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Structural alignment: Types of comparisons, Methods & RNA structural alignment

Structural alignment attempts to establish homology between two or more polymer structures based on their shape and three-dimensional conformation. This process is usually applied to protein tertiary structures but can also be used for large RNA molecules. In contrast to simple structural superposition, where at least some equivalent residues of the two…

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Structural alignment topic overview

The analysis highlights Types of comparisons, Methods and RNA structural alignment as prominent areas in the source structure around Structural alignment.

Related topics
64
Source areas
9
Connected nodes
73
Extracted relationships
127
Concept neighborhoods
26
Bridge connections
73

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Overview · 21 topics
Methods · 11 topics
RNA structural alignment · 11 topics
Types of comparisons · 11 topics
Algorithmic complexity · 3 topics
Representation of structures · 3 topics
Data produced by structural alignment · 2 topics
Recent developments · 1 topics
Software · 1 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Data produced by structural alignment

Types of comparisons

Algorithmic complexity

Representation of structures

Methods

Recent developments

RNA structural alignment

Software

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Structural alignment connects Entity context

The extracted context around Structural alignment shows recurring relationship patterns in the source. For example, Structural alignment → As, CE, DALI, G-Losa, H-bond, Improvements, In, MAPPIS, MultiBind, Other, Others, ProBiS, The, The MultiBind, These, TM-align, Unlike, While G-Losa Another extracted example is Structural alignment → All-against-all, C-alpha, E-value, Expectation, For, It, Local, MAMMOTH, MaxSub, Rather, SCOP, The, These, This, To, URMS. Use these groups to spot repeated connection types before inspecting the individual relationships.

Structural alignment

Top relations

related to Recent developments · 18
Structural alignment → As, CE, DALI, G-Losa, H-bond, Improvements, In, MAPPIS, MultiBind, Other, Others, ProBiS, The, The MultiBind, These, TM-align, Unlike, While G-Losa
related to Mammoth · 16
Structural alignment → All-against-all, C-alpha, E-value, Expectation, For, It, Local, MAMMOTH, MaxSub, Rather, SCOP, The, These, This, To, URMS
has method · 13
Structural alignment → Cα, Each, Foldseek, It, MUSCLE-3D, PDB, Protein Data Bank, Reseek, Structural, Such, The, This, To
related to SSAP · 12
Structural alignment → Architecture, CATH, CATH Protein Structure Classification, Class, Dynamic, Homology, Instead, It, Sequential Structure Alignment Program, SSAP, The SSAP, Topology
related to DALI · 10
Structural alignment → Because DALI, DALI, DALI's, Distance-matrix ALIgnment, In, Monte Carlo, Secondary, Submatrix, This, When
related to RNA structural alignment · 8
Structural alignment → Functionally, GSSUs, However, One, RNA, SETTER, Structural, The
related to Optimal solution · 7
Structural alignment → However, MaxSub, NP-complete, Strictly, The, These, Unfortunately
related to Data produced by structural alignment · 6
Structural alignment → CASP, GDT, Note, RMSD, The, This
related to Software · 6
Structural alignment → Choosing, Org, ProCKSI, Properties, Proteopedia, Structural Alignment Tools
related to Types of comparisons · 6
Structural alignment → Because, For, Only, Other, RMSD, When

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

alignment structural structures structure protein used similarity matrix proteins sequence two methods method superposition residues rna known input sequences dali

