PDB Short entry for 2K1B HEADER TRANSCRIPTION REGULATOR 25-FEB-08 2K1B TITLE SOLUTION NMR STRUCTURE OF THE CHROMO DOMAIN OF THE CHROMOBOX PROTEIN TITLE 2 HOMOLOG 7 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHROMOBOX PROTEIN HOMOLOG 7; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CHROMO DOMAIN: RESIDUES 7-62; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CBX7; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28A-MHL KEYWDS ALPHA/BETA PROTEIN, CHROMATIN REGULATOR, NUCLEUS, REPRESSOR, KEYWDS 2 TRANSCRIPTION, TRANSCRIPTION REGULATION, STRUCTURAL GENOMICS KEYWDS 3 CONSORTIUM, SGC, TRANSCRIPTION REGULATOR EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR L.KAUSTOV,A.LEMAK,H.QUYANG,A.GUTMANAS,C.FARES,C.BOUNTRA,J.WEIGELT, AUTHOR 2 P.LOPPNAU,M.RAVICHANDRAN,A.M.EDWARDS,J.MIN,C.H.ARROWSMITH,STRUCTURAL AUTHOR 3 GENOMICS CONSORTIUM (SGC) REVDAT 4 14-JUN-23 2K1B 1 REMARK REVDAT 3 19-FEB-20 2K1B 1 REMARK SEQADV REVDAT 2 24-FEB-09 2K1B 1 VERSN REVDAT 1 11-MAR-08 2K1B 0 JRNL AUTH L.KAUSTOV,A.LEMAK,H.QUYANG,A.GUTMANAS,C.FARES,C.BOUNTRA, JRNL AUTH 2 J.WEIGELT,P.LOPPNAU,M.RAVICHANDRAN,A.M.EDWARDS,J.MIN, JRNL AUTH 3 C.H.ARROWSMITH JRNL TITL SOLUTION NMR STRUCTURE OF THE CHROMOBOX PROTEIN HOMOLOG 7. JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA, CYANA REMARK 3 AUTHORS : DELAGLIO, GRZESIEK, VUISTER, ZHU, PFEIFER AND BAX REMARK 3 (CYANA), DELAGLIO, GRZESIEK, VUISTER, ZHU, PFEIFER REMARK 3 AND BAX (CYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2K1B COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-FEB-08. REMARK 100 THE DEPOSITION ID IS D_1000100550. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 7.4 REMARK 210 IONIC STRENGTH : 300 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 10 MM PHOSPHATE, 300 MM SODIUM REMARK 210 CHLORIDE, 2 MM DTT, 90% H2O/10% REMARK 210 D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D HNCO; 3D HBHA(CO)NH; 3D REMARK 210 CBCA(CO)NH; 3D HNCA; 3D HCCH- REMARK 210 TOCSY; 3D 1H-13C NOESY; 3D 1H- REMARK 210 15N NOESY; 3D AROMAT 1H-13C NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 500 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : MOLECULAR DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-20 REMARK 465 RES C SSSEQI REMARK 465 MET A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 SER A -10 REMARK 465 SER A -9 REMARK 465 GLY A -8 REMARK 465 ARG A -7 REMARK 465 GLU A -6 REMARK 465 ASN A -5 REMARK 465 LEU A -4 REMARK 465 TYR A -3 REMARK 465 PHE A -2 REMARK 465 GLN A -1 REMARK 465 GLY A 0 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 GLN A 2 -43.12 -143.58 REMARK 500 1 PRO A 