Berkeley Structural Genomics Center

Target info for 1260B

This target is MP506 / MPN330, gi number 1674200 from Mycoplasma pneumoniae.

This gene has the annotation "MG237 homolog, from M. genitalium".

The target was selected as part of JMC's second set.

Available sections:


Experimental status of 1260B

Note: Dates prior to 10/24/01 may be inaccurate, due to conversion from a record-keeping system which tracked only the last experimental date, to a new system which keeps track of all dates. The user is the person who entered the data, not the person who did the experiment. This will also change in the future.

ExperimentResultUserExperiment Date
SelectedDonejmc2002-02-25
ClonedDoner_kim2003-06-10
Expression testedDoner_kim2003-06-10
Solubility testedSr_kim2003-06-10
PurifiedDoner_kim2003-08-06
CrystallizedDonedhshin2003-12-02
Diffraction quality crystalsDonedhshin2004-04-22
Native diffraction dataDonedhshin2004-04-22
Phasing diffraction dataDonedhshin2004-04-22
Traceable mapDonedhshin2004-04-22
Crystal structureDonedhshin2004-05-25
In PDB1TD6dhshin2004-05-25

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Potential MP Homologues of 1260B

MP genelog10(PSIBLAST E)% identical% coverage (of MP gene)
MP506 / MPN330-104.00100.00100.00

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1260B DNA sequence

ATGATCAATAAGCCAAATCAGTTTGTCAACCACTTAAGTGCTTTAAAAAAACACTTTGCCTCTTATAAGGAGCTCCGTGA
AGCGTTTAACGATTATCACAAGCATAACGGTGATGAGTTGACCACCTTCTTTTTGCACCAGTTTGATAAGGTGATGGAAC
TAGTCAAGCAGAAGGACTTTAAAACTGCCCAGTCTCGCTGTGAGGAGGAATTAGCCGCCCCTTATCTACCAAAACCTTTA
GTAAGCTTTTTCCAATCGCTACTCCAGCTCGTGAACCATGATTTATTGGAACAGCAAAACGCGGCCTTGGCTAGTTTACC
CGCAGCCAAAATCATAGAGCTTGTTTTACAGGATTACCCCAATAAACTCAACATGATTCACTACCTTTTGCCCAAAACGA
AGGCGTTTGTCAAACCACATTTGTTACAACGCTTACAGTTTGTGTTAACTGATTCGGAGTTGTTGGAATTAAAGCGCTTT
TCCTTCTTTCAAGCACTCAACCAGATCCCGGGCTTTCAGGGTGAGCAAGTTGAGTACTTTAACAGTAAGCTCAAACAAAA
GTTTACCTTGACCTTAGGGGAGTTTGAAATTGCCCAACAGCCAGATGCCAAAGCATACTTTGAGCAGTTAATTACCCAAA
TCCAACAGCTCTTTTTAAAAGAGCCGGTTAACGCTGAGTTTGCCAATGAGATTATTGATGCCTTTTTGGTGAGCTATTTC
CCCCTCCATCCCCCAGTACCTTTGGCACAATTAGCTGCCAAGATTTATGAGTATGTCAGCCAAATTGTGCTTAACGAAGC
GGTTAACCTAAAGGATGAACTGATCAAACTAATCGTTCATACGCTTTACGAACAGTTAGATCGTCCTGTTGGGGATGAAA
ATTAA

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1260B Codon Usage

(295 codons)
fields: [triplet] [frequency: per thousand] ([number])

UUU64.4(  19)  UCU6.8(   2)  UAU20.3(   6)  UGU3.4(   1)  
UUC13.6(   4)  UCC3.4(   1)  UAC16.9(   5)  UGC0.0(   0)  
UUA54.2(  16)  UCA0.0(   0)  UAA3.4(   1)  UGA0.0(   0)  
UUG37.3(  11)  UCG6.8(   2)  UAG0.0(   0)  UGG0.0(   0)  

CUU13.6(   4)  CCU13.6(   4)  CAU16.9(   5)  CGU6.8(   2)  
CUC27.1(   8)  CCC16.9(   5)  CAC16.9(   5)  CGC10.2(   3)  
CUA16.9(   5)  CCA16.9(   5)  CAA37.3(  11)  CGA0.0(   0)  
CUG3.4(   1)  CCG6.8(   2)  CAG47.5(  14)  CGG0.0(   0)  

AUU23.7(   7)  ACU6.8(   2)  AAU16.9(   5)  AGU10.2(   3)  
AUC20.3(   6)  ACC16.9(   5)  AAC37.3(  11)  AGC10.2(   3)  
AUA3.4(   1)  ACA0.0(   0)  AAA40.7(  12)  AGA0.0(   0)  
AUG10.2(   3)  ACG6.8(   2)  AAG40.7(  12)  AGG0.0(   0)  

GUU20.3(   6)  GCU13.6(   4)  GAU37.3(  11)  GGU6.8(   2)  
GUC13.6(   4)  GCC37.3(  11)  GAC3.4(   1)  GGC3.4(   1)  
GUA6.8(   2)  GCA13.6(   4)  GAA33.9(  10)  GGA0.0(   0)  
GUG16.9(   5)  GCG13.6(   4)  GAG47.5(  14)  GGG6.8(   2)  

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1260B Potential Cloning Problems

No UGA codons.
2 restriction site(s) found.

