Overview
- External ontology
- TOGO:M568 — PYG Medium (D)
- Applications
-
- Microbial cultivation
- Notes
- Source: https://togomedium.org/medium/M568 Original source: JCM - JCM_M564 Original URL: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=564
Composition
flowchart LR
CultureMech_009963["pyg_medium_d"]
ing0_L__cysteine_HCl_H2O["L--cysteine・HCl・H2O"]
CultureMech_009963 --> ing0_L__cysteine_HCl_H2O
CHEBI_91248["CHEBI:91248"]
ing0_L__cysteine_HCl_H2O -.-> CHEBI_91248
ing1_N2["N2"]
CultureMech_009963 --> ing1_N2
CHEBI_17997["CHEBI:17997"]
ing1_N2 -.-> CHEBI_17997
Ingredients (2)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
L--cysteine・HCl・H2O
C3H7NO2S.H2O.HCl 175.637 g/mol
|
0.5 G_PER_L |
CHEBI:91248
L-cysteine hydrochloride hydrate
|
Properties: Defined component, Organic compound, Simple component |
| 2 |
N2
N2 28.014 g/mol
|
variable VARIABLE |
CHEBI:17997
dinitrogen
|
Properties: Gas |
Solutions
PYG MEDIUM (B) (see Medium [M423])
Dose: 1 G_PER_L
Cross-reference to Medium M423
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T06:35:55.318903Z | togo-import | Imported from TOGO Medium | Source: JCM, ID: M568 |
| 2026-02-03T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added default concentration for ingredient: N2 |
| 2026-03-09T08:05:04.155741+00:00 | solution-migrator-v1.0 | Migrated solutions from ingredients to solutions array | Moved 1 solution(s) from ingredients |
| 2026-03-13T06:20:10.335954Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:009963 |
| 2026-03-14T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added default solution name |
| 2026-03-17T19:46:29.266053+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "PYG Medium (D)" to "pyg_medium_d" for consistent matching |
| 2026-05-16T09:03:19.166985+00:00 | migrate_legacy_fields.py | MIGRATED_LEGACY_FIELDS | curation_history.date->timestamp=2 |