--- a
+++ b/tests/data/pdb/2qwe_Sbridge.pdb
@@ -0,0 +1,26 @@
+HEADER    2QWE_PROTEIN
+COMPND    2QWE_PROTEIN
+REMARK    GENERATED BY X-TOOL on Tue Nov 20 19:28:28 2012
+ATOM      1  N   CYS C  92     -31.580   9.319  40.784  1.00 15.43           N
+ATOM      2  H   CYS C  92     -30.680   9.349  41.304  1.00  0.00           H
+ATOM      3  CA  CYS C  92     -32.388   8.107  40.761  1.00 15.86           C
+ATOM      4  HA  CYS C  92     -32.692   7.844  39.748  1.00  0.00           H
+ATOM      5  C   CYS C  92     -33.579   8.417  41.695  1.00 15.57           C
+ATOM      6  O   CYS C  92     -33.513   9.355  42.510  1.00 14.37           O
+ATOM      7  CB  CYS C  92     -31.602   6.917  41.323  1.00 15.40           C
+ATOM      8  HB1 CYS C  92     -32.252   6.042  41.324  1.00  0.00           H
+ATOM      9  HB2 CYS C  92     -31.307   7.150  42.346  1.00  0.00           H
+ATOM     10  SG  CYS C  92     -30.113   6.525  40.371  1.00 15.88           S
+ATOM     11  N   CYS C 417     -28.709   6.989  36.185  1.00 18.09           N
+ATOM     12  H   CYS C 417     -28.311   6.108  36.569  1.00  0.00           H
+ATOM     13  CA  CYS C 417     -29.017   8.101  37.083  1.00 16.73           C
+ATOM     14  HA  CYS C 417     -28.984   9.038  36.528  1.00  0.00           H
+ATOM     15  C   CYS C 417     -27.991   8.161  38.188  1.00 15.79           C
+ATOM     16  O   CYS C 417     -27.234   7.205  38.398  1.00 14.90           O
+ATOM     17  CB  CYS C 417     -30.445   7.926  37.666  1.00 16.48           C
+ATOM     18  HB1 CYS C 417     -31.158   8.057  36.852  1.00  0.00           H
+ATOM     19  HB2 CYS C 417     -30.600   8.705  38.412  1.00  0.00           H
+ATOM     20  SG  CYS C 417     -30.790   6.291  38.468  1.00 17.12           S
+CONECT   10   20    7
+CONECT   20   17   10
+END