diff --git a/genomix/genomix-hyracks/src/main/java/edu/uci/ics/genomix/hyracks/newgraph/io/NodeSequenceWriterFactory.java b/genomix/genomix-hyracks/src/main/java/edu/uci/ics/genomix/hyracks/newgraph/io/NodeSequenceWriterFactory.java
new file mode 100644
index 0000000..b77ee2c
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+++ b/genomix/genomix-hyracks/src/main/java/edu/uci/ics/genomix/hyracks/newgraph/io/NodeSequenceWriterFactory.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package edu.uci.ics.genomix.hyracks.newgraph.io;
+
+import java.io.DataOutput;
+import java.io.IOException;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.io.NullWritable;
+import org.apache.hadoop.io.SequenceFile;
+import org.apache.hadoop.io.SequenceFile.CompressionType;
+import org.apache.hadoop.io.SequenceFile.Writer;
+import org.apache.hadoop.mapred.JobConf;
+import edu.uci.ics.genomix.hyracks.job.GenomixJobConf;
+import edu.uci.ics.genomix.hyracks.newgraph.dataflow.AssembleKeyIntoNodeOperator;
+import edu.uci.ics.genomix.type.NodeWritable;
+import edu.uci.ics.genomix.type.KmerBytesWritable;
+import edu.uci.ics.hyracks.api.context.IHyracksTaskContext;
+import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
+import edu.uci.ics.hyracks.dataflow.common.data.accessors.ITupleReference;
+import edu.uci.ics.hyracks.hdfs.api.ITupleWriter;
+import edu.uci.ics.hyracks.hdfs.api.ITupleWriterFactory;
+import edu.uci.ics.hyracks.hdfs.dataflow.ConfFactory;
+
+@SuppressWarnings("deprecation")
+public class NodeSequenceWriterFactory implements ITupleWriterFactory {
+
+    /**
+     * Write the node to Text
+     */
+    private static final long serialVersionUID = 1L;
+    private final int kmerSize;
+    private ConfFactory confFactory;
+    
+    public static final int OutputNodeField = AssembleKeyIntoNodeOperator.OutputNodeField;
+    
+    public NodeSequenceWriterFactory(JobConf conf) throws HyracksDataException {
+        this.confFactory = new ConfFactory(conf);
+        this.kmerSize = conf.getInt(GenomixJobConf.KMER_LENGTH, GenomixJobConf.DEFAULT_KMERLEN);
+    }
+
+    public class TupleWriter implements ITupleWriter {
+
+        public TupleWriter(ConfFactory confFactory) {
+            this.cf = confFactory;
+        }
+
+        ConfFactory cf;
+        Writer writer = null;
+        NodeWritable node = new NodeWritable();
+
+        @Override
+        public void open(DataOutput output) throws HyracksDataException {
+            try {
+                writer = SequenceFile.createWriter(cf.getConf(), (FSDataOutputStream) output, NodeWritable.class,
+                        NullWritable.class, CompressionType.NONE, null);
+            } catch (IOException e) {
+                throw new HyracksDataException(e);
+            }
+        }
+
+        @Override
+        public void write(DataOutput output, ITupleReference tuple) throws HyracksDataException {
+            node.setAsReference(tuple.getFieldData(OutputNodeField), tuple.getFieldStart(OutputNodeField));
+            try {
+                writer.append(node, NullWritable.get());
+            } catch (IOException e) {
+                throw new HyracksDataException(e);
+            }
+        }
+
+        @Override
+        public void close(DataOutput output) throws HyracksDataException {
+        }
+
+    }
+
+    @Override
+    public ITupleWriter getTupleWriter(IHyracksTaskContext ctx) throws HyracksDataException {
+        KmerBytesWritable.setGlobalKmerLength(kmerSize);
+        return new TupleWriter(confFactory);
+    }
+
+}