diff --git a/packages/py-mmcif-pdbx/package.py b/packages/py-mmcif-pdbx/package.py
new file mode 100644
index 0000000000000000000000000000000000000000..1b23d1c5eba0b6d17897c7f46138c57ce40fa101
--- /dev/null
+++ b/packages/py-mmcif-pdbx/package.py
@@ -0,0 +1,26 @@
+# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+
+from spack import *
+
+
+class MmcifPdbx(PythonPackage):
+    """
+    This is yet another PyPI package for
+    http://mmcif.wwpdb.org/dbx-mmcif-home-page.html.
+    It emphasizes a simple and pure Python interface
+    to basic mmCIF functionality.
+    """
+
+    # Url for the package's homepage.
+    homepage = "https://mmcif-pdbx.readthedocs.io/"
+    pypi     = "mmcif-pdbx/mmcif-pdbx-2.0.1.tar.gz"
+
+    # List of GitHub accounts to
+    # notify when the package is updated.
+    maintainers = ['richtesn', 'thielblz']
+
+    version('2.0.1', sha256='a1f20cf35f92916160ae066f510cce9a0c21a630d064dafce545ba0cf47c9280')
diff --git a/spack.yaml b/spack.yaml
index a0cd85df6b0c5196845cbe4a9fbf3aee555d54ea..1628103dfe0a74be688b050edaefe4e3057951db 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -53,6 +53,7 @@ spack:
     - py-lfpy@2.2.6
     - py-elephant
     - py-frites
+    - py-mmcif-pdbx
     #- py-snudda
     #- biobb-common
     #- biobb-md