30 2.21 -65.67 REMARK 500 2 GLN A 2 81.06 -61.51 REMARK 500 4 PRO A 30 4.49 -66.67 REMARK 500 5 GLN A 2 -34.06 -146.23 REMARK 500 5 ARG A 13 125.10 -171.66 REMARK 500 5 PRO A 37 -176.23 -69.40 REMARK 500 6 VAL A 3 36.07 -94.38 REMARK 500 6 LYS A 26 -70.06 -52.03 REMARK 500 6 PRO A 30 12.25 -69.43 REMARK 500 9 VAL A 3 79.09 -166.34 REMARK 500 9 GLU A 54 93.70 67.37 REMARK 500 10 SER A 8 148.46 -170.01 REMARK 500 10 GLU A 54 98.58 61.83 REMARK 500 11 GLN A 2 -3.24 67.63 REMARK 500 11 VAL A 3 58.00 -94.30 REMARK 500 11 PRO A 37 -174.47 -64.75 REMARK 500 12 GLN A 2 -8.29 72.08 REMARK 500 12 PRO A 30 2.97 -66.84 REMARK 500 13 GLN A 2 -42.18 75.44 REMARK 500 13 PRO A 30 20.61 -68.71 REMARK 500 13 GLU A 54 -81.75 -97.94 REMARK 500 14 GLU A 54 58.14 -111.82 REMARK 500 15 ARG A 13 134.76 -170.73 REMARK 500 15 LYS A 26 97.77 -56.68 REMARK 500 15 GLU A 54 98.30 60.32 REMARK 500 16 PRO A 37 -178.67 -65.31 REMARK 500 17 SER A 8 148.35 -175.50 REMARK 500 18 VAL A 3 140.08 -173.67 REMARK 500 18 PRO A 37 170.69 -57.85 REMARK 500 19 PRO A 30 2.08 -64.62 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 15674 RELATED DB: BMRB DBREF 2K1B A 0 55 UNP O95931 CBX7_HUMAN 7 62 SEQADV 2K1B MET A -17 UNP O95931 EXPRESSION TAG SEQADV 2K1B HIS A -16 UNP O95931 EXPRESSION TAG SEQADV 2K1B HIS A -15 UNP O95931 EXPRESSION TAG SEQADV 2K1B HIS A -14 UNP O95931 EXPRESSION TAG SEQADV 2K1B HIS A -13 UNP O95931 EXPRESSION TAG SEQADV 2K1B HIS A -12 UNP O95931 EXPRESSION TAG SEQADV 2K1B HIS A -11 UNP O95931 EXPRESSION TAG SEQADV 2K1B SER A -10 UNP O95931 EXPRESSION TAG SEQADV 2K1B SER A -9 UNP O95931 EXPRESSION TAG SEQADV 2K1B GLY A -8 UNP O95931 EXPRESSION TAG SEQADV 2K1B ARG A -7 UNP O95931 EXPRESSION TAG SEQADV 2K1B GLU A -6 UNP O95931 EXPRESSION TAG SEQADV 2K1B ASN A -5 UNP O95931 EXPRESSION TAG SEQADV 2K1B LEU A -4 UNP O95931 EXPRESSION TAG SEQADV 2K1B TYR A -3 UNP O95931 EXPRESSION TAG SEQADV 2K1B PHE A -2 UNP O95931 EXPRESSION TAG SEQADV 2K1B GLN A -1 UNP O95931 EXPRESSION TAG SEQRES 1 A 73 MET HIS HIS HIS HIS HIS HIS SER SER GLY ARG GLU ASN SEQRES 2 A 73 LEU TYR PHE GLN GLY GLU GLN VAL PHE ALA VAL GLU SER SEQRES 3 A 73 ILE ARG LYS LYS ARG VAL ARG LYS GLY LYS VAL GLU TYR SEQRES 4 A 73 LEU VAL LYS TRP LYS GLY TRP PRO PRO LYS TYR SER THR SEQRES 5 A 73 TRP GLU PRO GLU GLU HIS ILE LEU ASP PRO ARG LEU VAL SEQRES 6 A 73 MET ALA TYR GLU GLU LYS GLU GLU HELIX 1 1 PRO A 29 SER A 33 5 5 HELIX 2 2 ASP A 43 GLU A 52 1 10 SHEET 1 A 3 SER A 8 ARG A 15 0 SHEET 2 A 3 LYS A 18 LYS A 24 -1 O LYS A 18 N ARG A 15 SHEET 3 A 3 TRP A 35 PRO A 37 -1 O GLU A 36 N TYR A 21 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000