Rcsb.org Site Title
RCSB PDB: Homepage
Rcsb.org Meta Description
As a member of the wwPDB, the RCSB PDB curates and annotates PDB data according to agreed upon standards. The RCSB PDB also provides a variety of tools and resources. Users can perform simple and advanced searches based on annotations relating to sequence, structure and function. These molecules are visualized, downloaded, and analyzed by users who range from students to specialized scientists.
Rcsb.org Test Results
rcsb.org Mobile Usability: 95/100
Quick overview:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target
<a href="/pdb/search/ad….do?search=new">Advanced Search</a> and 1 others are close to other tap targets .
...
rcsb.org Mobile Speed: 70/100
Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 2 blocking script resources and 6 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
https://cdn.rcsb.org/javascript/jquery/jquery-3.3.1.min.js
...
Optimize CSS Delivery of the following:
https://cdn.rcsb.org/javascript/bootstrap/latest/css/bootstrap.min.css
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Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 20.3KiB (14% reduction).
Compressing https://cdn.rcsb.org/rcsb-pdb/v2/home/images/panel_welcome/2017_EnzymesWorkVideo.jpg could save 16.8KiB (14% reduction).
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Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://www.googletagmanager.com/gtag/js?id=UA-3923365-3 (15 minutes)
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Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 1.7KiB (24% reduction).
Minifying https://www.rcsb.org/css/homepage/responsive.css could save 586B (24% reduction) after compression.
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Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 369B (11% reduction).
Minifying https://cdn.rcsb.org/javascript/jquery/jquery-migrate-3.0.1.min.js could save 369B (11% reduction) after compression.
Minify HTML
Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 259B (12% reduction).
Minifying https://cdn.rcsb.org/jira-feedback/includes/jira-fdbck.html could save 259B (12% reduction) after compression.
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