# Codon Express

> Read the codon. Grab the amino acid. Build the protein.

⁨Codon Express⁩ is a free ⁨2D⁩ browser game by ⁨Oneshot Gems⁩.

## Key facts

- URL: https://oneshotgems.ai/g/codon-express
- Creator: [Oneshot Gems](https://oneshotgems.ai/@oneshotgems) (@oneshotgems)
- Style: 2D
- Hashtag: #biology, #genetics, #dna, #tap, #science
- Controls: Tap
- No public leaderboard scores recorded yet.
- Languages: English 🇬🇧, Español 🇪🇸, Français 🇫🇷, Deutsch 🇩🇪, Português (Brasil) 🇧🇷, 日本語 🇯🇵, 한국어 🇰🇷, 简体中文 🇨🇳, العربية 🇸🇦, हिन्दी 🇮🇳
- Free to play. Full-screen ads between games.
- Added: October 8, 2026; Updated: October 8, 2026

## How to play

Act as the ribosome: find the start codon, then read the mRNA three letters at a time and tap the matching amino acid on a wheel, handling mutations, frameshifts and stop codons.

## Explore game collections and guides

- [2D Browser Games with Clear, Readable Loops](https://oneshotgems.ai/topics/2d-browser-games): Find 2D browser games for sorting, bouncing, merging and aiming, with specific starting tips for a range of play styles.

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Canonical page: https://oneshotgems.ai/g/codon-express