an oxidized electron donor

a reduced electron donor

a deaminated amino group acceptor

an aminated amino group acceptor

Charged-LEU-tRNAs

LEU-tRNAs

a 2-oxo acid

an amino acid

an acyl-CoA

a carboxylate

an oxidized ferredoxin [iron-sulfur] cluster

a reduced ferredoxin [iron-sulfur] cluster

NAD(P)H

NAD(P)+

an L-tyrosyl-[tRNAtyr]

a tRNAtyr

(2Z,4Z)-2-hydroxy-5-carboxymuconate-6-semialdehyde

4α,14α-dimethyl-porifersta-8,25(27)-dienol

2-amino-4,5-dihydroxy-6-oxo-7-(phosphooxy)heptanoate

4-methylcyclohex-1,5-diene-1-carbonyl-CoA

isoshowacene

2-hydroxyhexadecanal

16-sinapoyloxypalmitate

3-methylquinolin-2-ol

(22R)-hydroxycholesterol

N-(2-methylpropyl)hydroxylamine

chloroeremomycin

3-hydroxy-3-methylbutanoate

2',3',4'-O-methyl-rhamnosyl tetracyclic spinosyn pseudoaglycone

2',3'-O-methyl-rhamnosyl tetracyclic spinosyn pseudoaglycone

2'-O-methyl-rhamnosyl tetracyclic spinosyn pseudoaglycone

rhamnosyl tetracyclic spinosyn pseudoaglycone

rhamnosyl tricyclic spinosyn pseudoaglycone

spinosyn tricyclic macrolactone

11-dehydro-15-oxo spinosyn macrolactone

15-oxo spinosyn macrolactone

spinosyn macrolactone

diethylamine N-oxide

triethylamine N-oxide

UDP-2-acetamido-2-deoxy-α-D-ribo-hex-3-uluronate

nitroxyl

trans,octacis-decaprenylphospho-β-D-arabinofuranose

1,3-dihydro-2H-imidazol-2-one

2-phenylethyl β-D-glucopyranoside

formyl hopane

ribosyl hopane

adenosyl hopane

(2Z)-2-hydroxypenta-2,4-dienoate

(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate

(2Z)-2,4-dihydroxypent-2-enoate

(2E,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl-CoA

(3R,5Z,8Z,11Z,14Z,17Z)-3-hydroxydocosapentaenoyl-CoA

(5Z,8Z,11Z,14Z,17Z)-3-oxodocosapentaenoyl-CoA

(+)-3'-hydroxylarreatricin

(+)-larreatricin

2-trans,4-trans-xanthoxin

(2R,4S)-2-methyl-2,3,3,4-tetrahydroxytetrahydrofuran

bisorganyltrisulfane

(2S,4S)-2-methyl-2,3,3,4-tetrahydroxytetrahydrofuran

ammonia

enol-phenylpyruvate

(2S,4S)-2-methyl-2,4-dihydroxydihydrofuran-3-one

1,2-dihydro-β-NADP

(2R,4S)-2-methyl-2,4-dihydroxydihydrofuran-3-one

1-piperideine 6-carboxylate

S-ribosyl-L-homocysteine

autoinducer 2

lipid IV_A

N-succinyl-L,L-2,6-diaminopimelate

2-dehydro-3-deoxy-D-galactonate 6-phosphate

selenodiglutathione

glutathioselenol

glutathione disulfide

2-amino-3-carboxymuconate-6-semialdehyde

acetoacetate

(R)-4'-phosphopantothenate

6-phospho D-glucono-1,5-lactone

(2Z,4Z)-2-hydroxyhepta-2,4-dienedioate

(4Z)-2-oxohept-4-enedioate

(R)-4'-phosphopantothenoyl-L-cysteine

adenosine 5'-phosphoselenate

4-prenylphlorisobutyrophenone

3-(O-geranylgeranyl)-sn-glycerol 1-phosphate

3-(4-deoxy-β-D-gluc-4-enuronosyl)-N-acetyl-D-glucosamine

