<p>This means that at position 383 the Cysteine(C) is mutated to a Serine(S).  Depending on the organism and gene usually the mutation notation is linked to a specific transcript since the position could vary depending on transcript splicing. </p>

CC BY-SA 4.0
2019-04-04T01:58:12.813Z
How about Pro136? Does it means Proline is deleted at position 136?
Zheng Keong Ng
CC BY-SA 4.0
2019-03-19T04:02:59.790Z
2019-03-19T04:02:59.790Z
Bioathlete
<p>What is the difference between C383S and C383A? For C383S, does it mean Cysteine(C) position 383 in the sequence and its next amino acid connect to it is Serine(S)?</p>

<proteins><variation><nomenclature>
How to interpret amino acid representation
# How to interpret amino acid representation

(Asked by: username_0 on 2019-03-19)

What is the difference between C383S and C383A? For C383S, does it mean Cysteine(C) position 383 in the sequence and its next amino acid connect to it is Serine(S)?

**Tags:** proteins, variation, nomenclature

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## 1 answers

### Answer by username_1 on 2019-03-19. Score: 4 | Accepted answer

This means that at position 383 the Cysteine(C) is mutated to a Serine(S). Depending on the organism and gene usually the mutation notation is linked to a specific transcript since the position could vary depending on transcript splicing.

> **Comments:**
> **username_0**: How about Pro136? Does it means Proline is deleted at position 136?  

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