Details (problem DNA region is in upper case, with the key on the line below):

Key:

aTGATCAataagccaaatcagtttgtcaaccacttaagtgctttaaaaaaacactttgcc
 3                                                          
tcttataaggagctccgtgaagcgtttaacgattatcacaagcataacggtgatgagttg
                                                            
accaccttctttttgcaccagtttgataaggtgatggaactagtcaagcagaaggacttt
                                                            
aaaactgcccagtctcgctgtgaggaggaattagccgccccttatctaccaaaaccttta
                                                            
gtaagctttttccaatcgctactccagctcgtgaaccatgatttattggaacagcaaaac
                                                            
gcggccttggctagtttacccgcagccaaaatcatagagcttgttttacaggattacccc
                                                            
aataaactcaacatgattcactaccttttgcccaaaacgaaggcgtttgtcaaaccacat
                                                            
ttgttacaacgcttacagtttgtgttaactgattcggagttgttggaattaaagcgcttt
                                                            
tccttctttcaagcactcaaccagatcccgggctttcagggtgagcaagttgagtacttt
                                                            
aacagtaagctcaaacaaaagtttaccttgaccttaggggagtttgaaattgcccaacag
                                                            
ccagatgccaaagcatactttgagcagttaattacccaaatccaacagctctttttaaaa
                                                            
gagccggttaacgctgagtttgccaatgagattattgatgcctttttggtgagctatttc
                                                            
cccctccatcccccagtacctttggcacaattagctgccaagatttatgagtatgtcagc
                                                            
caaattgtgcttaacgaagcggttaacctaaaggatgaacTGATCAaactaatcgttcat
                                        3                   
acgctttacgaacagttagatcgtcctgttggggatgaaaattaa
                                             

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1260B Automatically Selected Primers

Note: These were generated using Hisao's algorithm, and do not take into account possible mispriming, self-complementarity, or requirements for mutations anywhere in the sequences. The -R1 primers are for the N-terminal end, and begin with an NdeI restriction site (CATATG). The -R2 primers are for the C-terminal end, and begin with a BamHI site (GGATCC) if the target has no other BamHI sites. If the target does have a BamHI site, the -R2 primer wil begin with a BglII site (AGATCT), unless the target has no BglII sites. If the target has both sites, the design program gives up and doesn't prepend a restriction site to the -R2 primer!

Predicted Tm was obtained using the Tm determination tool at the Virtual Genome Center.

Primer IDPredicted Tmsequence
1260B-R160.40CATATGATCAATAAGCCAAATCAGTTTG
1260B-R260.40GGATCCTTAATTTTCATCCCCAACAGGA
1260B-R1064.80GGCGGTGGTGGCGGCATGATCAATAAGCCAAATCAGTTTGTCA
1260B-R1164.10GTTCTTCTCCTTTGCGCCCCTAATTTTCATCCCCAACAGGACG

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1260B Translation

Note: This was generated using the standard codon usage table; UGA codons in MP/MP genes will show up as terminators ("*")