(S)-2-amino-6-oxohexanoate

carboxynorspermidine

norspermidine

urea

2-dehydro-3-deoxy-D-galactonate

acetyl phosphate

carbonic acid

3-phosphooxypyruvate

3-dehydroquinate

1-deoxy-L-glycero-tetrulose 4-phosphate

α-D-ribose 1,5-bisphosphate

carbon monoxide

urocanate

(2-carboxy-2,5-dihydro-5-oxofuran-2-yl)-acetate

(4,5-dihydro-5-oxofuran-2-yl)-acetate

4-amino-2-methyl-5-(phosphooxymethyl)pyrimidine

4-amino-2-methyl-5-(diphosphooxymethyl)pyrimidine

L-selenocystathionine

4-amino-4-deoxychorismate

2-dehydropantoate

7-carboxy-7-deazaguanine

glycolate

hydrogenobyrinate

hydrogenobyrinate a,c-diamide

adenosine 5'-phosphosulfate

porphobilinogen

lipid A disaccharide (E. coli)

phosphocholine

prephenate

N-acetyl-β-D-glucosamine-1,6-anhydro-N-acetyl-β-D-muramate

1,6-anhydro-N-acetyl-β-muramate

thiamine phosphate

thiamine diphosphate

N²-formyl-N¹-(5-phospho-β-D-ribosyl)glycinamide

2-(formamido)-N¹-(5-phospho-β-D-ribosyl)acetamidine

isochorismate

(2S,3S)-2,3-dihydroxy-2,3-dihydrobenzoate

4-imidazolone-5-propanoate

4-phosphooxy-L-threonine

3-amino-1-hydroxyacetone 1-phosphate

(2S)-2-amino-3-oxo-4-phosphooxybutanoate

β-D-ribosylnicotinate

3-deoxy-α-D-manno-2-octulosonate

3-deoxy-D-manno-octulosonate 8-phosphate

O-ureido-L-homoserine

N-acetyl-L-glutamate 5-semialdehyde

(3R,5S)-3-hydroxy-1-pyrroline-5-carboxylate

γ-L-glutamyl 5-phosphate

N-acetylglutamyl-phosphate

L-arginino-succinate

canavaninosuccinate

L-canavanine

carbamoyl phosphate

carboxyphosphate

N-(5-phosphoribosyl)-anthranilate

anthranilate

L-β-lysine

prenyl diphosphate

isopentenyl diphosphate

ethanolamine

lipid X

histidinal

orotidine 5'-phosphate

(E)-4-hydroxy-3-methylbut-2-en-1-yl diphosphate

5-amino-1-(5-phospho-β-D-ribosyl)imidazole

2-dehydro-3-deoxy-D-gluconate

4'-phosphopantetheine

(lipoyl)adenylate

(S)-2,3,4,5-tetrahydrodipicolinate

N-succinyl-2-amino-6-ketopimelate

citraconate

(2R,3S)-3-methylmalate

(2S)-2-isopropyl-3-oxosuccinate

3-ethylmalate

2-oxovalerate

(3R)-3-hydroxy-2-oxo-4 phosphooxybutanoate

DNA without lesion

3'-phosphoadenylyl-sulfate

5-amino-6-(D-ribitylamino)uracil

4-methyl-2-oxopentanoate

xanthine

(R)-pantothenate

pimeloyl-CoA

8-amino-7-oxononanoate

selenophosphate

5,6-dimethylbenzimidazole

α-ribazole 5'-phosphate

hydrogen selenide

O-acetyl-L-serine

2-C-methyl-D-erythritol 4-phosphate

shikimate 3-phosphate

5-enolpyruvoyl-shikimate 3-phosphate

S-adenosyl 3-(methylsulfanyl)propylamine

S-methyl-5'-thioadenosine

N²-succinylglutamate

2-C-methyl-D-erythritol-2,4-cyclodiphosphate

luteolin 7-O-[β-D-glucosyluronate-(1,2)-β-D-glucosiduronate]-4'-O-β-D-glucosiduronate