Structural alignment relationships Subject–Predicate–Object triples

TTTA extracted 127 structured relationships around Structural alignment. Examples in this analysis include Structural alignment → is a → valuable tool for the comparison of proteins with low sequence similarity and Structural alignment → is a → set of residues that are considered equivalent between the structures. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Structural alignmentis avaluable tool for the comparison of proteins with low sequence similarity0.90text
Structural alignmentis aset of residues that are considered equivalent between the structures0.90text
the global distance testinstance ofas well as other more sophisticated measures of structural similarity0.80text
the four-helix bundleinstance ofSuch algorithms have successfully identified canonical folds0.80text
secondary structure elementsinstance ofReducing the protein to a coarse metric0.80text
secondary structureinstance ofthe original definition of the CE method included only structural superpositions and inter-residue distances but has since been expanded to include local environmental properties0.80text
solvent exposureinstance ofthe original definition of the CE method included only structural superpositions and inter-residue distances but has since been expanded to include local environmental properties0.80text
hydrogen-bonding patternsinstance ofthe original definition of the CE method included only structural superpositions and inter-residue distances but has since been expanded to include local environmental properties0.80text
and dihedral angles.An alignment path is calculated as the optimal path through the similarity matrix by linearly progressing through the sequencesinstance ofthe original definition of the CE method included only structural superpositions and inter-residue distances but has since been expanded to include local environmental properties0.80text
extending the alignment with the next possible high-scoring AFP pairinstance ofthe original definition of the CE method included only structural superpositions and inter-residue distances but has since been expanded to include local environmental properties0.80text
SCOPinstance ofparticularly structures generated by ab initio structure prediction to structure families0.80text
because it emphasizes extracting a statistically reliable sub alignmentinstance ofparticularly structures generated by ab initio structure prediction to structure families0.80text

Related concept clusters Concept neighborhoods

The concept neighborhoods around Structural alignment bring nearby vocabulary together. In this analysis, examples include Structural, Structures and Used. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Structural alignment
    • Structural
    • Structures
    • Used
    • Method
    • Two
    • Protein
    • Methods
    • Proteins
    • Sequence
    • Similarity
    • Input
    • Structure
  • structural alignment
    • Structural
    • Structures
    • Structure
    • Sequence
    • Protein
    • Used
    • Method
    • Similarity
    • Two
    • Methods
    • Proteins
    • Input
  • protein
    • Structures
    • Used
    • Comparison
    • Known
    • Structure
    • Structural
    • Sequence
    • Rmsd
    • Multiple
    • Aligned
    • Also
    • Input
  • rna
    • Methods
    • Structures
    • Data
    • Well
    • Sequences
    • Structure
    • Method
    • Sequence
    • Similarity
    • Produced
    • Secondary
    • Set
  • sequence alignment
    • Structural
    • Structure
    • Structures
    • Sequence
    • Protein
    • Secondary
    • Multiple
    • Similarity
    • Used
    • Sequences
    • Input
    • Method
  • structural phylogenetics
    • Structures
    • Used
    • Method
    • Two
    • Protein
    • Methods
    • Proteins
    • Sequence
    • Similarity
    • Input
    • Structure
    • Superposition
  • multiple sequences
    • Two
    • Alignments
    • Produced
    • Sequence
    • Method
    • Structures
    • Multiple
    • Sequences
    • Aligned
    • Input
    • Protein
    • Structure
  • structural genomics
    • Structures
    • Used
    • Method
    • Two
    • Protein
    • Methods
    • Proteins
    • Sequence
    • Similarity
    • Input
    • Structure
    • Superposition

Connections between topic areas Semantic bridges

For Structural alignment, one of the stronger structural bridges in this analysis connects Structural alignment with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Structural alignmentOverview · splits 52 ⟂ 22
Structural alignmentTypes of comparisons · splits 62 ⟂ 12
Structural alignmentMethods · splits 62 ⟂ 12
Structural alignmentRNA structural alignment · splits 62 ⟂ 12
Structural alignmentAlgorithmic complexity · splits 70 ⟂ 4
Structural alignmentRepresentation of structures · splits 70 ⟂ 4
Structural alignmentData produced by structural alignment · splits 71 ⟂ 3

Map overview Semantic statistics

Structural alignment

Nodes74
Edges73
Triples127
Avg. degree1.97
Density0.027027
Components1

Source & methodology

TTTA analyzes the structure around Structural alignment to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Types of comparisons, Methods & RNA structural alignment, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Structural alignment · EN edition · Analysis: TopicsToTalkAbout

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