HEADER TRANSCRIPTION 05-FEB-02 1GV2 TITLE CRYSTAL STRUCTURE OF C-MYB R2R3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYB PROTO-ONCOGENE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: R2R3, RESIDUES 89-193; COMPND 5 SYNONYM: C-MYB; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS TRANSCRIPTION, MYB, C-MYB, DNA BINDING, ION BINDING EXPDTA X-RAY DIFFRACTION AUTHOR T.H.TAHIROV,K.OGATA REVDAT 4 13-DEC-23 1GV2 1 LINK REVDAT 3 31-OCT-18 1GV2 1 COMPND SOURCE REVDAT 2 24-FEB-09 1GV2 1 VERSN REVDAT 1 03-JUL-03 1GV2 0 JRNL AUTH T.H.TAHIROV,H.MORII,H.UEDAIRA,M.SASAKI,A.SARAI,S.ADACHI, JRNL AUTH 2 S.Y.PARK,N.KAMIYA,K.OGATA JRNL TITL CRYSTAL STRUCTURE OF C-MYB DNA-BINDING DOMAIN: SPECIFIC NA+ JRNL TITL 2 BINDING AND CORRELATION WITH NMR STRUCTURE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.H.TAHIROV,K.SATO,E.ICHIKAWA-IWATA,M.SASAKI,T.INOUE-BUNGO, REMARK 1 AUTH 2 M.SHIINA,K.KIMURA,S.TAKATA,A.FUJIKAWA,H.MORII,T.KUMASAKA, REMARK 1 AUTH 3 M.YAMAMOTO,S.ISHII,K.OGATA REMARK 1 TITL MECHANISM OF C-MYB-C/EBPBETA COOPERATION FROM SEPARATED REMARK 1 TITL 2 SITES ON A PROMOTER REMARK 1 REF CELL (CAMBRIDGE,MASS.) V. 108 57 2002 REMARK 1 REFN ISSN 0092-8674 REMARK 1 PMID 11792321 REMARK 1 DOI 10.1016/S0092-8674(01)00636-5 REMARK 2 REMARK 2 RESOLUTION. 1.68 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.68 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.12 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 87837.030 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 11022 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 570 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.68 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.79 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1702 REMARK 3 BIN R VALUE (WORKING SET) : 0.3100 REMARK 3 BIN FREE R VALUE : 0.2640 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 77 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.030 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 867 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 60 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.60000 REMARK 3 B22 (A**2) : 0.17000 REMARK 3 B33 (A**2) : -1.77000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.64000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.25 REMARK 3 LOW RESOLUTION CUTOFF (A) : 50.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.21 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.740 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.500 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.210 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.920 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 51.14 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1GV2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 05-FEB-02. REMARK 100 THE DEPOSITION ID IS D_1290009405. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-MAY-98 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 6.80 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL44B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.7 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11033 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.680 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 4.244 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.6010 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.68 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.74 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.53 REMARK 200 R MERGE FOR SHELL (I) : 0.44600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.904 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRIES 1MBG AND 1MBJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6-1.7 M SODIUM CITRATE PH 6.8, REMARK 280 PROTEIN CONCENTRATION 15 MG/ML, CRYSTAL WAS GROWN BY REPEATED REMARK 280 MACROSEEDING, TRANSFORMED TO LOW HUMIDITY FORM AND FLASH COOLED, REMARK 280 1-2% V/V OF GLYCEROL WAS ADDED TO SODIUM CITRATE TO PREVENT THE REMARK 280 CRYSTAL CRACKING DURING THE FLASH COOLING, PH 6.80 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 14.12500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 LYS A 192 REMARK 465 VAL A 193 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 191 CA C O CB CG CD NE REMARK 470 ARG A 191 CZ NH1 NH2 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 