luteolin 7-O-β-D-diglucuronide

luteolin 7-O-β-D-glucuronide

2-deoxygluconate

3-dehydro-2-deoxy-D-gluconate

coproporphyrinogen III

nicotinate adenine dinucleotide

oxalosuccinate

butanoyl phosphate

5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate

5'-phosphoribosyl-4-(N-succinocarboxamide)-5-aminoimidazole

shikimate

3-dehydroshikimate

aminoacetone

(S)-4-amino-5-oxopentanoate

5-aminolevulinate

4-(2'-carboxyphenyl)-4-oxobutyryl-CoA

1,4-dihydroxy-2-naphthoyl-CoA

5-dehydro-D-gluconate

3-deoxy-D-glycero-2,5-hexodiulosonate

2-dehydro-3-deoxy-D-gluconate 6-phosphate

glycerone phosphate

(S)-dihydroorotate

oxaloacetate

citrate

L-histidinol phosphate

histidinol

D-erythro-imidazole-glycerol-phosphate

imidazole acetol-phosphate

(R)-2,3-dihydroxy-3-methylpentanoate

(S)-3-methyl-2-oxopentanoate

3-methyl-2-oxobutanoate

(S)-2-aceto-2-hydroxybutanoate

(S)-2-acetolactate

(2S)-2-isopropylmalate

2-isopropylmaleate

(2R,3S)-3-isopropylmalate

D-gluconate 6-phosphate

5-phospho-β-D-ribosylamine

N¹-(5-phospho-β-D-ribosyl)glycinamide

hydrogen peroxide

phosphoenolpyruvate

3-deoxy-D-arabino-heptulosonate 7-phosphate

CO₂

β-nicotinate D-ribonucleotide

quinolinate

H₂O

DNA with lesion

L-homocysteine

ethylphosphate

hydrogen cyanide

adenosylcobalamin

cob(I)alamin

cob(II)yrinate c-monoamide

cob(II)yrinate a,c-diamide

cobyrinate

cobalt-sirohydrochlorin

cobalt-precorrin-2

cob(I)yrinate a,c-diamide

adenosyl-cob(III)yrinate a,c-diamide

cob(I)inamide

Mg-protoporphyrin

adenosylcobinamide

adenosyl-cobinamide phosphate

protoheme

protoporphyrin IX

protoporphyrinogen IX

uroporphyrinogen-I

coproporphyrinogen I

uroporphyrinogen-III

hydrogen sulfide

oxygen

2-iminopropanoate

2-iminobutanoate

2-iminosuccinate

2-chloroacetate

β-D-mannosyl-(C55 ω-saturated dolichyl phosphate)

