| LYSINE-SPECIFIC DEMETHYLASE 4E | 78X4Z8IY03 | protein |
| LYSINE-SPECIFIC DEMETHYLASE 5A | SX3M9NIF7E | protein |
| LYSINE-SPECIFIC DEMETHYLASE 5B | 804M5XVL3J | protein |
| LYSINE-SPECIFIC DEMETHYLASE 5D | 4USA9SE8L8 | protein |
| LYSINE-SPECIFIC DEMETHYLASE 6A | UJD13C74WD | protein |
| LYSINE-SPECIFIC DEMETHYLASE 6B | MD64LY76OT | protein |
| LYSINE-SPECIFIC DEMETHYLASE 7A | UHD8I8J42B | protein |
| LYSINE-SPECIFIC DEMETHYLASE 8 | U2158LY373 | protein |
| LYSINE-SPECIFIC DEMETHYLASE PHF2 | WF90LC5AYU | protein |
| LYSINE-SPECIFIC HISTONE DEMETHYLASE 1A | 4APO0P2BE7 | protein |
| LYSINE-SPECIFIC HISTONE DEMETHYLASE 1B | X5HF8L1XYN | protein |
| LYSINIBACILLUS SPHAERICUS | GSX3TM011P | structurallyDiverse |
| LYSINOALANINE | 0PHQ50N0WK | mixture |
| LYSINOALANINE, (S,R)- | 36CF9215ZG | chemical |
| LYSINOALANINE, (S,S)- | 41GI65IQM8 | chemical |
| LYSIONOTUS PAUCIFLORUS FLOWERING TOP | 91K5DP0KN8 | structurallyDiverse |
| LYSIONOTUS PAUCIFLORUS WHOLE | 9FY72EC6YP | structurallyDiverse |
| LYSO-PLATELET-ACTIVATING FACTOR | FSF9VMH5MK | chemical |
| LYSOBACTIN | 84AOO1Y4OP | chemical |
| LYSOPHOSPHATIDIC ACID | PG6M3969SG | chemical |
| LYSOPHOSPHATIDIC ACID RECEPTOR 1 | CK121KVH62 | protein |
| LYSOPHOSPHATIDIC ACID RECEPTOR 2 | KO97ZTL0UV | protein |
| LYSOPHOSPHATIDIC ACID RECEPTOR 3 | M5Z47ZA5BQ | protein |
| LYSOPHOSPHATIDIC ACID RECEPTOR 4 | SBO9HII6VI | protein |
| LYSOPHOSPHATIDIC ACID RECEPTOR 5 | B4AN97W6MG | protein |
| LYSOPHOSPHATIDIC ACID RECEPTOR 6 | D29H5XYD2K | protein |
| LYSOPHOSPHATIDYLCHOLINE, SOYBEAN | CQD833204Z | mixture |
| LYSOSOMAL ACID GLUCOSYLCERAMIDASE | N69L6LM4QU | protein |
| LYSOSOMAL ALPHA-GLUCOSIDASE | S0FLU182ZW | protein |
| LYSOSOMAL PROTECTIVE PROTEIN | SU59CZ8IUV | protein |
| LYSOZYME | 968JKA7T33 | protein |
| LYSOZYME HYDROCHLORIDE | 4YRW73H69V | protein |
| LYSYL ASPARTYL ISOLEUCINE | 9728ZM927T | chemical |
| LYSYL BARZUXETAN | ST0A53I7XP | chemical |
| LYSYL BARZUXETAN YTTRIUM Y-90 | 4OI7ULC7WB | chemical |
| LYSYL ORNITHINE | RE2575OKNJ | chemical |
| LYSYL ORNITHINE MONOHYDROCHLORIDE | Q0F25Y4XFQ | chemical |
| LYSYL OXIDASE HOMOLOG 1 | EL5HQY3BWJ | protein |
| LYSYL OXIDASE HOMOLOG 2 | J2Y8550K5Q | protein |
| LYSYL OXIDASE HOMOLOG 3 | K7TIQ6XO4N | protein |
| LYSYL OXIDASE HOMOLOG 4 | 84KKV01FXO | protein |
| LYSYL PEG AZETIDINONE LINKER | W8WO86499O | chemical |
| LYSYL PEG AZETIDINONE LINKER LYSINE | VKX8V94O0G | chemical |
| LYSYL-D-PROLYLTHREONINE | 9VU41E2PRZ | chemical |
| LYSYL-PEG-PROLYL LINKER | C8170Q4JSX | protein |
| LYSYLCYSTEINE | K0XE496L98 | chemical |
| LYSYLGLUTAMIC ACID | H34V7IM5ML | chemical |
| LYSYLGLUTAMIC ACID DIHYDRATE | 832IRM2G6W | chemical |
| LYSYLLYSINE | 96TER1JROC | chemical |
| LYSYLLYSYLLYSINE | Y7F82M80K8 | chemical |