diff --git a/model/Human-GEM.yml b/model/Human-GEM.yml
index 3fae32e8..972ed4d4 100644
--- a/model/Human-GEM.yml
+++ b/model/Human-GEM.yml
@@ -304742,6 +304742,244 @@
       - rxnNotes: ""
       - rxnFrom: ""
       - references: "PMID:22185573"
+      - subsystem:
+          - "Riboflavin metabolism"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20118"
+      - name: "MAR20118"
+      - metabolites: !!omap
+          - MAM01597c: 1
+          - MAM01597x: -1
+          - MAM01828c: -1
+          - MAM01828x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20119"
+      - name: "MAR20119"
+      - metabolites: !!omap
+          - MAM01802c: 1
+          - MAM01802x: -1
+          - MAM01828c: -1
+          - MAM01828x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20120"
+      - name: "MAR20120"
+      - metabolites: !!omap
+          - MAM01828c: -1
+          - MAM01828x: 1
+          - MAM02552c: 1
+          - MAM02552x: -1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20121"
+      - name: "MAR20121"
+      - metabolites: !!omap
+          - MAM01334c: 1
+          - MAM01334x: -1
+          - MAM01828c: -1
+          - MAM01828x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20122"
+      - name: "MAR20122"
+      - metabolites: !!omap
+          - MAM01285c: 1
+          - MAM01285x: -1
+          - MAM01828c: -1
+          - MAM01828x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20123"
+      - name: "MAR20123"
+      - metabolites: !!omap
+          - MAM01597c: 1
+          - MAM01597x: -1
+          - MAM01802c: -1
+          - MAM01802x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20124"
+      - name: "MAR20124"
+      - metabolites: !!omap
+          - MAM01802c: -1
+          - MAM01802x: 1
+          - MAM02552c: 1
+          - MAM02552x: -1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20125"
+      - name: "MAR20125"
+      - metabolites: !!omap
+          - MAM01334c: 1
+          - MAM01334x: -1
+          - MAM01802c: -1
+          - MAM01802x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20126"
+      - name: "MAR20126"
+      - metabolites: !!omap
+          - MAM01285c: 1
+          - MAM01285x: -1
+          - MAM01802c: -1
+          - MAM01802x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20127"
+      - name: "MAR20127"
+      - metabolites: !!omap
+          - MAM01597c: 1
+          - MAM01597x: -1
+          - MAM02552c: -1
+          - MAM02552x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20128"
+      - name: "MAR20128"
+      - metabolites: !!omap
+          - MAM01334c: 1
+          - MAM01334x: -1
+          - MAM02552c: -1
+          - MAM02552x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20129"
+      - name: "MAR20129"
+      - metabolites: !!omap
+          - MAM01285c: 1
+          - MAM01285x: -1
+          - MAM02552c: -1
+          - MAM02552x: 1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20130"
+      - name: "MAR20130"
+      - metabolites: !!omap
+          - MAM01334c: -1
+          - MAM01334x: 1
+          - MAM01597c: 1
+          - MAM01597x: -1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
+      - subsystem:
+          - "Transport reactions"
+      - confidence_score: 0
+    - !!omap
+      - id: "MAR20131"
+      - name: "MAR20131"
+      - metabolites: !!omap
+          - MAM01285c: -1
+          - MAM01285x: 1
+          - MAM01597c: 1
+          - MAM01597x: -1
+      - lower_bound: -1000
+      - upper_bound: 1000
+      - gene_reaction_rule: "ENSG00000100372"
+      - rxnNotes: ""
+      - rxnFrom: ""
+      - references: "PMID:22185573"
       - subsystem:
           - "Transport reactions"
       - confidence_score: 0
diff --git a/model/reactions.tsv b/model/reactions.tsv
index 1f3a19c3..914232dd 100644
--- a/model/reactions.tsv
+++ b/model/reactions.tsv
@@ -12963,3 +12963,17 @@ rxns	rxnKEGGID	rxnBiGGID	rxnEHMNID	rxnHepatoNET1ID	rxnREACTOMEID	rxnRecon3DID	rx
 "MAR20115"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
 "MAR20116"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
 "MAR20117"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20118"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20119"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20120"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20121"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20122"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20123"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20124"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20125"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20126"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20127"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20128"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20129"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20130"	""	""	""	""	""	""	""	""	""	""	0	""	""	""
+"MAR20131"	""	""	""	""	""	""	""	""	""	""	0	""	""	""