2.7.2.8 leaf highest expression 761182 2.7.2.8 leaf sheath and blade, coordinate expression of enzyme and PII-like protein GlnB during the life span 660146 2.7.2.8 pollen - 761655 2.7.2.8 root - 660146, 761182, 761655 2.7.2.8 shoot - 761655 2.7.2.8 spikelet - 660146 2.7.2.8 stem - 761182