From 2dc76a9d39a66d2f1b904039289ba8017c84d73a Mon Sep 17 00:00:00 2001
From: Chris Maffeo <cmaffeo2@illinois.edu>
Date: Tue, 26 Nov 2019 08:23:01 -0600
Subject: [PATCH] Fixed angle potential spring constant; didn't have a
significant effect on persistence length
---
mrdna/segmentmodel.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mrdna/segmentmodel.py b/mrdna/segmentmodel.py
index a08670e..5dd33f5 100644
--- a/mrdna/segmentmodel.py
+++ b/mrdna/segmentmodel.py
@@ -2423,7 +2423,7 @@ class SegmentModel(ArbdModel):
parent = self._getParent( b1, b2 )
""" Add heuristic 90 degree potential to keep orientation bead orthogonal """
- k = 0.5*k_dsdna_angle(sep)
+ k = 0.25*k_dsdna_angle(sep)
pot = self.get_angle_potential(k,90)
parent.add_angle(o1,b1,b2, pot)
parent.add_angle(b1,b2,o2, pot)
--
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