diff --git a/science/Makefile b/science/Makefile
index 44bd2c09c983..a144a7b6f423 100644
--- a/science/Makefile
+++ b/science/Makefile
@@ -108,6 +108,7 @@
     SUBDIR += p5-Chemistry-File-PDB
     SUBDIR += p5-Chemistry-MacroMol
     SUBDIR += p5-Chemistry-Mol
+    SUBDIR += p5-Chemistry-Pattern
     SUBDIR += p5-Geo-ReadGRIB
     SUBDIR += p5-Geo-WebService-Elevation-USGS
     SUBDIR += paje
diff --git a/science/p5-Chemistry-Pattern/Makefile b/science/p5-Chemistry-Pattern/Makefile
new file mode 100644
index 000000000000..f32c5083a08a
--- /dev/null
+++ b/science/p5-Chemistry-Pattern/Makefile
@@ -0,0 +1,25 @@
+# New ports collection makefile for:	p5-Chemistry-Pattern
+# Date created:		2010-03-10
+# Whom:			Steve Wills <steve@mouf.net>
+#
+# $FreeBSD$
+#
+
+PORTNAME=	Chemistry-Pattern
+PORTVERSION=	0.27
+CATEGORIES=	science perl5
+MASTER_SITES=	CPAN
+MASTER_SITE_SUBDIR=	../../authors/id/I/IT/ITUB
+PKGNAMEPREFIX=	p5-
+
+MAINTAINER=	steve@mouf.net
+COMMENT=	Chemical substructure pattern matching
+
+BUILD_DEPENDS=	${SITE_PERL}/Chemistry/Mol.pm:${PORTSDIR}/science/p5-Chemistry-Mol
+RUN_DEPENDS=	${SITE_PERL}/Chemistry/Mol.pm:${PORTSDIR}/science/p5-Chemistry-Mol
+
+MAN3=	Chemistry::Pattern.3 Chemistry::Pattern::Atom.3 Chemistry::Pattern::Bond.3
+
+PERL_CONFIGURE=	yes
+
+.include <bsd.port.mk>
diff --git a/science/p5-Chemistry-Pattern/distinfo b/science/p5-Chemistry-Pattern/distinfo
new file mode 100644
index 000000000000..ea9682afe3da
--- /dev/null
+++ b/science/p5-Chemistry-Pattern/distinfo
@@ -0,0 +1,3 @@
+MD5 (Chemistry-Pattern-0.27.tar.gz) = 78b048d08f38fe920bdee57112c18c2d
+SHA256 (Chemistry-Pattern-0.27.tar.gz) = 4616612523cf2318cb79c27315d5a3030c9c860c5df169035092cf297cc504af
+SIZE (Chemistry-Pattern-0.27.tar.gz) = 8060
diff --git a/science/p5-Chemistry-Pattern/pkg-descr b/science/p5-Chemistry-Pattern/pkg-descr
new file mode 100644
index 000000000000..abdf9ad02a5f
--- /dev/null
+++ b/science/p5-Chemistry-Pattern/pkg-descr
@@ -0,0 +1,3 @@
+Perl module which implements basic pattern matching for molecules.
+
+WWW:	http://search.cpan.org/dist/Chemistry-Pattern/
diff --git a/science/p5-Chemistry-Pattern/pkg-plist b/science/p5-Chemistry-Pattern/pkg-plist
new file mode 100644
index 000000000000..e76780fe37a7
--- /dev/null
+++ b/science/p5-Chemistry-Pattern/pkg-plist
@@ -0,0 +1,7 @@
+%%SITE_PERL%%/Chemistry/Pattern/Atom.pm
+%%SITE_PERL%%/Chemistry/Pattern/Bond.pm
+%%SITE_PERL%%/Chemistry/Pattern.pm
+%%SITE_PERL%%/mach/auto/Chemistry/Pattern/.packlist
+@dirrmtry %%SITE_PERL%%/mach/auto/Chemistry/Pattern
+@dirrmtry %%SITE_PERL%%/Chemistry/Pattern
+@dirrmtry %%SITE_PERL%%/Chemistry