<p>Provides any useful information about the protein, mostly biological knowledge.</p><p><a href='../manual/function_section' target='_top'>More...</a></p>Functionⁱ

<p>Describes the catalytic activity of an enzyme, i.e. the chemical reaction it catalyzes. This information usually correlates with the presence of an EC (Enzyme Commission) number in the ‘Names and taxonomy’ section.</p><p><a href='../manual/catalytic_activity' target='_top'>More...</a></p>Catalytic activityⁱ

<p>Describes the metabolic pathway(s) associated with a protein.</p><p><a href='../manual/pathway' target='_top'>More...</a></p>Pathwayⁱ

Sites

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Is used for enzymes and indicates the residues directly involved in catalysis.</p><p><a href='../manual/act_site' target='_top'>More...</a></p>Active sitei	431 – 431	1	NucleophileUniRule annotation <p>Manual validated information which has been generated by the UniProtKB automatic annotation system.</p> <p><a href="/manual/evidences#ECO:0000255">More…</a></p> Manual assertion according to rulesi HAMAP-Rule:MF_00685
<p>Is used for enzymes and indicates the residues directly involved in catalysis.</p><p><a href='../manual/act_site' target='_top'>More...</a></p>Active sitei	484 – 484	1	Proton donorUniRule annotation <p>Manual validated information which has been generated by the UniProtKB automatic annotation system.</p> <p><a href="/manual/evidences#ECO:0000255">More…</a></p> Manual assertion according to rulesi HAMAP-Rule:MF_00685

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:</p><p><a href='../manual/gene_ontology' target='_top'>More...</a></p>GO - Molecular functionⁱ

1. 1,4-alpha-glucan branching enzyme activity Source: UniProtKB-HAMAP
2. cation binding Source: InterPro
3. hydrolase activity, hydrolyzing O-glycosyl compounds Source: InterPro

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:</p><p><a href='../manual/gene_ontology' target='_top'>More...</a></p>GO - Biological processⁱ

1. glycogen biosynthetic process Source: UniProtKB-HAMAP

<p>UniProtKB Keywords constitute a <a target="_top" href="/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='../help/keywords' target='_top'>More...</a></p>Keywords - Molecular functionⁱ

<p>UniProtKB Keywords constitute a <a target="_top" href="/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='../help/keywords' target='_top'>More...</a></p>Keywords - Biological processⁱ

Enzyme and pathway databases

Protein family/group databases

<p>Provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.</p><p><a href='../manual/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

<p>Describes post-translational modifications (PTMs) and/or processing events.</p><p><a href='../manual/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingⁱ

Molecule processing

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Describes the extent of a polypeptide chain in the mature protein following processing.</p><p><a href='../manual/chain' target='_top'>More...</a></p>Chaini	1 – 756	756	1,4-alpha-glucan branching enzyme GlgB		PRO_0000188728	Add BLAST

<p>Provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.</p><p><a href='../manual/interaction_section' target='_top'>More...</a></p>Interactionⁱ

<p>Provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the ‘Function’ section).</p><p><a href='../manual/subunit_structure' target='_top'>More...</a></p>Subunit structureⁱ

Protein-protein interaction databases

<p>Provides information on the tertiary structure of a protein.</p><p><a href='../manual/structure_section' target='_top'>More...</a></p>Structureⁱ

3D structure databases

<p>Provides information on sequence similarities with other proteins and the domain(s) present in a protein.</p><p><a href='../manual/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsⁱ

<p>Provides information about the sequence similarity with other proteins.</p><p><a href='../manual/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesⁱ

Phylogenomic databases

Family and domain databases

<p>Displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including length and molecular weight.</p><p><a href='../manual/sequences_section' target='_top'>More...</a></p>Sequenceⁱ

<p>Indicates if the canonical sequence displayed by default in the entry is complete or not.</p><p><a href='../manual/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

