ClCG09G001530 (gene) Watermelon (Charleston Gray) v2.5

Overview


Name	ClCG09G001530
Type	gene
Organism	Citrullus lanatus subsp. vulgaris cv. Charleston Gray (Watermelon (Charleston Gray) v2.5)
Description	Cytochrome c oxidase subunit 1
Location	CG_Chr09: 1438102 .. 1439418 (+)
RNA-Seq Expression	ClCG09G001530
Synteny	ClCG09G001530

Sequences

The following sequences are available for this feature:

Gene sequence (with intron)

Legend: exonCDSpolypeptide

Hold the cursor over a type above to highlight its positions in the sequence below.

ATGAAGGAAAAAAACGAGTATCTAGGCATGGTTTATGCCATGATCAGTATAGGTGTTCTTAGATTTCTTGTTTGGGCTCATCATATGTTTACTATGGGCTTAGACGTTGATACCCGTGCCTACTTCACCGTTGCTACCATGATCATAGCAGTCCTCACTAGAAACAAAATCTTTAGTTGGATCGCTACCATGGGGGAGGGGGTGTTCGATACAATACAAAACTCCCATCTTATTTGTTGTAGGGTCATCTTTTTGTTCACCATAGGAGGACTCATTGGAATAGTCCCGGCAATTCAAGGCTAGACATTGTTCTACATAATACTTATTATGTGGTTGCACATTTCCATTATGTACTTTCTATGGGAGCCATTTTTGCTTTATTTGCAAGTGGGTAAAATCTTTGGTCGGACATACCCTGAAACTTTAAGTCAAATCCATTTTTGGATCACTTTTTTCGGGGTTAATGCGAAAAAACTTCTAAAACTATAAGGACTAACTTGAAATTAAGCCATTGAAACATTTTGGACCTATAAGATTTTTTCGTTTTTGAGTAGATTCAAGCCTTTTAACTTTTTGGCCGAAGTCATATGCCTTTAATCGTTTGTGTATGTTATAGATGGCTCGAAACATAGAGACACAGAGACCAAATTCAGTACTTTACCCAATATTTATGTCTGTTGAATCAACATGGAATCCACACACAAAAGAGAGAGTGAATAATAATTATTAGATGATTAGATCCATTATGGTCAGTGGTAGAATAAAGAATCTCTATGTTGTATTTGTTTATAGGTGATAATGGAATTGAAATGTTATTACAATGACTAGTAAAGTTTGTTTACTTTGATTTCAATTTTAGTTTCTATATTTTCAACAAATCTTAAATTATTGTATATTAGCATTTTATTGTTGTTCCAAAAACTTTTTTTTTCGTTATATATTAGCATTTTTACAATAAATCTTGAAAACCTACTTGCATATTATGTTTTGTTTCATAAAAATTATTATTATTCTTTAAATAATTTTCATAAATGTTAATTTTAGTGGACTCCAATAAGATCTCTTGACCATTAAAATTTGAGTACCAAAATTGAACAAACCCATACTTTGGGAATCAAAATAATATTTGAACAAATCATGTTGGTTGTAGATTATGCCTTATGGGGACACTGAACAACTAAGCATCTGAAGTTCCCGCCCCACCGCCTGCCGACAGCTTCAGAACCGCCGATCACTGCATTTTCCGGCAGCGATCGGAATCGGAAACCGAAAATTAGGGCATTTATCGAGGACGAGGATGAATCTTTGGTCAACTAA

mRNA sequence

ATGAAGGAAAAAAACGAGTATCTAGGCATGGTTTATGCCATGATCAGTATAGGTGTTCTTAGATTTCTTGTTTGGGCTCATCATATGTTTACTATGGGCTTAGACGTTGATACCCGTGCCTACTTCACCGTTGCTACCATGATCATAGCAGTCCTCACTAGAAACAAAATCTTTAGTTGGATCGCTACCATGGGGGAGGGGATGGCTCGAAACATAGAGACACAGAGACCAAATTCACATCTGAAGTTCCCGCCCCACCGCCTGCCGACAGCTTCAGAACCGCCGATCACTGCATTTTCCGGCAGCGATCGGAATCGGAAACCGAAAATTAGGGCATTTATCGAGGACGAGGATGAATCTTTGGTCAACTAA

Coding sequence (CDS)

