| XOS | Xylooligosaccharides |
| TLC | Thin-Layer Chromatography |
| SDS-PAGE | Sodium Dodecyl Sulphate-Poly Acrylamide Gel Electrophoresis |
| IPTG | isopropyl β-D-1-thiogalactopyranoside |
| OPS | Oil Palm Shell |
| OPM | Oil Palm Mesocarp |
| CH | Coconut Husk |
| SMC | Spent Mushroom Compost |
| DP | Degree of Polymerization |
| CMC | Carboxyl Methyl Cellulose |