diff --git a/modules/mol/alg/pymod/qsscoring.py b/modules/mol/alg/pymod/qsscoring.py
index 228fbb43208b9fee2b1b763275636e6a64849945..b4fbdba09a92e88b166e6ff86edb3a120d26cdef 100644
--- a/modules/mol/alg/pymod/qsscoring.py
+++ b/modules/mol/alg/pymod/qsscoring.py
@@ -13,9 +13,8 @@ by `Bertoni et al. <https://dx.doi.org/10.1038/s41598-017-09654-8>`_.
   - ClustalW must be installed (unless you provide chain mappings)
   - Python modules `numpy` and `scipy` must be installed and available
     (e.g. use ``pip install scipy numpy``)
-
-Authors: Gerardo Tauriello, Martino Bertoni
 """
+# Original authors: Gerardo Tauriello, Martino Bertoni
 
 from ost import mol, geom, conop, seq, settings, PushVerbosityLevel
 from ost import LogError, LogWarning, LogScript, LogInfo, LogVerbose, LogDebug
diff --git a/modules/mol/base/doc/entity.rst b/modules/mol/base/doc/entity.rst
index fc0b240dc42968169bf174dd2af70b0afc1826d5..f08dfe9352e6bae2dbf94e2a0cca6e9a2290f0de 100644
--- a/modules/mol/base/doc/entity.rst
+++ b/modules/mol/base/doc/entity.rst
@@ -2032,8 +2032,8 @@ ChemClass
     * ``WATER``             = 'W'
     * ``UNKNOWN``           = 'U'
 
-  Python can implicitly convert characters to objects of this type.
-  Note however that only the first character of a :class:`str` is considered!
+  Python can implicitly convert characters to objects of this type. Note however
+  that only the first character of a :class:`str` object is considered!
 
   :param chem_class: Chemical class to set.
   :type chem_class:  :class:`str`
@@ -2072,8 +2072,8 @@ ChemType
     * ``WATERS``           = 'W'
     * ``UNKNOWN``          = 'U'
 
-  Python can implicitly convert characters to objects of this type.
-  Note however that only the first character of a :class:`str` is considered!
+  Python can implicitly convert characters to objects of this type. Note however
+  that only the first character of a :class:`str` object is considered!
 
   :param chem_type: Chemical type to set.
   :type chem_type:  :class:`str`