atgatcaataagccaaatcagtttgtcaaccacttaagtgctttaaaaaaacactttgcc
 M  I  N  K  P  N  Q  F  V  N  H  L  S  A  L  K  K  H  F  A 
tcttataaggagctccgtgaagcgtttaacgattatcacaagcataacggtgatgagttg
 S  Y  K  E  L  R  E  A  F  N  D  Y  H  K  H  N  G  D  E  L 
accaccttctttttgcaccagtttgataaggtgatggaactagtcaagcagaaggacttt
 T  T  F  F  L  H  Q  F  D  K  V  M  E  L  V  K  Q  K  D  F 
aaaactgcccagtctcgctgtgaggaggaattagccgccccttatctaccaaaaccttta
 K  T  A  Q  S  R  C  E  E  E  L  A  A  P  Y  L  P  K  P  L 
gtaagctttttccaatcgctactccagctcgtgaaccatgatttattggaacagcaaaac
 V  S  F  F  Q  S  L  L  Q  L  V  N  H  D  L  L  E  Q  Q  N 
gcggccttggctagtttacccgcagccaaaatcatagagcttgttttacaggattacccc
 A  A  L  A  S  L  P  A  A  K  I  I  E  L  V  L  Q  D  Y  P 
aataaactcaacatgattcactaccttttgcccaaaacgaaggcgtttgtcaaaccacat
 N  K  L  N  M  I  H  Y  L  L  P  K  T  K  A  F  V  K  P  H 
ttgttacaacgcttacagtttgtgttaactgattcggagttgttggaattaaagcgcttt
 L  L  Q  R  L  Q  F  V  L  T  D  S  E  L  L  E  L  K  R  F 
tccttctttcaagcactcaaccagatcccgggctttcagggtgagcaagttgagtacttt
 S  F  F  Q  A  L  N  Q  I  P  G  F  Q  G  E  Q  V  E  Y  F 
aacagtaagctcaaacaaaagtttaccttgaccttaggggagtttgaaattgcccaacag
 N  S  K  L  K  Q  K  F  T  L  T  L  G  E  F  E  I  A  Q  Q 
ccagatgccaaagcatactttgagcagttaattacccaaatccaacagctctttttaaaa
 P  D  A  K  A  Y  F  E  Q  L  I  T  Q  I  Q  Q  L  F  L  K 
gagccggttaacgctgagtttgccaatgagattattgatgcctttttggtgagctatttc
 E  P  V  N  A  E  F  A  N  E  I  I  D  A  F  L  V  S  Y  F 
cccctccatcccccagtacctttggcacaattagctgccaagatttatgagtatgtcagc
 P  L  H  P  P  V  P  L  A  Q  L  A  A  K  I  Y  E  Y  V  S 
caaattgtgcttaacgaagcggttaacctaaaggatgaactgatcaaactaatcgttcat
 Q  I  V  L  N  E  A  V  N  L  K  D  E  L  I  K  L  I  V  H 
acgctttacgaacagttagatcgtcctgttggggatgaaaattaa
 T  L  Y  E  Q  L  D  R  P  V  G  D  E  N  * 

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1260B AA Sequence

MINKPNQFVNHLSALKKHFASYKELREAFNDYHKHNGDELTTFFLHQFDKVMELVKQKDFKTAQSRCEEELAAPYLPKPL
VSFFQSLLQLVNHDLLEQQNAALASLPAAKIIELVLQDYPNKLNMIHYLLPKTKAFVKPHLLQRLQFVLTDSELLELKRF
SFFQALNQIPGFQGEQVEYFNSKLKQKFTLTLGEFEIAQQPDAKAYFEQLITQIQQLFLKEPVNAEFANEIIDAFLVSYF
PLHPPVPLAQLAAKIYEYVSQIVLNEAVNLKDELIKLIVHTLYEQLDRPVGDEN

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1260B Protein Parameters

This information was obtained using the Protein Parameters tool on the ExPASy Molecular Biology Server.

Number of amino acids: 294

Molecular weight: 34135.4

Theoretical pI: 5.82

Amino acid composition:

Ala (A)  23	  7.8%
Arg (R)   5	  1.7%
Asn (N)  16	  5.4%
Asp (D)  12	  4.1%
Cys (C)   1	  0.3%
Gln (Q)  25	  8.5%
Glu (E)  24	  8.2%
Gly (G)   5	  1.7%
His (H)  10	  3.4%
Ile (I)  14	  4.8%
Leu (L)  45	 15.3%
Lys (K)  24	  8.2%
Met (M)   3	  1.0%
Phe (F)  23	  7.8%
Pro (P)  16	  5.4%
Ser (S)  11	  3.7%
Thr (T)   9	  3.1%
Trp (W)   0	  0.0%
Tyr (Y)  11	  3.7%
Val (V)  17	  5.8%

Asx (B)   0	  0.0%
Glx (Z)   0	  0.0%
Xaa (X)   0	  0.0%

Total number of negatively charged residues (Asp + Glu): 36
Total number of positively charged residues (Arg + Lys): 29

Atomic composition:

Carbon      C	      1582
Hydrogen    H	      2444
Nitrogen    N	       394
Oxygen      O	       439
Sulfur      S	         4

Formula: C1582H2444N394O439S4
Total number of atoms: 4863

Extinction coefficients:

Conditions: 6.0 M guanidium hydrochloride
            0.02 M phosphate buffer
            pH 6.5

Extinction coefficients are in units of  M-1 cm-1 .

The first table lists values computed assuming ALL Cys 
residues appear as half cystines, whereas the second table 
assumes that NONE do. 

                      276     278     279     280     282
                       nm      nm      nm      nm      nm
Ext. coefficient    15950   15400   14795   14080   13200
Abs 0.1% (=1 g/l)   0.467   0.451   0.433   0.412   0.387



                      276     278     279     280     282
                       nm      nm      nm      nm      nm
Ext. coefficient    15950   15400   14795   14080   13200
Abs 0.1% (=1 g/l)   0.467   0.451   0.433   0.412   0.387


Estimated half-life:

The N-terminal of the sequence considered is M (Met).

The estimated half-life is: 30 hours (mammalian reticulocytes, in vitro).
                            >20 hours (yeast, in vivo).
                            >10 hours (Escherichia coli, in vivo).


Instability index:

The instability index (II) is computed to be 38.63
This classifies the protein as stable.



Aliphatic index: 102.86

Grand average of hydropathicity (GRAVY): -0.188

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