PRO A 112 32.41 -79.75 REMARK 500 LYS A 113 30.11 -155.42 REMARK 500 LYS A 113 -146.28 -109.94 REMARK 500 ARG A 114 34.45 39.82 REMARK 500 HIS A 137 -48.77 -147.75 REMARK 500 ARG A 165 79.30 -100.48 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2015 DISTANCE = 5.83 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A1192 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 119 O REMARK 620 2 LEU A 122 O 85.1 REMARK 620 3 ARG A 125 O 94.5 102.4 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A1191 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 136 OD1 REMARK 620 2 ALA A 170 O 89.0 REMARK 620 3 LEU A 173 O 157.1 91.8 REMARK 620 4 ARG A 176 O 107.9 106.7 93.8 REMARK 620 5 HOH A2052 O 80.0 165.7 94.8 85.6 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A1191 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A1192 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GUU RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF C-MYB R1 REMARK 900 RELATED ID: 1GV5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF C-MYB R2 REMARK 900 RELATED ID: 1H88 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF TERNARY PROTEIN-DNA COMPLEX1 REMARK 900 RELATED ID: 1H89 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF TERNARY PROTEIN-DNA COMPLEX2 REMARK 900 RELATED ID: 1IDY RELATED DB: PDB REMARK 900 STRUCTURE OF MYB TRANSFORMING PROTEIN, NMR, MINIMIZEDAVERAGE REMARK 900 STRUCTURE REMARK 900 RELATED ID: 1IDZ RELATED DB: PDB REMARK 900 STRUCTURE OF MYB TRANSFORMING PROTEIN, NMR, 20 STRUCTURES REMARK 900 RELATED ID: 1MBE RELATED DB: PDB REMARK 900 MOUSE C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN REPEAT 1 REMARK 900 RELATED ID: 1MBF RELATED DB: PDB REMARK 900 MOUSE C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN REPEAT 1 REMARK 900 RELATED ID: 1MBG RELATED DB: PDB REMARK 900 MOUSE C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN REPEAT 2 REMARK 900 RELATED ID: 1MBH RELATED DB: PDB REMARK 900 MOUSE C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN REPEAT 2 REMARK 900 RELATED ID: 1MBJ RELATED DB: PDB REMARK 900 MOUSE C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN REPEAT 3 REMARK 900 RELATED ID: 1MBK RELATED DB: PDB REMARK 900 MOUSE C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN REPEAT 3 REMARK 900 RELATED ID: 1MSE RELATED DB: PDB REMARK 900 C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN COMPLEXED WITH REMARK 900 DEOXYRIBONUCLEIC ACID (NMR, MINIMIZED AVERAGE STRUCTURE) REMARK 900 RELATED ID: 1MSF RELATED DB: PDB REMARK 900 C-MYB DEOXYRIBONUCLEIC ACID-BINDING DOMAIN COMPLEXED WITH REMARK 900 DEOXYRIBONUCLEIC ACID (NMR, 25 STRUCTURES) DBREF 1GV2 A 89 193 UNP P06876 MYB_MOUSE 89 193 SEQRES 1 A 105 GLU LEU ILE LYS GLY PRO TRP THR LYS GLU GLU ASP GLN SEQRES 2 A 105 ARG VAL ILE LYS LEU VAL GLN LYS TYR GLY PRO LYS ARG SEQRES 3 A 105 TRP SER VAL ILE ALA LYS HIS LEU LYS GLY ARG ILE GLY SEQRES 4 A 105 LYS GLN CYS ARG GLU ARG TRP HIS ASN HIS LEU ASN PRO SEQRES 5 A 105 GLU VAL LYS LYS THR SER TRP THR GLU GLU GLU ASP ARG SEQRES 6 A 105 ILE ILE TYR GLN ALA HIS LYS ARG LEU GLY ASN ARG TRP SEQRES 7 A 105 ALA GLU ILE ALA LYS LEU LEU PRO GLY ARG THR ASP ASN SEQRES 8 A 105 ALA ILE LYS ASN HIS TRP ASN SER THR MET ARG ARG LYS SEQRES 9 A 105 VAL HET NA A1191 1 HET NA A1192 1 HETNAM NA SODIUM ION FORMUL 2 NA 2(NA 1+) FORMUL 4 HOH *60(H2 O) HELIX 1 1 THR A 96 GLY A 111 1 16 HELIX 2 2 ARG A 114 LYS A 120 1 7 HELIX 3 3 ILE A 126 HIS A 137 1 12 HELIX 4 4 THR A 148 GLY A 163 1 16 HELIX 5 5 ARG A 165 LYS A 171 1 7 HELIX 6 6 THR A 177 MET A 189 1 13 LINK O ALA A 119 NA NA A1192 1555 1555 2.30 LINK O LEU A 122 NA NA A1192 1555 1555 2.40 LINK O ARG A 125 NA NA A1192 1555 1555 2.37 LINK OD1 ASN A 136 NA NA A1191 1555 1555 2.45 LINK O ALA A 170 NA NA A1191 1555 1555 2.39 LINK O LEU A 173 NA NA A1191 1555 1555 2.34 LINK O ARG A 176 NA NA A1191 1555 1555 2.45 LINK NA NA A1191 O HOH A2052 1555 1555 2.39 SITE 1 AC1 6 ASN A 136 ALA A 170 LEU A 173 ARG A 176 SITE 2 AC1 6 HOH A2051 HOH A2052 SITE 1 AC2 5 ALA A 119 LEU A 122 ARG A 125 HOH A2016 SITE 2 AC2 5 HOH A2017 CRYST1 38.722 28.250 44.129 90.00 90.87 90.00 P 1 21 1 2 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 0.025825 0.000000 0.000392 0.00000 SCALE2 0.000000 0.035398 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022663 0.00000