sn-glycerol 1-phosphate

sn-glycerol 3-phosphate

(R)-glycerate

3-phospho-D-glyceroyl-phosphate

2-phospho-D-glycerate

3-phospho-D-glycerate

dTDP-4-dehydro-6-deoxy-α-D-glucopyranose

ω-saturated C55 dolichol phosphate

(2R)-2,3-dihydroxy-3-methylbutanoate

α-D-glucosamine 6-phosphate

(R)-citramalate

preQ₀

5'-deoxy-5'-fluoroadenosine

5-fluoro-5-deoxy-D-ribose 1-phosphate

5-chloro-5-deoxy-D-ribonate

5-chloro-4-hydroxy-2-oxopentanoate

5'-chloro-5'-deoxyadenosine

5-chloro-5-deoxyribose 1-phosphate

Fe³⁺

ammonium

H⁺

Fe²⁺

Co²⁺

Mg²⁺

sulfate

hydrogensulfite

OH^-

selenite

selenate

selenide

thiosulfate

superoxide

sulfite

hydrogencarbonate

phosphate

triphosphate

diphosphate

chloride

hydroxyl radical

(2E,6E)-farnesyl diphosphate

pristanate

sn-glycero-3-phosphoethanolamine

glycerophosphoglycerol

glycerophosphoserine

choline

choline sulfate

2-aminoprop-2-enoate

(2Z)-2-aminobut-2-enoate

agmatine

cadaverine

putrescine

spermidine

glutathione

thiocyanate

methanethiol

S-sulfanylglutathione

2-[(2R,5Z)-2-carboxy-4-methylthiazol-5(2H)-ylidene]ethyl phosphate

2-(2-carboxy-4-methylthiazol-5-yl)ethyl phosphate

5-(2-hydroxyethyl)-4-methylthiazole

4-methyl-5-(2-phosphooxyethyl)thiazole

L-cysteate

3-sulfopyruvate

3-sulfino-L-alanine

isovaleryl-CoA

(S)-3-hydroxy-3-methylglutaryl-CoA

3-methylcrotonyl-CoA

3-methylglutaconyl-CoA

3'-dephospho-CoA

4-hydroxybutanoyl-CoA

linoleoyl-CoA

α-linolenoyl-CoA

(E)-glutaconyl-CoA

isobutanoyl-CoA

succinyl-CoA

acetyl-CoA

(S)-methylmalonyl-CoA

(R)-methylmalonyl-CoA

crotonyl-CoA

phytenoyl-CoA

ω-carboxy-(9Z)-octadec-9-enoyl-CoA

oleoyl-CoA

7-hydroxylauroyl-CoA

18-hydroxystearoyl-CoA

16-hydroxypalmitoyl-CoA

18-hydroxyoleoyl-CoA

(Z)-15-tetracosenoyl-CoA

propanoyl-CoA

butanoyl-CoA

decanoyl-CoA

lauroyl-CoA

octanoyl-CoA

stearoyl-CoA

palmitoyl-CoA

pristanoyl-CoA

acetoacetyl-CoA

riboflavin

nicotinate

tetrahydropteroyl tri-L-glutamate

5-methyltetrahydropteroyl tri-L-glutamate

5,10-methylene-tetrahydromethanopterin

tetrahydromethanopterin

pyridoxamine 5'-phosphate

pyridoxine 5'-phosphate

pyridoxal 5'-phosphate

FMNH₂

FMN

(R)-NADHX

(S)-NADHX

NADH

NADPH

NAD⁺

NADP⁺

caldariellaquinone

caldariellaquinol

isoguanine

8-oxo-dGTP

8-oxo-GTP

dIDP

dITP

IDP

ITP

dGTP

dATP

pppGpp

ppGpp

cyclic-GMP

dAMP

dGMP

2'-deoxyadenosine

2'-deoxyguanosine

2'-deoxyinosine

hypoxanthine

dADP

dGDP

XMP

adenylo-succinate

GTP

GDP

5'-deoxyadenosine

1-(5-phospho-β-D-ribosyl)-ATP

1-(5-phospho-β-D-ribosyl)-AMP

IMP

GMP

ADP

ATP

AMP

inosine

xanthosine

guanosine

adenosine

uridine

cytidine

thymidine

2'-deoxyuridine

2'-deoxycytidine

cyclic di-3',5'-guanylate

2-hydroxy-dATP

5-hydroxy-CTP

5-hydroxy-CMP

dCTP

dUTP

dTTP

UTP

CTP

dTMP

dUMP

dCMP

CMP

UMP

dTDP

dCDP

dUDP

CDP

UDP

β-nicotinamide D-ribonucleotide

GDP-α-D-mannose

GDP-4-dehydro-α-D-rhamnose

GDP-β-L-fucose

preQ₁

uracil

guanine

adenine

CDP-choline

CMP-3-deoxy-β-D-manno-octulosonate

UDP-α-D-glucose

dTDP-α-D-glucose

UDP-N-acetyl-α-D-muramate

UDP-N-acetyl-α-D-muramoyl-L-alanine

UDP-N-acetyl-α-D-muramoyl-L-alanyl-D-glutamate

UDP-N-acetyl-α-D-glucosamine-enolpyruvate

UDP-α-D-glucuronate

UDP-3-O-(3-hydroxymyristoyl)-α-D-glucosamine

UDP-2-N,3-O-bis[(3R)-3-hydroxytetradecanoyl]-α-D-glucosamine

UDP-3-O-[(3R)-3-hydroxymyristoyl]-N-acetyl-α-D-glucosamine

UDP-α-D-galactose

UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-L-lysyl-D-alanine

UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-L-lysyl-D-alanyl-D-alanine

UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine

UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimelate

UDP-N-acetyl-α-D-glucosamine

dTDP-β-L-rhamnose

dTDP-4-dehydro-β-L-rhamnose

4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol

2-phospho-4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol

(R)-lipoate

coenzyme A

(S)-1-pyrroline-5-carboxylate

precorrin-1

precorrin-2

precorrin-3B

precorrin-4

sirohydrochlorin

7,8-dihydrolumazine

6,7-dimethyl-8-(1-D-ribityl)lumazine

reduced riboflavin

7,8-dihydropterin

7,8-dihydroneopterin 3'-triphosphate

(6R)-6-pyruvoyl-5,6,7,8-tetrahydropterin

6-carboxy-5,6,7,8-tetrahydropterin

orotate

luteolin

urate

indole

(1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate

2,3-dihydroxybenzoate

protocatechuate

6-methoxy-3-methyl-2-all-trans-decaprenyl-1,4-benzoquinol

all trans-decaprenyl-2-methoxy-6-1,4-benzoquinol

4-aminobenzoate

diacetyl

methylglyoxal

butan-1-al

acetaldehyde

(S)-lactaldehyde

D-glyceraldehyde

α-D-xylopyranose

α-L-rhamnopyranose

β-L-rhamnopyranose

α-D-glucopyranose

β-D-glucopyranose

β-D-galactopyranose

α-D-galactopyranose

ethanol

butan-1-ol

glycerol

D-sorbitol 6-phosphate

myo-inositol

1D-myo-inositol 3-monophosphate

1-(β-D ribofuranosyl)nicotinamide

5-dehydro-4-deoxy-D-glucuronate

aldehydo-D-galacturonate

unsaturated gellan tetrasaccharide

neoagarobiose

neoagarotetraose

neoagarohexaose

agaropentaose

agarotriose

maltotriose

isoprimeverose

β-D-Glcp-(1→4)-α-L-Rhap-(1→3)-D-Glcp

raffinose

maltotetraose

stachyose

maltoheptaose

maltohexaose

maltopentaose

4-deoxy-2-O-sulfo-β-L-erythro-hex-4-enopyranuronosyl-(1,4)-D-N-sulfoglucosamine 6-O-sulfate

4-deoxy-β-L-erythro-hex-4-enopyranuronosyl-(1,4)-D-N-sulfoglucosamine 6-O-sulfate

4-deoxy-β-D-gluc-4-enuronosyl-(1,3)-N-acetyl-D-galactosamine

sucrose

α,α-trehalose

keto-D-fructose

N-acetyl-β-D-glucosamine

D-xylulose

D-ribulose

L-ribulose

β-D-fructofuranose

3,6-anhydro-L-galactofuranose

3,6-anhydro-α-L-galactopyranose

L-fuculose

keto-L-rhamnulose

β-L-fucopyranose

α-L-fucopyranose

4-deoxy-L-threo-hex-4-enopyranuronate

decaprenyl-diphospho-N-acetylmuramoyl-pentapeptide

undecaprenyl-diphospho-N-acetylmuramoyl-L-alanyl-γ-D-glutamyl-L-lysyl- D-alanine

a peptidoglycan dimer (S. aureus)

decaprenyl-pyrophosphoryl-(N-acetylglucosamine)-N-acetylmuramyl-(pentapeptide)

a peptidoglycan dimer (mycobacteria)

a peptidoglycan dimer (E. faeciums)

a peptidoglycan dimer (E. faecium, tetrapeptide)

ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-L-lysyl-(glycyl)₅-D-alanyl-D-alanine

ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-N-(β-D-asparaginyl)-L-lysyl-D-alanyl-D-alanine

ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-N-(β-D-asparaginyl)-L-lysyl-D-alanine

ditrans,octacis-undecaprenyldiphospho-[(N-acetyl-β-D-glucosaminyl)-(1,4)-]-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine

