From c8040a72f34ba5fe5a288c065d32013aeb0c4098 Mon Sep 17 00:00:00 2001
From: Joel Wallace <joel.wallace161@gmail.com>
Date: Tue, 18 Nov 2025 11:26:41 +0000
Subject: [PATCH] Implemented class Residue and enum ResidueName. TODO:
 validate data with ResidueName.

---
 src/protein/residue.py | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 src/protein/residue.py

diff --git a/src/protein/residue.py b/src/protein/residue.py
new file mode 100644
index 0000000..62bb23a
--- /dev/null
+++ b/src/protein/residue.py
@@ -0,0 +1,40 @@
+from enum import Enum
+import numpy as np
+
+class ResidueName(Enum):
+    GLY = "GLY"
+    ALA = "ALA"
+    VAL = "VAL"
+    LEU = "LEU"
+    ILE = "ILE"
+    SER = "SER"
+    THR = "THR"
+    PHE = "PHE"
+    TYR = "TYR"
+    HIS = "HIS"
+    TRP = "TRP"
+    CYS = "CYS"
+    MET = "MET"
+    ARG = "ARG"
+    GLU = "GLU"
+    GLN = "GLN"
+    ASN = "ASN"
+    LYS = "LYS"
+    ASP = "ASP"
+    PRO = "PRO"
+
+class Residue():
+
+    def __init__(self, name: ResidueName):
+        self.name = name
+
+        self.backbone = {
+            atoms: { "N": None, "CA": None, "C": None, "O": None },
+            phi: None,
+            psi: None
+        }
+        
+        self.sidechain = {
+            atoms: {},
+            chis: []
+        }