--- dssp-3.0.0/src/primitives-3d.h~	2017-09-21 10:42:09.000000000 +0100
+++ dssp-3.0.0/src/primitives-3d.h	2018-01-23 17:51:21.718904152 +0000
@@ -12,7 +12,7 @@
 #pragma once
 
 #include <boost/math/quaternion.hpp>
-#include <boost/tr1/tuple.hpp>
+#include <tuple>
 
 #include <vector>
 
@@ -71,7 +71,7 @@
 
 MQuaternion Normalize(MQuaternion q);
 
-std::tr1::tuple<double,MPoint> QuaternionToAngleAxis(MQuaternion q);
+std::tuple<double,MPoint> QuaternionToAngleAxis(MQuaternion q);
 MPoint Centroid(std::vector<MPoint>& points);
 MPoint CenterPoints(std::vector<MPoint>& points);
 MQuaternion AlignPoints(const std::vector<MPoint>& a,
--- dssp-3.0.0/src/structure.h~	2017-09-21 10:42:09.000000000 +0100
+++ dssp-3.0.0/src/structure.h	2018-01-23 18:47:04.618904152 +0000
@@ -171,7 +171,7 @@
 
   double        Phi() const;
   double        Psi() const;
-  std::tr1::tuple<double,char>
+  std::tuple<double,char>
             Alpha() const;
   double        Kappa() const;
   double        TCO() const;
--- dssp-3.0.0/src/primitives-3d.cpp~	2017-09-21 10:42:09.000000000 +0100
+++ dssp-3.0.0/src/primitives-3d.cpp	2018-01-23 18:51:54.867904152 +0000
@@ -152,7 +152,7 @@
 
 // --------------------------------------------------------------------
 
-std::tr1::tuple<double,MPoint> QuaternionToAngleAxis(MQuaternion q)
+std::tuple<double,MPoint> QuaternionToAngleAxis(MQuaternion q)
 {
   if (q.R_component_1() > 1)
     q = Normalize(q);
@@ -168,7 +168,7 @@
 
   MPoint axis(q.R_component_2() / s, q.R_component_3() / s, q.R_component_4() / s);
 
-  return std::tr1::make_tuple(angle, axis);
+  return std::make_tuple(angle, axis);
 }
 
 MPoint CenterPoints(std::vector<MPoint>& points)
--- dssp-3.0.0/src/dssp.cpp~	2017-09-21 10:42:09.000000000 +0100
+++ dssp-3.0.0/src/dssp.cpp	2018-01-23 18:52:46.657904152 +0000
@@ -73,7 +73,7 @@
 
   double alpha;
   char chirality;
-  std::tr1::tie(alpha,chirality) = residue.Alpha();
+  std::tie(alpha,chirality) = residue.Alpha();
 
   uint32 bp[2] = {};
   char bridgelabel[2] = { ' ', ' ' };
--- dssp-3.0.0/src/structure.cpp~	2017-09-21 10:42:09.000000000 +0100
+++ dssp-3.0.0/src/structure.cpp	2018-01-23 18:53:55.797904152 +0000
@@ -554,7 +554,7 @@
   return result;
 }
 
-std::tr1::tuple<double,char> MResidue::Alpha() const
+std::tuple<double,char> MResidue::Alpha() const
 {
   double alhpa = 360;
   char chirality = ' ';
@@ -571,7 +571,7 @@
     else
       chirality = '+';
   }
-  return std::tr1::make_tuple(alhpa, chirality);
+  return std::make_tuple(alhpa, chirality);
 }
 
 double MResidue::Kappa() const