HEADER TRANSFERASE/TRANSFERASE INHIBITOR 08-JUL-13 4LKL TITLE CRYSTAL STRUCTURE OF PLK1 POLO-BOX DOMAIN IN COMPLEX WITH PL-55 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE/THREONINE-PROTEIN KINASE PLK1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: POLO-BOX DOMAIN, UNP RESIDUES 372-593; COMPND 5 SYNONYM: POLO-LIKE KINASE 1, PLK-1, SERINE/THREONINE-PROTEIN KINASE COMPND 6 13, STPK13; COMPND 7 EC: 2.7.11.21; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: PL-55; COMPND 11 CHAIN: B; COMPND 12 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: PLK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 OTHER_DETAILS: SOLID PHASE SYNTHESIS KEYWDS POLO-BOX DOMAIN, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR W.C.LEE,J.H.SONG,H.Y.KIM REVDAT 2 08-NOV-23 4LKL 1 REMARK LINK REVDAT 1 11-DEC-13 4LKL 0 JRNL AUTH R.N.MURUGAN,M.AHN,W.C.LEE,H.Y.KIM,J.H.SONG,C.CHEONG,E.HWANG, JRNL AUTH 2 J.H.SEO,S.Y.SHIN,S.H.CHOI,J.E.PARK,J.K.BANG JRNL TITL EXPLORING THE BINDING NATURE OF PYRROLIDINE POCKET-DEPENDENT JRNL TITL 2 INTERACTIONS IN THE POLO-BOX DOMAIN OF POLO-LIKE KINASE 1 JRNL REF PLOS ONE V. 8 80043 2013 JRNL REFN ESSN 1932-6203 JRNL PMID 24223211 JRNL DOI 10.1371/JOURNAL.PONE.0080043 REMARK 2 REMARK 2 RESOLUTION. 1.58 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.3 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) : 1.58 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.01 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 839983.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 28902 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) : 0.224 REMARK 3 FREE R VALUE : 0.255 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1417 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 1.58 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.68 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4426 REMARK 3 BIN R VALUE (WORKING SET) : 0.2620 REMARK 3 BIN FREE R VALUE : 0.2990 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 215 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1792 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 131 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.26 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.61000 REMARK 3 B22 (A**2) : 2.47000 REMARK 3 B33 (A**2) : -5.08000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.35000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.13 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.16 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.730 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 49.32 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 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 6 : ADM.PARAM REMARK 3 PARAMETER FILE 7 : TPO.PARAM REMARK 3 PARAMETER FILE 8 : CAPPING.PARAM REMARK 3 PARAMETER FILE 9 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : ADM.TOP REMARK 3 TOPOLOGY FILE 6 : TPO.TOP REMARK 3 TOPOLOGY FILE 7 : CAPPING.TOP REMARK 3 TOPOLOGY FILE 8 : NULL REMARK 3 TOPOLOGY FILE 9 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 4LKL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-JUL-13. REMARK 100 THE DEPOSITION ID IS D_1000080746. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-JUN-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-17A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9800 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 270 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28953 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.580 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.05100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.58 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.47600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 3C5L REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M CALCIUM ACETATE, 20% PEG3350, PH REMARK 280 7.5, VAPOR DIFFUSION, TEMPERATURE 293K 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 25.47000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1660 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10500 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE PL-55 IS PEPTIDE-LIKE, A MEMBER OF INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: PL-55 REMARK 400 CHAIN: B REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 COMPONENT_2: RESIDUE ADM REMARK 400 DESCRIPTION: NULL 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 ARG A 500 REMARK 465 GLU A 501 REMARK 465 GLY A 502 REMARK 465 ASP A 503 REMARK 465 GLU A 504 REMARK 465 LEU A 505 REMARK 465 ALA A 506 REMARK 465 ARG A 507 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 GLU A 391 65.19 -105.42 REMARK 500 LYS A 420 -34.18 -142.64 REMARK 500 TYR A 421 -51.55 -126.18 REMARK 500 ASN A 430 -0.77 81.05 REMARK 500 ASN A 446 1.05 -69.48 REMARK 500 ASP A 449 -34.34 -137.17 REMARK 500 LEU A 463 -162.27 -163.77 REMARK 500 LEU A 490 150.77 70.52 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ADM B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF PL-55 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4LKM RELATED DB: PDB DBREF 4LKL A 372 593 UNP P53350 PLK1_HUMAN 372 593 DBREF 4LKL B 2 9 PDB 4LKL 4LKL 2 9 SEQRES 1 A 222 CYS HIS LEU SER ASP MET LEU GLN GLN LEU HIS SER VAL SEQRES 2 A 222 ASN ALA SER LYS PRO SER GLU ARG GLY LEU VAL ARG GLN SEQRES 3 A 222 GLU GLU ALA GLU ASP PRO ALA CYS ILE PRO ILE PHE TRP SEQRES 4 A 222 VAL SER LYS TRP VAL ASP TYR SER ASP LYS TYR GLY LEU SEQRES 5 A 222 GLY TYR GLN LEU CYS ASP ASN SER VAL GLY VAL LEU PHE SEQRES 6 A 222 ASN ASP SER THR ARG LEU ILE LEU TYR ASN ASP GLY ASP SEQRES 7 A 222 SER LEU GLN TYR ILE GLU ARG ASP GLY THR GLU SER TYR SEQRES 8 A 222 LEU THR VAL SER SER HIS PRO ASN SER LEU MET LYS LYS SEQRES 9 A 222 ILE THR LEU LEU LYS TYR PHE ARG ASN TYR MET SER GLU SEQRES 10 A 222 HIS LEU LEU LYS ALA GLY ALA ASN ILE THR PRO ARG GLU SEQRES 11 A 222 GLY ASP GLU LEU ALA ARG LEU PRO TYR LEU ARG THR TRP SEQRES 12 A 222 PHE ARG THR ARG SER ALA ILE ILE LEU HIS LEU SER ASN SEQRES 13 A 222 GLY SER VAL GLN ILE ASN PHE PHE GLN ASP HIS THR LYS SEQRES 14 A 222 LEU ILE LEU CYS PRO LEU MET ALA ALA VAL THR TYR ILE SEQRES 15 A 222 ASP GLU LYS ARG ASP PHE ARG THR TYR ARG LEU SER LEU SEQRES 16 A 222 LEU GLU GLU TYR GLY CYS CYS LYS GLU LEU ALA SER ARG SEQRES 17 A 222 LEU ARG TYR ALA ARG THR MET VAL ASP LYS LEU LEU SER SEQRES 18 A 222 SER SEQRES 1 B 8 ACE PRO LEU HIS SER TPO MET NH2 MODRES 4LKL TPO B 7 THR PHOSPHOTHREONINE HET ACE B 2 3 HET TPO B 7 11 HET NH2 B 9 1 HET ADM B 101 10 HETNAM ACE ACETYL GROUP HETNAM TPO PHOSPHOTHREONINE HETNAM NH2 AMINO GROUP HETNAM ADM ADAMANTANE HETSYN TPO PHOSPHONOTHREONINE FORMUL 2 ACE C2 H4 O FORMUL 2 TPO C4 H10 N O6 P FORMUL 2 NH2 H2 N FORMUL 3 ADM C10 H16 FORMUL 4 HOH *131(H2 O) HELIX 1 1 HIS A 373 SER A 387 1 15 HELIX 2 2 ARG A 396 GLU A 401 5 6 HELIX 3 3 ASP A 402 ILE A 406 5 5 HELIX 4 4 PRO A 469 SER A 471 5 3 HELIX 5 5 LEU A 472 HIS A 489 1 18 HELIX 6 6 LEU A 564 GLY A 571 1 8 HELIX 7 7 CYS A 573 SER A 593 1 21 SHEET 1 A 6 VAL A 411 TYR A 417 0 SHEET 2 A 6 GLY A 422 LEU A 427 -1 O GLY A 424 N VAL A 415 SHEET 3 A 6 VAL A 432 PHE A 436 -1 O GLY A 433 N TYR A 425 SHEET 4 A 6 ARG A 441 LEU A 444 -1 O LEU A 444 N VAL A 432 SHEET 5 A 6 SER A 450 ILE A 454 -1 O ILE A 454 N ARG A 441 SHEET 6 A 6 GLU A 460 THR A 464 -1 O LEU A 463 N LEU A 451 SHEET 1 B 6 LEU A 511 ARG A 516 0 SHEET 2 B 6 ALA A 520 LEU A 525 -1 O ILE A 522 N PHE A 515 SHEET 3 B 6 VAL A 530 PHE A 534 -1 O GLN A 531 N LEU A 523 SHEET 4 B 6 LYS A 540 CYS A 544 -1 O LEU A 543 N VAL A 530 SHEET 5 B 6 ALA A 549 ILE A 553 -1 O ILE A 553 N LYS A 540 SHEET 6 B 6 PHE A 559 ARG A 563 -1 O TYR A 562 N VAL A 550 LINK C ACE B 2 N PRO B 3 1555 1555 1.34 LINK CH3 ACE B 2 C1 ADM B 101 1555 1555 1.66 LINK C SER B 6 N TPO B 7 1555 1555 1.34 LINK C TPO B 7 N MET B 8 1555 1555 1.33 LINK C MET B 8 N NH2 B 9 1555 1555 1.33 SITE 1 AC1 3 ARG A 518 ACE B 2 PRO B 3 SITE 1 AC2 22 LYS A 413 TRP A 414 ASP A 416 LEU A 490 SITE 2 AC2 22 LEU A 491 ARG A 516 PHE A 535 HIS A 538 SITE 3 AC2 22 LYS A 540 HOH A 606 ADM B 101 HOH B 201 SITE 4 AC2 22 HOH B 202 HOH B 203 HOH B 204 HOH B 205 SITE 5 AC2 22 HOH B 206 HOH B 207 HOH B 208 HOH B 210 SITE 6 AC2 22 HOH B 211 HOH B 214 CRYST1 37.340 50.940 57.000 90.00 97.61 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 0.026781 0.000000 0.003578 0.00000 SCALE2 0.000000 0.019631 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017700 0.00000