From e628f580a72339396848deddc1babf36572b201c Mon Sep 17 00:00:00 2001
From: dsehnal <david.sehnal@gmail.com>
Date: Sun, 21 Feb 2021 16:28:17 +0100
Subject: [PATCH] add missing React key

---
 src/mol-plugin-ui/sequence.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mol-plugin-ui/sequence.tsx b/src/mol-plugin-ui/sequence.tsx
index 56f6facfe..6913181b4 100644
--- a/src/mol-plugin-ui/sequence.tsx
+++ b/src/mol-plugin-ui/sequence.tsx
@@ -383,10 +383,10 @@ export class SequenceView extends PluginUIComponent<{ defaultMode?: SequenceView
 
                     if (values.mode === 'single') return elem;
 
-                    return <>
+                    return <React.Fragment key={i}>
                         <div className='msp-sequence-chain-label'>{s.label}</div>
                         {elem}
-                    </>;
+                    </React.Fragment>;
                 })}
             </NonEmptySequenceWrapper>
         </div>;
-- 
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