ATGAAGGAAAAAAACGAGTATCTAGGCATGGTTTATGCCATGATCAGTATAGGTGTTCTTAGATTTCTTGTTTGGGCTCATCATATGTTTACTATGGGCTTAGACGTTGATACCCGTGCCTACTTCACCGTTGCTACCATGATCATAGCAGTCCTCACTAGAAACAAAATCTTTAGTTGGATCGCTACCATGGGGGAGGGGATGGCTCGAAACATAGAGACACAGAGACCAAATTCACATCTGAAGTTCCCGCCCCACCGCCTGCCGACAGCTTCAGAACCGCCGATCACTGCATTTTCCGGCAGCGATCGGAATCGGAAACCGAAAATTAGGGCATTTATCGAGGACGAGGATGAATCTTTGGTCAACTAA

Protein sequence

MKEKNEYLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGEGMARNIETQRPNSHLKFPPHRLPTASEPPITAFSGSDRNRKPKIRAFIEDEDESLVN

Homology

[Close]

BLAST of ClCG09G001530 vs. NCBI nr
Match: ABN50285.1 (cytochrome oxidase subunit I, partial [Ephedra fragilis])

HSP 1 Score: 105.5 bits (262), Expect = 3.3e-19
Identity = 53/66 (80.30%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGM+YAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 233 YLGMIYAMISIGVLEFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 292

Query: 67  GMARNI 73
           G  R+I
Sbjct: 293 GSIRSI 298

[Close]

BLAST of ClCG09G001530 vs. NCBI nr
Match: CAE46638.2 (cytochrome oxidase, subunit I [Solanum commersonii])

HSP 1 Score: 105.5 bits (262), Expect = 3.3e-19
Identity = 54/61 (88.52%), Postives = 55/61 (90.16%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM E
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWE 331

Query: 67  G 68
           G
Sbjct: 332 G 332

[Close]

BLAST of ClCG09G001530 vs. NCBI nr
Match: ABN50276.1 (cytochrome oxidase subunit I, partial [Ephedra intermedia])

HSP 1 Score: 105.1 bits (261), Expect = 4.3e-19
Identity = 54/66 (81.82%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 232 YLGMVYAMISIGVLGFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 291

Query: 67  GMARNI 73
           G  R+I
Sbjct: 292 GSIRSI 297

[Close]

BLAST of ClCG09G001530 vs. NCBI nr
Match: ABN50284.1 (cytochrome oxidase subunit I, partial [Ephedra tweediana])

HSP 1 Score: 105.1 bits (261), Expect = 4.3e-19
Identity = 54/66 (81.82%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 232 YLGMVYAMISIGVLGFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 291

Query: 67  GMARNI 73
           G  R+I
Sbjct: 292 GSIRSI 297

[Close]

BLAST of ClCG09G001530 vs. NCBI nr
Match: AAD01679.1 (cytochrome c oxidase, partial [Ephedra distachya])

HSP 1 Score: 105.1 bits (261), Expect = 4.3e-19
Identity = 54/66 (81.82%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 237 YLGMVYAMISIGVLGFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 296

Query: 67  GMARNI 73
           G  R+I
Sbjct: 297 GSIRSI 302

[Close]

BLAST of ClCG09G001530 vs. ExPASy Swiss-Prot
Match: Q33439 (Cytochrome c oxidase subunit 1 (Fragment) OS=Ephedra equisetifolia OX=49760 GN=COX1 PE=3 SV=1)

HSP 1 Score: 105.1 bits (261), Expect = 5.6e-22
Identity = 54/66 (81.82%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 66  YLGMVYAMISIGVLGFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 125

Query: 67  GMARNI 73
           G  R+I
Sbjct: 126 GSIRSI 131

[Close]

BLAST of ClCG09G001530 vs. ExPASy Swiss-Prot
Match: P68540 (Cytochrome c oxidase subunit 1 OS=Aegilops columnaris OX=4493 GN=COX1 PE=3 SV=1)

HSP 1 Score: 102.8 bits (255), Expect = 2.8e-21
Identity = 53/61 (86.89%), Postives = 54/61 (88.52%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 331

Query: 67  G 68
           G
Sbjct: 332 G 332

[Close]

BLAST of ClCG09G001530 vs. ExPASy Swiss-Prot
Match: P60620 (Cytochrome c oxidase subunit 1 OS=Arabidopsis thaliana OX=3702 GN=COX1 PE=3 SV=1)

HSP 1 Score: 102.8 bits (255), Expect = 2.8e-21
Identity = 53/61 (86.89%), Postives = 54/61 (88.52%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 331

Query: 67  G 68
           G
Sbjct: 332 G 332

[Close]

BLAST of ClCG09G001530 vs. ExPASy Swiss-Prot
Match: P24794 (Cytochrome c oxidase subunit 1 OS=Beta vulgaris OX=161934 GN=COX1 PE=3 SV=2)

HSP 1 Score: 102.8 bits (255), Expect = 2.8e-21
Identity = 53/61 (86.89%), Postives = 54/61 (88.52%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 331