D-ribulose-1,5-bisphosphate

undecaprenyl-diphospho-N-acetylmuramoyl-L-alanyl-γ-D-glutamyl-L-lysyl- D-alanyl-D-alanine

undecaprenyldiphospho-N-acetylmuramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine

sucrose 6^G-phosphate

α,α-trehalose 6-phosphate

α-D-glucopyranose 1-phosphate

D-glyceraldehyde 3-phosphate

1-(o-carboxyphenylamino)-1'-deoxyribulose 5'-phosphate

4-phospho-D-erythronate

D-sedoheptulose 7-phosphate

D-erythrose 4-phosphate

5-phospho-α-D-ribose 1-diphosphate

β-D-fructose 1,6-bisphosphate

D-fructose 6-phosphate

β-D-fructofuranose 6-phosphate

α-D-glucose 6-phosphate

β-D-glucose 6-phosphate

D-xylulose 5-phosphate

1-deoxy-D-xylulose 5-phosphate

D-arabinofuranose 5-phosphate

L-ribulose 5-phosphate

D-ribulose 5-phosphate

α-D-ribose-1-phosphate

2-deoxy-α-D-ribose 1-phosphate

L-fuculose 1-phosphate

L-rhamnulose 1-phosphate

α-D-galactose 1-phosphate

keto-L-sorbose 1-phosphate

β-D-glucopyranose 1-phosphate

β-D-fructofuranose 1-phosphate

L-idonate

D-altronate

D-galactonate

D-gluconate

D-mannonate

18-hydroxystearate

16-hydroxypalmitate

18-hydroxyoleate

geranyl diphosphate

trans,octacis-decaprenyl phosphate

mono-trans,octa-cis-decaprenyl diphosphate

di-trans,octa-cis-undecaprenyl phosphate

geranylgeranyl diphosphate

di-trans,octa-cis-undecaprenyl diphosphate

phlorisovalerophenone

deoxycohumulone

4-prenylphlorisovalerophenone

deoxyhumulone

phosphoribulosylformimino-AICAR-phosphate

5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide

1-(5-phospho-β-D-ribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide

chorismate

L-aspartate

succinate

fumarate

(S)-malate

α,ω-9Z-octadecenedioate

3-carboxy-cis,cis-muconate

cis-aconitate

D-threo-isocitrate

3-oxoadipate

3-phenyl-2-oxopropanoate

pyruvate

2-oxoglutarate

2-oxobutanoate

acetate

formate

propanoate

(S)-lactate

(R)-lactate

butanoate

decanoate

7-hydroxylaurate

laurate

octanoate

4-hydroxybutanoate

(15Z)-tetracosenoate

linoleate

α-linolenate

stearate

palmitate

oleate

phytenate

(R)-pantoate

D-tagaturonate

β-D-glucuronate

L-α-amino-ε-keto-pimelate

carbamate

L-serine

L-cysteine

L-tyrosine

L-threonine

glycine

L-glutamine

L-arginine

L-histidine

L-lysine

L-glutamate

L-methionine

L-leucine

L-valine

L-isoleucine

L-selenocysteine

L-alanine

L-phenylalanine

L-proline

L-tryptophan

(R)-β-lysine

β-alanine

D-glutamate

D-alanine

L-cystathionine

L,L-diaminopimelate

L-aspartyl-4-phosphate

L-ornithine

N-carbamoyl-L-aspartate

N-formimino-L-glutamate

N-acetyl-L-ornithine

N-acetyl-L-citrulline

L-saccharopine

seleno-L-homocysteine

L-2-amino-3-oxobutanoate

3-phospho-L-serine

N-acetyl-L-glutamate

trans-4-hydroxy-L-proline

O-acetyl-L-homoserine

L-citrulline

S-adenosyl-L-homocysteine

S-sulfo-L-cysteine

L-homoserine

O-succinyl-L-homoserine

O-phospho-L-homoserine

L-aspartate 4-semialdehyde

L-glutamate-5-semialdehyde

S-adenosyl-L-methionine

meso-diaminopimelate

D-alanyl-D-alanine