        10         20         30         40         50
MTTSVALDWV VQDGQRLAEC RHDDPFSLLG PQSHEGQWIV RIWMPEASQV 
        60         70         80         90        100
ELLCDGRTTA MTTPNHSWIF EAALNQNPGR TYQVRVKRAG IVHEQHDPWA 
       110        120        130        140        150
FHDEWMGEMD RHLFAEGNHH HIWQRMGAHL MEREGVEGVM FCLWAPHACS 
       160        170        180        190        200
VAVLGELNGW DGRHHPMQRR QGGLWELFIP GFKEGTLYKY EIRTQEGHCY 
       210        220        230        240        250
QKADPYGFQH EVRPATSSVV ARLDRYQWQD EQWMRQRDSR NALDQPISVY 
       260        270        280        290        300
EMHLGSWIHA ATDEPYIELD GTPRAPVPAA DMKPGARLLT YPELADQLIP 
       310        320        330        340        350
YVKDRGFTHI ELMPISEHPF DGSWGYQVTG WYAPTSRFGS PDEFRAFVDR 
       360        370        380        390        400
CHAEGLGVII DWVPGHFPKD GHGLAFFDGT HLYEHSDPRI GEHKEWGTLI 
       410        420        430        440        450
FNYSRNEVRN FLVANLVYWF EQFHIDGIRV DAVASMLYRD YLRPDGEWIA 
       460        470        480        490        500
NEDGGRENTE AVRFLQQANH VLFQHFPGAL SIAEESTTWP MVTQPTDIGG 
       510        520        530        540        550
LGFNLKWNMG WMHDMLDYFE LDPWFRQFHQ NNITFSIWYA YTENFMLALS 
       560        570        580        590        600
HDEVVHGKSN LLHKMPGDDW QKFANVRALL AYMWTHPGKK TIFMGMEFGQ 
       610        620        630        640        650
RSEWNVWGDL QWELLKHDPH KGLQRLVDDL NTFYKGEPAL WKDDFDQYGF 
       660        670        680        690        700
QWIDCNDNRH SVISFMRRES SGGTWLVVVA NFTPQSHSNY RIGVPMSGYY 
       710        720        730        740        750
QEVFNTDSSC YGGRNLGNMG GKNTDEFNIH GYEQSLELCL PALSVLVFRH 

DPKRSL                                             

Sequence databases

Genome annotation databases

<p>Is used to point to information related to entries and found in data collections other than UniProtKB.</p><p><a href='../manual/cross_references_section' target='_top'>More...</a></p>Cross-referencesⁱ

Sequence databases

3D structure databases

Protein-protein interaction databases

Protein family/group databases

Protocols and materials databases

Genome annotation databases

Phylogenomic databases

Enzyme and pathway databases

Family and domain databases

<p>Contains the literature citations that are the sources of data used to annotate the entry. Each reference is numbered and contains several subsections allowing a precise description of a given citation.</p><p><a href='../manual/publications_section' target='_top'>More...</a></p>Publicationsⁱ

1. "Genome divergence in two Prochlorococcus ecotypes reflects oceanic niche differentiation."
   Rocap G., Larimer F.W., Lamerdin J.E., Malfatti S., Chain P., Ahlgren N.A., Arellano A., Coleman M., Hauser L., Hess W.R., Johnson Z.I., Land M.L., Lindell D., Post A.F., Regala W., Shah M., Shaw S.L., Steglich C.

   , Sullivan M.B., Ting C.S., Tolonen A., Webb E.A., Zinser E.R., Chisholm S.W.
   Nature 424:1042-1047(2003) [PubMed] [Europe PMC] [Abstract]
   Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
   Strain: MIT 9313.
   

<p>Provides general information on the entry.</p><p><a href='../manual/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>Contains any relevant information that doesn’t fit in any other defined sections</p><p><a href='../manual/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousⁱ

<p>UniProtKB Keywords constitute a <a target="_top" href="/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='../help/keywords' target='_top'>More...</a></p>Keywords - Technical termⁱ

Documents

1. Glycosyl hydrolases
   Classification of glycosyl hydrolase families and list of entries
2. PATHWAY comments
   Index of metabolic and biosynthesis pathways
3. SIMILARITY comments
   Index of protein domains and families

External Data

<p>Provides links to the UniProt Reference Clusters (<a href="/help/uniref">UniRef</a>). UniRef consists of clusters for UniProtKB sequences (including isoforms) and selected UniParc sequences, in order to obtain complete coverage of the sequence space at resolutions of 100%, 90% and 50% identity.</p><p><a href='../manual/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