Query: 67  G 68
           G
Sbjct: 332 G 332

[Close]

BLAST of ClCG09G001530 vs. ExPASy Swiss-Prot
Match: P08742 (Cytochrome c oxidase subunit 1 OS=Zea mays OX=4577 GN=COX1 PE=3 SV=2)

HSP 1 Score: 102.8 bits (255), Expect = 2.8e-21
Identity = 53/61 (86.89%), Postives = 54/61 (88.52%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 331

Query: 67  G 68
           G
Sbjct: 332 G 332

[Close]

BLAST of ClCG09G001530 vs. ExPASy TrEMBL
Match: A0A452YPM1 (Cytochrome c oxidase subunit 1 OS=Aegilops tauschii subsp. strangulata OX=200361 PE=3 SV=1)

HSP 1 Score: 107.1 bits (266), Expect = 5.4e-20
Identity = 55/61 (90.16%), Postives = 55/61 (90.16%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFTMGLDVDTRAYFT ATMIIAV TR KIFSWIATM  
Sbjct: 331 YLGMVYAMISIGVLGFLVWAHHMFTMGLDVDTRAYFTAATMIIAVPTRIKIFSWIATMWG 390

Query: 67  G 68
           G
Sbjct: 391 G 391

[Close]

BLAST of ClCG09G001530 vs. ExPASy TrEMBL
Match: B6RAP6 (Cytochrome c oxidase subunit 1 (Fragment) OS=Ephedra fragilis OX=50295 GN=coxI PE=3 SV=1)

HSP 1 Score: 105.5 bits (262), Expect = 1.6e-19
Identity = 53/66 (80.30%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGM+YAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 233 YLGMIYAMISIGVLEFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 292

Query: 67  GMARNI 73
           G  R+I
Sbjct: 293 GSIRSI 298

[Close]

BLAST of ClCG09G001530 vs. ExPASy TrEMBL
Match: Q70G81 (Cytochrome c oxidase subunit 1 OS=Solanum commersonii OX=4109 GN=cox1 PE=3 SV=2)

HSP 1 Score: 105.5 bits (262), Expect = 1.6e-19
Identity = 54/61 (88.52%), Postives = 55/61 (90.16%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM E
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWE 331

Query: 67  G 68
           G
Sbjct: 332 G 332

[Close]

BLAST of ClCG09G001530 vs. ExPASy TrEMBL
Match: D0PPP4 (Cytochrome c oxidase subunit 1 (Fragment) OS=Asplenium wrightii OX=78456 GN=coxI PE=3 SV=1)

HSP 1 Score: 105.1 bits (261), Expect = 2.1e-19
Identity = 54/66 (81.82%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 238 YLGMVYAMISIGVLGFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 297

Query: 67  GMARNI 73
           G  R+I
Sbjct: 298 GSIRSI 303

[Close]

BLAST of ClCG09G001530 vs. ExPASy TrEMBL
Match: B6RAP8 (Cytochrome c oxidase subunit 1 (Fragment) OS=Ephedra trifurca OX=39583 GN=coxI PE=3 SV=1)

HSP 1 Score: 105.1 bits (261), Expect = 2.1e-19
Identity = 54/66 (81.82%), Postives = 57/66 (86.36%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL F+VWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 231 YLGMVYAMISIGVLGFMVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 290

Query: 67  GMARNI 73
           G  R+I
Sbjct: 291 GSIRSI 296

[Close]

BLAST of ClCG09G001530 vs. TAIR 10
Match: ATMG01360.1 (cytochrome oxidase )

HSP 1 Score: 102.8 bits (255), Expect = 2.0e-22
Identity = 53/61 (86.89%), Postives = 54/61 (88.52%), Query Frame = 0


Query: 7   YLGMVYAMISIGVLRFLVWAHHMFTMGLDVDTRAYFTVATMIIAVLTRNKIFSWIATMGE 66
           YLGMVYAMISIGVL FLVWAHHMFT+GLDVDTRAYFT ATMIIAV T  KIFSWIATM  
Sbjct: 272 YLGMVYAMISIGVLGFLVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWG 331

Query: 67  G 68
           G
Sbjct: 332 G 332

The following BLAST results are available for this feature:

BLAST of ClCG09G001530 vs. NCBI nr


Match Name	E-value	Identity	Description
ABN50285.1	3.3e-19	80.30	cytochrome oxidase subunit I, partial [Ephedra fragilis]	[more]
CAE46638.2	3.3e-19	88.52	cytochrome oxidase, subunit I [Solanum commersonii]	[more]
ABN50276.1	4.3e-19	81.82	cytochrome oxidase subunit I, partial [Ephedra intermedia]	[more]
ABN50284.1	4.3e-19	81.82	cytochrome oxidase subunit I, partial [Ephedra tweediana]	[more]
AAD01679.1	4.3e-19	81.82	cytochrome c oxidase, partial [Ephedra distachya]	[more]

