1gq2

Malic Enzyme from Pigeon Liver

Method: X-RAY DIFFRACTION

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1. Protein Identity and Related Structures Protein Identity & Related Structures

MALIC ENZYME

COLUMBA LIVIA

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 4 OXALATE ION × 4 MANGANESE (II) ION × 4 CHLORIDE ION × 5 SODIUM ION × 6 water × 4	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 4	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 4 OXALATE ION × 4 MANGANESE (II) ION × 4 CHLORIDE ION × 7 SODIUM ION × 8 water × 4	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 4	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 4 OXALATE ION × 4 MANGANESE (II) ION × 4 CHLORIDE ION × 9 SODIUM ION × 6 water × 4	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 4	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 4 OXALATE ION × 4 MANGANESE (II) ION × 4 CHLORIDE ION × 12 SODIUM ION × 16 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MAOX_COLLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–555； UniProt 2–556 Author chain B； PDBConstruct 1–555； UniProt 2–556 Author chain C； PDBConstruct 1–555； UniProt 2–556 Author chain D； PDBConstruct 1–555； UniProt 2–556 Author chain E； PDBConstruct 1–555； UniProt 2–556 Author chain F； PDBConstruct 1–555； UniProt 2–556 Author chain G； PDBConstruct 1–555； UniProt 2–556 Author chain H； PDBConstruct 1–555； UniProt 2–556 Author chain I； PDBConstruct 1–555； UniProt 2–556 Author chain J； PDBConstruct 1–555； UniProt 2–556 Author chain K； PDBConstruct 1–555； UniProt 2–556 Author chain L； PDBConstruct 1–555； UniProt 2–556 Author chain M； PDBConstruct 1–555； UniProt 2–556 Author chain N； PDBConstruct 1–555； UniProt 2–556 Author chain O； PDBConstruct 1–555； UniProt 2–556 Author chain P； PDBConstruct 1–555； UniProt 2–556

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	1gq2
Deposition date deposition_date	2001-11-19
Structure title title	Malic Enzyme from Pigeon Liver
Keywords keywords	OXIDOREDUCTASE, MALIC ENZYME, PIGEON LIVER, NADP-DEPENDENT, NAD-NADP SELECTIVITY, DECARBOXYLASE, MALATE, MN2+; OXIDOREDUCTASE
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

1gq2__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1gq2__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1gq2__assembly_2__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	44.55 Å
Rg (electron density)	44.11 Å
Total Rg	44.34 Å
Atom count	17615
Residues	2164
Excluded volume	315800 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1gq2__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1gq2__assembly_2__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1gq2__assembly_3__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`1gq2__assembly_4__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Description description	MALIC ENZYME
Molecular weight formula_weight	62536.5 kDa
EC 编号 ec_number	1.1.1.40
Source method src_method	man
Copy count entity_count	16

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P
Atom count atom_count	71519

KKGYEVLRDPHLNKGMAFTLEERQQLNIHGLLPPCFLGQDAQVYSILKNFERLTSDLDRYILLMSLQDRNEKLFYKVLTSDIERFMPIVYTPTVGLACQHYGLAFRRPRGLFITIHDRGHIATMLQSWPESVIKAIVVTDGERILGLGDLGCYGMGIPVGKLALYTACGGVKPHQCLPVMLDVGTDNETLLKDPLYIGLRHKRIRGQAYDDLLDEFMEAVTSRYGMNCLIQFEDFANANAFRLLHKYRNKYCTFNDDIQGTASVAVAGLLAALRITKNRLSDHTVLFQGAGEAALGIANLIVMAMQKEGVSKEEAIKRIWMVDSKGLIVKGRASLTPEKEHFAHEHCEMKNLEDIVKDIKPTVLIGVAAIGGAFTQQILQDMAAFNKRPIIFALSNPTSKAECTAEQLYKYTEGRGIFASGSPFDPVTLPSGQTLYPGQGNNSYVFPGVALGVISCGLKHIGDDVFLTTAEVIAQEVSEENLQEGRLYPPLVTIQQVSLKIAVRIAKEAYRNNTASTYPQPEDLEAFIRSQVYSTDYNCFVADSYTWPEEAMKVK

Source Source

Source organism organism	COLUMBA LIVIA
Common name common_name	DOMESTIC PIGEON
NCBI taxonomy ID ncbi_taxonomy_id	8932
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
Molecular weight formula_weight	743.4 kDa
Source method src_method	syn
Copy count entity_count	16

Entity 3 Entity 3 non-polymer

Description description	OXALATE ION
Molecular weight formula_weight	88.0 kDa
Source method src_method	syn
Copy count entity_count	16

Entity 4 Entity 4 non-polymer

Description description	MANGANESE (II) ION
Molecular weight formula_weight	54.9 kDa
Source method src_method	syn
Copy count entity_count	16

Entity 5 Entity 5 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	33

Entity 6 Entity 6 non-polymer

Description description	SODIUM ION
Molecular weight formula_weight	23.0 kDa
Source method src_method	syn
Copy count entity_count	36

Entity 7 Entity 7 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	1049

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6. Fold Classification (SCOP + CATH) 64 domains

SCOP 2.08 (32 domains)

Domain ID domain_id	d1gq2a1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2a2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2b1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2b2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2c1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2c2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2d1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2d2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2e1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2e2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2f1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2f2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2g1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2g2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2h1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2h2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2i1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2i2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2j1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2j2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2k1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2k2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2l1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2l2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2m1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2m2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2n1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2n2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2o1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2o2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

Domain ID domain_id	d1gq2p1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.7 — Aminoacid dehydrogenase-like, C-terminal domain

Domain ID domain_id	d1gq2p2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.58 — Aminoacid dehydrogenase-like, N-terminal domain
Superfamily Superfamily superfamily	c.58.1 — Aminoacid dehydrogenase-like, N-terminal domain
Family Family family	c.58.1.3 — Malic enzyme N-domain

CATH v4.4 (32 domains)

Domain ID domain_id	1gq2A01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2A02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2B01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2B02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2C01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2C02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2D01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2D02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2E01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2E02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2F01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2F02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2G01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2G02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2H01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2H02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2I01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2I02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2J01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2J02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2K01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2K02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2L01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2L02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2M01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2M02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2N01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2N02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2O01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2O02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1gq2P01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10380 — Malic enzyme, N-terminal domain

Domain ID domain_id	1gq2P02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

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Unit-cell length a length_a	124.149 Å
Unit-cell length b length_b	140.863 Å
Unit-cell length c length_c	167.079 Å
Unit-cell angle α angle_alpha	90.05 °
Unit-cell angle β angle_beta	87.16 °
Unit-cell angle γ angle_gamma	75.63 °
Molecules per unit cell Z z_pdb	16

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	2.500 Å
Low-resolution limit resolution_low	10.000 Å
R factor r_factor	0.2100
R_work r_work	0.2100
R_free r_free	0.2560

Malic Enzyme from Pigeon Liver

1. Protein Identity and Related Structures Protein Identity & Related Structures

MALIC ENZYME

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1gq2__assembly_2__model_1

1gq2__assembly_2__model_1 | I(q)

1gq2__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 64 domains

SCOP 2.08 (32 domains)

CATH v4.4 (32 domains)

7. Citations (1)

Malic Enzyme from Pigeon Liver

1. Protein Identity and Related Structures Protein Identity & Related Structures

MALIC ENZYME

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1gq2__assembly_2__model_1

1gq2__assembly_2__model_1 | I(q)

1gq2__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 64 domains

SCOP 2.08 (32 domains)

CATH v4.4 (32 domains)

7. Citations (1)