PDB: 1qo2 Compound: n-((5-phosphoribosyl)-formimino)-5-aminoimidazol- Classification: ISOMERASE Entry date in PDB: 2000-07-12 Resolution [Å]: 1.85 R-Factor: 0.188

CHAIN: A SWISS-PROT/TREMBL: Q9X0C7    KEYWORD: 3D-structure    Complete proteome    Histidine biosynthesis    Isomerase    EC: 5.3.1.16 SCOP: c.1.2.1 Alpha and beta proteins (a/b)    TIM beta/alpha-barrel    Ribulose-phoshate binding barrel    Histidine biosynthesis enzymes    Phosphoribosylformimino-5-aminoimidazole carboxamide ribotite isomerase HisA    Thermotoga maritima GO:  1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase activity    histidine biosynthesis    CHAIN: B SWISS-PROT/TREMBL: Q9X0C7    KEYWORD: 3D-structure    Complete proteome    Histidine biosynthesis    Isomerase    EC: 5.3.1.16 SCOP: c.1.2.1 Alpha and beta proteins (a/b)    TIM beta/alpha-barrel    Ribulose-phoshate binding barrel    Histidine biosynthesis enzymes    Phosphoribosylformimino-5-aminoimidazole carboxamide ribotite isomerase HisA    Thermotoga maritima GO:  1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase activity    histidine biosynthesis

Image Source: PDB

Loops in ArchDB40 clusters

1qo2_A_3 - HA => SUBCLASS : 2.1.1
1qo2_A_121 - HA => SUBCLASS : 2.1.1
1qo2_A_160 - EH => SUBCLASS : 0.1.51
1qo2_A_190 - EH => SUBCLASS : 5.15.1
1qo2_A_76 - EH => SUBCLASS : 5.26.1
1qo2_A_103 - HH => SUBCLASS : 1.2.7
1qo2_A_103 - HH => SUBCLASS : 1.2.21

Loops in ArchDB95 clusters

1qo2_A_160 - EH => SUBCLASS : 0.1.45
1qo2_A_160 - EH => SUBCLASS : 1.2.13
1qo2_A_190 - EH => SUBCLASS : 5.12.1
1qo2_A_76 - EH => SUBCLASS : 5.44.1
1qo2_A_103 - HH => SUBCLASS : 1.2.4
1qo2_A_103 - HH => SUBCLASS : 1.2.5
1qo2_A_103 - HH => SUBCLASS : 1.2.10
1qo2_A_168 - HH => SUBCLASS : 5.7.4
1qo2_A_3 - HA => SUBCLASS : 2.1.1
1qo2_A_121 - HA => SUBCLASS : 2.1.1

Loops in ArchDB-EC clusters

1qo2_A_168 - HH => SUBCLASS : 5.1.3

Loops not clustered in ArchDB

1qo2_A_13 - EH
1qo2_A_47 - EH
1qo2_A_98 - EH
1qo2_A_132 - EH
1qo2_A_217 - EH
1qo2_A_3 - HA
1qo2_A_121 - HA
1qo2_A_63 - HE
1qo2_A_111 - HE
1qo2_A_146 - HE
1qo2_A_177 - HE
1qo2_A_200 - HE
1qo2_A_32 - HE
1qo2_A_85 - HE
1qo2_A_52 - HH

1qo2 A - percentage of sequence identity: 100
1qo2 B - percentage of sequence identity: 100