Class information for:
Level 2: ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//ORIGIN OF LIFE//GENETIC CODE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1989 5554 39.7 57%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
594 3       ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//UV B RADIATION//ORIGIN OF LIFE 14910
1989 2             ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//ORIGIN OF LIFE//GENETIC CODE 5554
2094 1                   ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//ORIGIN OF LIFE//PREBIOTIC CHEMISTRY 2359
10629 1                   GENETIC CODE//CIRCULAR CODE//EQUIPE BIOINFORMAT THEOR 1047
11915 1                   PROTOCELL//M R SYSTEMS//ROBERT ROSEN 945
20811 1                   THERMAL PROTEINOID//DIRECC GEN ULGAC CIENCIA//BIASED POLYMERS 444
24190 1                   COMPLEMENTARY PEPTIDE//ANTISENSE PEPTIDE//SEQUENCE FOURIER ANALYSIS 320
32369 1                   FORMOSE REACTION//3 HEXULOSES//HARZIALACTONE A 140
34369 1                   ERLU1057UMR 7203 MED//NATIVE ALUMINUM//NATIVE ALUMINUM AL CENTER DOT 112
35620 1                   HISTORY OF RADIOTHERAPY//RADIOTHERAPY HISTORY//VICTOR DESPEIGNES 94
35667 1                   GENETIC INSTRUCTIONS//EXCLUSION ZONE EZ//BIOLOGICAL DENITRIFICATION INHIBITION 93

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES journal 1424559 9% 51% 512
2 ORIGIN OF LIFE authKW 968316 6% 50% 353
3 GENETIC CODE authKW 441663 3% 42% 190
4 PREBIOTIC CHEMISTRY authKW 434499 3% 52% 153
5 ORIGINS OF LIFE AND EVOLUTION OF THE BIOSPHERE journal 420399 3% 53% 144
6 RNA WORLD authKW 340953 2% 48% 128
7 PROTOCELL authKW 293518 1% 69% 77
8 PREBIOTIC SYNTHESIS authKW 197090 1% 78% 46
9 CHEMICAL EVOLUTION authKW 145913 1% 34% 78
10 ORIGINS OF LIFE authKW 145591 1% 50% 53

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Biology 54956 28% 1% 1572
2 Mathematical & Computational Biology 13299 9% 1% 512
3 Evolutionary Biology 5457 7% 0% 383
4 Biochemistry & Molecular Biology 3173 23% 0% 1292
5 Chemistry, Multidisciplinary 2501 16% 0% 902
6 Genetics & Heredity 1270 8% 0% 425
7 Multidisciplinary Sciences 679 2% 0% 118
8 Biophysics 556 5% 0% 263
9 History & Philosophy of Science 386 1% 0% 57
10 Geosciences, Multidisciplinary 244 4% 0% 202

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 EQUIPE BIOINFORMAT THEOR 82440 0% 100% 15
2 CIENCIAS FISIOL CCB 51152 0% 85% 11
3 NAT HIST MUSEUM ECT 49464 0% 100% 9
4 EQUIPE BIOL THEOR 43968 0% 100% 8
5 FDN IST PASTEUR FDN CENCI BOLOGNETTI 43960 0% 67% 12
6 QUIM PREBIOT 42272 0% 77% 10
7 PROTOLIFE 37131 0% 48% 14
8 QUIM CCE 36354 0% 44% 15
9 AGRON CCA 27051 0% 62% 8
10 BIOINFORMAT ENGN 23444 1% 12% 36

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES 1424559 9% 51% 512
2 ORIGINS OF LIFE AND EVOLUTION OF THE BIOSPHERE 420399 3% 53% 144
3 JOURNAL OF MOLECULAR EVOLUTION 124472 5% 8% 294
4 BIOSYSTEMS 44307 3% 5% 148
5 ASTROBIOLOGY 38791 1% 9% 82
6 JOURNAL OF THEORETICAL BIOLOGY 25030 4% 2% 223
7 ARTIFICIAL LIFE 12849 1% 7% 32
8 INTERNATIONAL JOURNAL OF ASTROBIOLOGY 8434 0% 6% 26
9 BIOLOGY DIRECT 7181 0% 5% 27
10 ZHURNAL VSESOYUZNOGO KHIMICHESKOGO OBSHCHESTVA IMENI D I MENDELEEVA 6164 0% 5% 25