BLAST of ClCG09G001530 vs. ExPASy Swiss-Prot


Match Name	E-value	Identity	Description
Q33439	5.6e-22	81.82	Cytochrome c oxidase subunit 1 (Fragment) OS=Ephedra equisetifolia OX=49760 GN=C...	[more]
P68540	2.8e-21	86.89	Cytochrome c oxidase subunit 1 OS=Aegilops columnaris OX=4493 GN=COX1 PE=3 SV=1	[more]
P60620	2.8e-21	86.89	Cytochrome c oxidase subunit 1 OS=Arabidopsis thaliana OX=3702 GN=COX1 PE=3 SV=1	[more]
P24794	2.8e-21	86.89	Cytochrome c oxidase subunit 1 OS=Beta vulgaris OX=161934 GN=COX1 PE=3 SV=2	[more]
P08742	2.8e-21	86.89	Cytochrome c oxidase subunit 1 OS=Zea mays OX=4577 GN=COX1 PE=3 SV=2	[more]

BLAST of ClCG09G001530 vs. ExPASy TrEMBL


Match Name	E-value	Identity	Description
A0A452YPM1	5.4e-20	90.16	Cytochrome c oxidase subunit 1 OS=Aegilops tauschii subsp. strangulata OX=200361...	[more]
B6RAP6	1.6e-19	80.30	Cytochrome c oxidase subunit 1 (Fragment) OS=Ephedra fragilis OX=50295 GN=coxI P...	[more]
Q70G81	1.6e-19	88.52	Cytochrome c oxidase subunit 1 OS=Solanum commersonii OX=4109 GN=cox1 PE=3 SV=2	[more]
D0PPP4	2.1e-19	81.82	Cytochrome c oxidase subunit 1 (Fragment) OS=Asplenium wrightii OX=78456 GN=coxI...	[more]
B6RAP8	2.1e-19	81.82	Cytochrome c oxidase subunit 1 (Fragment) OS=Ephedra trifurca OX=39583 GN=coxI P...	[more]

BLAST of ClCG09G001530 vs. TAIR 10


Match Name	E-value	Identity	Description
ATMG01360.1	2.0e-22	86.89	cytochrome oxidase	[more]

InterPro

Analysis Name: InterPro Annotations of Watermelon (Charleston Gray) v2.5
Date Performed: 2022-01-31


IPR Term	IPR Description	Source	Source Term	Source Description	Alignment
IPR000883	Cytochrome c oxidase subunit I	PRINTS	PR01165	CYCOXIDASEI	coord: 18..33 score: 71.93 coord: 42..63 score: 67.7
IPR000883	Cytochrome c oxidase subunit I	PFAM	PF00115	COX1	coord: 7..68 e-value: 3.9E-16 score: 58.9
IPR000883	Cytochrome c oxidase subunit I	PANTHER	PTHR10422	CYTOCHROME C OXIDASE SUBUNIT 1	coord: 5..71
IPR036927	Cytochrome c oxidase-like, subunit I superfamily	GENE3D	1.20.210.10		coord: 2..99 e-value: 1.3E-24 score: 88.5
IPR036927	Cytochrome c oxidase-like, subunit I superfamily	SUPERFAMILY	81442	Cytochrome c oxidase subunit I-like	coord: 3..68
None	No IPR available	MOBIDB_LITE	mobidb-lite	disorder_prediction	coord: 78..108
IPR023616	Cytochrome c oxidase-like, subunit I domain	PROSITE	PS50855	COX1	coord: 1..77 score: 15.142069

Relationships

The following mRNA feature(s) are a part of this gene:


Feature Name	Unique Name	Type
ClCG09G001530.2	ClCG09G001530.2	mRNA

GO Annotation

GO Assignments

This gene is annotated with the following GO terms.

Category	Term Accession	Term Name
biological_process	GO:0022900	electron transport chain
biological_process	GO:0015990	electron transport coupled proton transport
biological_process	GO:0006119	oxidative phosphorylation
biological_process	GO:0009060	aerobic respiration
cellular_component	GO:0016021	integral component of membrane
cellular_component	GO:0005743	mitochondrial inner membrane
cellular_component	GO:0045277	respiratory chain complex IV
molecular_function	GO:0004129	cytochrome-c oxidase activity
molecular_function	GO:0020037	heme binding
molecular_function	GO:0046872	metal ion binding