diff --git a/index.html b/index.html
index 49fe93d..8f4c57d 100644
--- a/index.html
+++ b/index.html
@@ -303,5 +303,5 @@ <h4 class="modal-title" id="keyboardModalLabel">Keyboard Shortcuts</h4>
 
 <!--
 MkDocs version : 1.5.3
-Build Date UTC : 2025-01-06 18:09:00.336016+00:00
+Build Date UTC : 2025-01-06 20:10:22.512885+00:00
 -->
diff --git a/misc/ot.sh b/misc/ot.sh
index 3a1bd76..9e62920 100644
--- a/misc/ot.sh
+++ b/misc/ot.sh
@@ -9,7 +9,84 @@ Rscript -e '
   ERAP2$ensGenes
   data <- jsonlite::fromJSON("ERAP2.json")
   diseases_data <- data$data$target$associatedDiseases$rows
-  library(tidyr)
-  diseases_data <- unnest(diseases_data, cols = everything(), names_sep = "_")
+  diseases_data <- tidyr::unnest(diseases_data, cols = everything(), names_sep = "_")
   write.table(diseases_data, file = "ERAP2.tsv", sep = "\t", row.names = FALSE, quote = FALSE)
 '
+
+# https://platform-docs.opentargets.org/data-access/graphql-api
+
+## Python: Used directly without change
+
+python3 <<END
+import requests
+import json
+
+gene_id = "ENSG00000164308"
+query_string = """
+  query target($ensemblId: String!){
+    target(ensemblId: $ensemblId){
+      id
+      approvedSymbol
+      biotype
+      geneticConstraint {
+        constraintType
+        exp
+        obs
+        score
+        oe
+        oeLower
+        oeUpper
+      }
+      tractability {
+        label
+        modality
+        value
+      }
+    }
+  }
+"""
+variables = {"ensemblId": gene_id}
+base_url = "https://api.platform.opentargets.org/api/v4/graphql"
+r = requests.post(base_url, json={"query": query_string, "variables": variables})
+print(r.status_code)
+api_response = json.loads(r.text)
+print(api_response)
+END
+
+## R: necessary to get around httr::content(r) for iconvlist() with iconv().
+
+Rscript -e '
+library(httr)
+library(jsonlite)
+
+gene_id <- "ENSG00000164308"
+query_string = "
+  query target($ensemblId: String!){
+    target(ensemblId: $ensemblId){
+      id
+      approvedSymbol
+      biotype
+      geneticConstraint {
+        constraintType
+        exp
+        obs
+        score
+        oe
+        oeLower
+        oeUpper
+      }
+      tractability {
+        label
+        modality
+        value
+      }
+    }
+  }
+"
+base_url <- "https://api.platform.opentargets.org/api/v4/graphql"
+variables <- list("ensemblId" = gene_id)
+post_body <- list(query = query_string, variables = variables)
+r <- httr::POST(url=base_url, body=post_body, encode='json')
+data <- iconv(r, "latin1", "ASCII")
+content <- jsonlite::fromJSON(data)
+'
diff --git a/sitemap.xml.gz b/sitemap.xml.gz
index b29bcc3..d57bf25 100644
Binary files a/sitemap.xml.gz and b/sitemap.xml.gz differ