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Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

4KCA

Crystal Structure of Endo-1,5-alpha-L-arabinanase from a Bovine Ruminal Metagenomic Library

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004553	molecular_function	hydrolase activity, hydrolyzing O-glycosyl compounds
A	0005975	biological_process	carbohydrate metabolic process
A	0015035	molecular_function	protein-disulfide reductase activity
B	0004553	molecular_function	hydrolase activity, hydrolyzing O-glycosyl compounds
B	0005975	biological_process	carbohydrate metabolic process
B	0015035	molecular_function	protein-disulfide reductase activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 701

Chain	Residue
A	VAL212

site_id	AC2
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 702

Chain	Residue
A	HOH901

site_id	AC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 703

Chain	Residue
A	ARG428
A	HOH953

site_id	AC4
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 706

Chain	Residue
A	ARG560

site_id	AC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 707

Chain	Residue
A	SER123
B	MET37

site_id	AC6
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 708

Chain	Residue
A	ASP513

site_id	AC7
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 709

Chain	Residue
A	HOH932

site_id	AC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 712

Chain	Residue
A	ARG292

site_id	AC9
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 715

Chain	Residue
A	GLY498

site_id	BC1
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A 717

Chain	Residue
A	THR585
A	SER587
A	ASN598

site_id	BC2
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A 718

Chain	Residue
A	ASP459
A	GLY466
A	LYS566

site_id	BC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 720

Chain	Residue
A	GLY354
A	IOD732

site_id	BC4
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 721

Chain	Residue
A	GLY297
B	IOD725

site_id	BC5
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 722

Chain	Residue
A	LYS82

site_id	BC6
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 723

Chain	Residue
A	ALA435
A	ARG449

site_id	BC7
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 725

Chain	Residue
A	ASN239

site_id	BC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 727

Chain	Residue
A	LYS183

site_id	BC9
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 728

Chain	Residue
A	LEU564

site_id	CC1
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 729

Chain	Residue
A	GLY271
A	LEU289

site_id	CC2
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A 730

Chain	Residue
A	LYS229
A	THR249
A	HOH1161

site_id	CC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A 731

Chain	Residue
A	THR527
A	IOD733

site_id	CC4
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 732

Chain	Residue
A	IOD720

site_id	CC5
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A 733

Chain	Residue
A	IOD731

site_id	CC6
Number of Residues	9
Details	BINDING SITE FOR RESIDUE GOL A 734

Chain	Residue
A	HIS125
A	ASP126
A	SER143
A	TRP217
A	ASP308
A	LEU396
A	HIS475
A	HOH957
A	HOH1218

site_id	CC7
Number of Residues	6
Details	BINDING SITE FOR RESIDUE NA A 735

Chain	Residue
A	HIS475
A	HOH813
A	HOH874
A	HOH918
A	HOH992
A	HOH1082

site_id	CC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 701

Chain	Residue
B	ARG428

site_id	CC9
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 702

Chain	Residue
B	ASP513

site_id	DC1
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 703

Chain	Residue
A	MET37
B	SER123

site_id	DC2
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD B 705

Chain	Residue
B	THR585
B	SER587
B	ASN598

site_id	DC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 706

Chain	Residue
B	GLU512
B	THR596

site_id	DC4
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 707

Chain	Residue
B	ARG560

site_id	DC5
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 708

Chain	Residue
B	VAL212

site_id	DC6
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 709

Chain	Residue
A	GLY188
A	GLY189

site_id	DC7
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 710

Chain	Residue
B	GLY498

site_id	DC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 711

Chain	Residue
B	ASN239

site_id	DC9
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 712

Chain	Residue
B	HOH1203

site_id	EC1
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 713

Chain	Residue
B	GLY271
B	LEU289

site_id	EC2
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 714

Chain	Residue
B	GLY354
B	IOD722

site_id	EC3
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 715

Chain	Residue
B	LYS636

site_id	EC4
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 717

Chain	Residue
B	GLY297
B	IOD729

site_id	EC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 718

Chain	Residue
B	ALA435
B	ARG449

site_id	EC6
Number of Residues	4
Details	BINDING SITE FOR RESIDUE IOD B 719

Chain	Residue
B	ASP459
B	GLY466
B	LYS566
B	IOD726

site_id	EC7
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 720

Chain	Residue
B	ASP575

site_id	EC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 722

Chain	Residue
B	IOD714

site_id	EC9
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 724

Chain	Residue
B	ARG493

site_id	FC1
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 725

Chain	Residue
A	LYS298
A	IOD721

site_id	FC2
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 726

Chain	Residue
B	LYS566
B	IOD719

site_id	FC3
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD B 727

Chain	Residue
B	GLY466
B	LYS467
B	ASN496

site_id	FC4
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD B 728

Chain	Residue
B	THR527

site_id	FC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 729

Chain	Residue
B	LYS298
B	IOD717

site_id	FC6
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD B 730

Chain	Residue
B	HIS6
B	TRP28

site_id	FC7
Number of Residues	7
Details	BINDING SITE FOR RESIDUE GOL B 731

Chain	Residue
B	LEU396
B	HIS475
B	HOH880
B	HIS125
B	ASP126
B	TRP217
B	ASP308

site_id	FC8
Number of Residues	6
Details	BINDING SITE FOR RESIDUE NA B 732

Chain	Residue
B	HIS475
B	HOH845
B	HOH864
B	HOH873
B	HOH1061
B	HOH1068

Functional Information from PROSITE/UniProt

site_id	PS00194
Number of Residues	19
Details	THIOREDOXIN_1 Thioredoxin family active site. LVdFWaeWCGPCKmIapiL

Chain	Residue	Details
A	LEU24-LEU42

247536

PDB entries from 2026-01-14

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