diff --git a/modules/io/src/mol/pdb_writer.cc b/modules/io/src/mol/pdb_writer.cc
index 249aacbb498de199d6f73758f13be1601f351f41..2b4379ae33c60476b043bb5df40cd927e3a6acbe 100644
--- a/modules/io/src/mol/pdb_writer.cc
+++ b/modules/io/src/mol/pdb_writer.cc
@@ -237,6 +237,7 @@ public:
if (peptide_) {
this->WriteTer(prev_);
}
+ peptide_=false;
}
return true;
}
diff --git a/modules/io/tests/testfiles/pdb/ter2.pdb b/modules/io/tests/testfiles/pdb/ter2.pdb
index 8b460b70eb2e9cb6aab59d21e87dfd8c5801585d..1a2bcbeee9c9c6af8fea1be9fe68b4aff24d2d85 100644
--- a/modules/io/tests/testfiles/pdb/ter2.pdb
+++ b/modules/io/tests/testfiles/pdb/ter2.pdb
@@ -15,27 +15,26 @@ ATOM 14 C ALA B 1 11.751 44.590 37.349 1.00 35.09 C
ATOM 15 O ALA B 1 12.633 44.881 38.156 1.00 39.85 O
ATOM 16 CB ALA B 1 12.616 42.890 35.717 1.00 36.61 C
TER 17 ALA B 1
-TER 18 ALA B 1
-HETATM 19 S SO4 z 1 25.896 25.925 48.976 0.60 29.86 S
-HETATM 20 O1 SO4 z 1 25.480 27.268 48.589 0.60 30.25 O
-HETATM 21 O2 SO4 z 1 25.611 24.961 47.915 0.60 34.83 O
-HETATM 22 O3 SO4 z 1 27.332 25.943 49.244 0.60 34.94 O
-HETATM 23 O4 SO4 z 1 25.183 25.525 50.189 0.60 32.47 O
-HETATM 24 ZN ZN z 2 23.332 26.722 48.256 0.66 22.52 ZN
-HETATM 25 ZN ZN z 3 4.294 31.320 20.337 0.28 33.21 ZN
-HETATM 26 S SO4 z 4 0.081 30.633 21.315 0.63 40.84 S
-HETATM 27 O1 SO4 z 4 -1.116 31.446 21.507 0.63 45.94 O
-HETATM 28 O2 SO4 z 4 1.268 31.440 21.578 0.63 33.61 O
-HETATM 29 O3 SO4 z 4 0.032 29.503 22.239 0.63 29.10 O
-HETATM 30 O4 SO4 z 4 0.115 30.163 19.934 0.63 40.96 O
-CONECT 19 20 21 22 23
-CONECT 20 19
-CONECT 21 19
-CONECT 22 19
-CONECT 23 19
-CONECT 26 27 28 29 30
-CONECT 27 26
-CONECT 28 26
-CONECT 29 26
-CONECT 30 26
+HETATM 18 S SO4 z 1 25.896 25.925 48.976 0.60 29.86 S
+HETATM 19 O1 SO4 z 1 25.480 27.268 48.589 0.60 30.25 O
+HETATM 20 O2 SO4 z 1 25.611 24.961 47.915 0.60 34.83 O
+HETATM 21 O3 SO4 z 1 27.332 25.943 49.244 0.60 34.94 O
+HETATM 22 O4 SO4 z 1 25.183 25.525 50.189 0.60 32.47 O
+HETATM 23 ZN ZN z 2 23.332 26.722 48.256 0.66 22.52 ZN
+HETATM 24 ZN ZN z 3 4.294 31.320 20.337 0.28 33.21 ZN
+HETATM 25 S SO4 z 4 0.081 30.633 21.315 0.63 40.84 S
+HETATM 26 O1 SO4 z 4 -1.116 31.446 21.507 0.63 45.94 O
+HETATM 27 O2 SO4 z 4 1.268 31.440 21.578 0.63 33.61 O
+HETATM 28 O3 SO4 z 4 0.032 29.503 22.239 0.63 29.10 O
+HETATM 29 O4 SO4 z 4 0.115 30.163 19.934 0.63 40.96 O
+CONECT 18 19 20 21 22
+CONECT 19 18
+CONECT 20 18
+CONECT 21 18
+CONECT 22 18
+CONECT 25 26 27 28 29
+CONECT 26 25
+CONECT 27 25
+CONECT 28 25
+CONECT 29 25
END
\ No newline at end of file
diff --git a/modules/io/tests/testfiles/pdb/ter4.pdb b/modules/io/tests/testfiles/pdb/ter4.pdb