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 ORIGIN OF LIFE 968316 6% 50% 353 Search ORIGIN+OF+LIFE Search ORIGIN+OF+LIFE
2 GENETIC CODE 441663 3% 42% 190 Search GENETIC+CODE Search GENETIC+CODE
3 PREBIOTIC CHEMISTRY 434499 3% 52% 153 Search PREBIOTIC+CHEMISTRY Search PREBIOTIC+CHEMISTRY
4 RNA WORLD 340953 2% 48% 128 Search RNA+WORLD Search RNA+WORLD
5 PROTOCELL 293518 1% 69% 77 Search PROTOCELL Search PROTOCELL
6 PREBIOTIC SYNTHESIS 197090 1% 78% 46 Search PREBIOTIC+SYNTHESIS Search PREBIOTIC+SYNTHESIS
7 CHEMICAL EVOLUTION 145913 1% 34% 78 Search CHEMICAL+EVOLUTION Search CHEMICAL+EVOLUTION
8 ORIGINS OF LIFE 145591 1% 50% 53 Search ORIGINS+OF+LIFE Search ORIGINS+OF+LIFE
9 CIRCULAR CODE 143090 0% 96% 27 Search CIRCULAR+CODE Search CIRCULAR+CODE
10 M R SYSTEMS 99923 0% 91% 20 Search M+R+SYSTEMS Search M+R+SYSTEMS

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 RUIZ-MIRAZO, K , BRIONES, C , DE LA ESCOSURA, A , (2014) PREBIOTIC SYSTEMS CHEMISTRY: NEW PERSPECTIVES FOR THE ORIGINS OF LIFE.CHEMICAL REVIEWS. VOL. 114. ISSUE 1. P. 285 -366 332 42% 117
2 CLEAVES, HJ , SCOTT, AM , HILL, FC , LESZCZYNSKI, J , SAHAI, N , HAZEN, R , (2012) MINERAL-ORGANIC INTERFACIAL PROCESSES: POTENTIAL ROLES IN THE ORIGINS OF LIFE.CHEMICAL SOCIETY REVIEWS. VOL. 41. ISSUE 16. P. 5502 -5525 138 56% 48
3 STANO, P , LUISI, PL , (2010) ACHIEVEMENTS AND OPEN QUESTIONS IN THE SELF-REPRODUCTION OF VESICLES AND SYNTHETIC MINIMAL CELLS.CHEMICAL COMMUNICATIONS. VOL. 46. ISSUE 21. P. 3639 -3653 92 84% 88
4 SALADINO, R , BOTTA, G , PINO, S , COSTANZO, G , DI MAURO, E , (2012) GENETICS FIRST OR METABOLISM FIRST? THE FORMAMIDE CLUE.CHEMICAL SOCIETY REVIEWS. VOL. 41. ISSUE 16. P. 5526 -5565 147 54% 29
5 BLAIN, JC , SZOSTAK, JW , (2014) PROGRESS TOWARD SYNTHETIC CELLS.ANNUAL REVIEW OF BIOCHEMISTRY, VOL 83. VOL. 83. ISSUE . P. 615 -640 112 59% 33
6 SUTHERLAND, JD , (2016) THE ORIGIN OF LIFE-OUT OF THE BLUE.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 55. ISSUE 1. P. 104 -121 52 73% 18
7 ORGEL, LE , (2004) PREBIOTIC CHEMISTRY AND THE ORIGIN OF THE RNA WORLD.CRITICAL REVIEWS IN BIOCHEMISTRY AND MOLECULAR BIOLOGY. VOL. 39. ISSUE 2. P. 99 -123 81 81% 366
8 ESCHENMOSER, A , (2011) ETIOLOGY OF POTENTIALLY PRIMORDIAL BIOMOLECULAR STRUCTURES: FROM VITAMIN B12 TO THE NUCLEIC ACIDS AND AN INQUIRY INTO THE CHEMISTRY OF LIFE'S ORIGIN: A RETROSPECTIVE.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 50. ISSUE 52. P. 12412 -12472 139 49% 47
9 HIGGS, PG , LEHMAN, N , (2015) THE RNA WORLD: MOLECULAR COOPERATION AT THE ORIGINS OF LIFE.NATURE REVIEWS GENETICS. VOL. 16. ISSUE 1. P. 7 -17 69 70% 31
10 BISSETTE, AJ , FLETCHER, SP , (2013) MECHANISMS OF AUTOCATALYSIS.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 52. ISSUE 49. P. 12800-12826 96 55% 61

Classes with closest relation at Level 2


Rank Class id link
1 1185 RIBOZYME//RNASE P//CATALYTIC RNA
2 3915 SETI//EXTRATERRESTRIAL INTELLIGENCE//FERMI PARADOX
3 3617 Q BETA REPLICASE//NICOTINE VACCINE//IMMUNOPHARMACOTHERAPY
4 1813 JANUS PARTICLES//BIOCONVECTION//NANOMOTORS
5 4012 N PHOSPHORYL AMINO ACID//BIOORGAN PHOSPHORUS CHEM//PHOSPHOPEPTIDE SYNTHESIS
6 3224 TRANSACTIONS OF THE CHARLES S PEIRCE SOCIETY//SEMIOTICA//BIOSEMIOTICS
7 1084 AMINOACYL TRNA SYNTHETASE//TRNA//AMINOACYL TRANSFER RNA SYNTHETASE
8 638 METEORITICS & PLANETARY SCIENCE//COMETS//METEORS
9 1187 EXPERIMENTAL EVOLUTION//EVOLUTIONARY BIOLOGY//EVOLUTION
10 4183 STRAY VOLTAGE//MILKLINES//MILKING MACHINES

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