index aa16c89505638ed0741c1998fb8b4856c31d7996..a088dd23a776b33aacab610917ab1cbb5b99c53a 100644
--- a/modules/io/tests/testfiles/pdb/ter4.pdb
+++ b/modules/io/tests/testfiles/pdb/ter4.pdb
@@ -1,26 +1,24 @@
-ATOM 1 CB ARG A 5 54.221 28.817 46.886 1.00 80.23 C
-ATOM 2 CG ARG A 5 54.014 28.661 48.384 1.00 79.76 C
-ATOM 3 CD ARG A 5 53.901 29.993 49.091 1.00 79.93 C
-ATOM 4 NE ARG A 5 55.153 30.743 49.053 1.00 79.60 N
-ATOM 5 CZ ARG A 5 55.375 31.851 49.753 1.00 79.44 C
-ATOM 6 NH1 ARG A 5 54.425 32.333 50.545 1.00 79.21 N
-ATOM 7 NH2 ARG A 5 56.543 32.475 49.661 1.00 79.57 N
-ATOM 8 C ARG A 5 54.203 27.642 44.665 1.00 80.18 C
-ATOM 9 O ARG A 5 54.697 26.854 43.860 1.00 80.24 O
-ATOM 10 N ARG A 5 55.792 26.946 46.486 1.00 80.39 N
-ATOM 11 CA ARG A 5 54.437 27.479 46.167 1.00 80.33 C
-ATOM 12 N SER A 6 53.441 28.666 44.297 1.00 80.44 N
-ATOM 13 CA SER A 6 53.129 28.922 42.897 1.00 80.22 C
-ATOM 14 CB SER A 6 52.450 30.285 42.745 1.00 79.46 C
-ATOM 15 OG SER A 6 52.075 30.513 41.398 1.00 79.08 O
-ATOM 16 C SER A 6 54.371 28.872 42.015 1.00 80.20 C
-ATOM 17 O SER A 6 54.274 28.620 40.812 1.00 80.66 O
+ATOM 1 CB ARG A 5 54.221 28.817 46.886 1.00 80.23 C
+ATOM 2 CG ARG A 5 54.014 28.661 48.384 1.00 79.76 C
+ATOM 3 CD ARG A 5 53.901 29.993 49.091 1.00 79.93 C
+ATOM 4 NE ARG A 5 55.153 30.743 49.053 1.00 79.60 N
+ATOM 5 CZ ARG A 5 55.375 31.851 49.753 1.00 79.44 C
+ATOM 6 NH1 ARG A 5 54.425 32.333 50.545 1.00 79.21 N
+ATOM 7 NH2 ARG A 5 56.543 32.475 49.661 1.00 79.57 N
+ATOM 8 C ARG A 5 54.203 27.642 44.665 1.00 80.18 C
+ATOM 9 O ARG A 5 54.697 26.854 43.860 1.00 80.24 O
+ATOM 10 N ARG A 5 55.792 26.946 46.486 1.00 80.39 N
+ATOM 11 CA ARG A 5 54.437 27.479 46.167 1.00 80.33 C
+ATOM 12 N SER A 6 53.441 28.666 44.297 1.00 80.44 N
+ATOM 13 CA SER A 6 53.129 28.922 42.897 1.00 80.22 C
+ATOM 14 CB SER A 6 52.450 30.285 42.745 1.00 79.46 C
+ATOM 15 OG SER A 6 52.075 30.513 41.398 1.00 79.08 O
+ATOM 16 C SER A 6 54.371 28.872 42.015 1.00 80.20 C
+ATOM 17 O SER A 6 54.274 28.620 40.812 1.00 80.66 O
TER 18 SER A 6
-ATOM 1680 C44 MC3 B 264 39.239 27.459 24.810 1.00 79.54 C
-ATOM 1681 C43 MC3 B 264 38.743 26.476 23.747 1.00 80.47 C
-TER 1682 MC3 B 264
-ATOM 1726 C44 MC3 C 265 62.635 29.009 23.846 1.00 81.10 C
-ATOM 1727 C43 MC3 C 265 63.065 29.658 22.529 1.00 79.41 C
-ATOM 1728 C42 MC3 C 265 61.857 29.941 21.636 1.00 79.32 C
-TER 1729 MC3 C 265
-END
+ATOM 19 C44 MC3 B 264 39.239 27.459 24.810 1.00 79.54 C
+ATOM 20 C43 MC3 B 264 38.743 26.476 23.747 1.00 80.47 C
+ATOM 21 C44 MC3 C 265 62.635 29.009 23.846 1.00 81.10 C
+ATOM 22 C43 MC3 C 265 63.065 29.658 22.529 1.00 79.41 C
+ATOM 23 C42 MC3 C 265 61.857 29.941 21.636 1.00 79.32 C
+END
\ No newline at end of file