HEADER METAL BINDING PROTEIN 19-MAY-06 2H2K TITLE CRYSTAL STRUCTURE ANALYSIS OF HUMAN S100A13 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN S100-A13; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: S100 CALCIUM-BINDING PROTEIN A13; 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 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: M15; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PQE30 KEYWDS CALCIUM BINDING PROTEIN, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.LI,P.F.ZHANG,J.P.ZHANG,W.R.CHANG REVDAT 5 25-OCT-23 2H2K 1 REMARK SEQADV REVDAT 4 13-JUL-11 2H2K 1 VERSN REVDAT 3 24-FEB-09 2H2K 1 VERSN REVDAT 2 13-NOV-07 2H2K 1 JRNL REVDAT 1 22-MAY-07 2H2K 0 JRNL AUTH M.LI,P.-F.ZHANG,X.-W.PAN,W.-R.CHANG JRNL TITL CRYSTAL STRUCTURE STUDY ON HUMAN S100A13 AT 2.0 A RESOLUTION JRNL REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 356 616 2007 JRNL REFN ISSN 0006-291X JRNL PMID 17374362 JRNL DOI 10.1016/J.BBRC.2007.03.014 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 11773 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.213 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1349 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1522 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 120 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.370 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.600 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.178 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.659 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.117 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2H2K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-MAY-06. REMARK 100 THE DEPOSITION ID IS D_1000037849. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13373 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 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 (%) : 98.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.22900 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: PDB ENTRY 1K96 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEGMME 550, 10MM CACL2, 0.1M NA REMARK 280 -CACODYLATE, PH 6.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 20.09800 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.26800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.33250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.26800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.09800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.33250 REMARK 290 SMTRY3 4 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 3570 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -77.0 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 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 HIS A -7 REMARK 465 HIS A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 ASP A 92 REMARK 465 LEU A 93 REMARK 465 LYS A 94 REMARK 465 ILE A 95 REMARK 465 ARG A 96 REMARK 465 LYS A 97 REMARK 465 LYS A 98 REMARK 465 HIS B -7 REMARK 465 HIS B -6 REMARK 465 HIS B -5 REMARK 465 HIS B -4 REMARK 465 HIS B -3 REMARK 465 HIS B -2 REMARK 465 SER B -1 REMARK 465 LEU B 0 REMARK 465 MET B 1 REMARK 465 ALA B 2 REMARK 465 ARG B 96 REMARK 465 LYS B 97 REMARK 465 LYS B 98 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 LEU A 46 26.58 -142.17 REMARK 500 GLN A 67 54.47 37.93 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ALA B 3 GLU B 4 146.07 REMARK 500 REMARK 500 REMARK: NULL 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 CA A 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 24 O REMARK 620 2 GLU A 27 O 103.4 REMARK 620 3 ARG A 29 O 81.1 88.2 REMARK 620 4 SER A 32 O 92.4 161.8 85.3 REMARK 620 5 GLU A 37 OE1 98.1 111.1 160.3 75.0 REMARK 620 6 GLU A 37 OE2 76.1 71.8 144.8 121.8 51.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 64 OD1 REMARK 620 2 ASN A 66 OD1 78.3 REMARK 620 3 ASP A 68 OD1 81.3 78.1 REMARK 620 4 GLU A 70 O 89.0 153.8 77.4 REMARK 620 5 GLU A 75 OE1 120.8 131.4 143.6 74.8 REMARK 620 6 GLU A 75 OE2 92.6 83.9 161.8 119.8 53.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 303 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA B 24 O REMARK 620 2 GLU B 27 O 102.6 REMARK 620 3 ARG B 29 O 83.5 86.5 REMARK 620 4 SER B 32 O 93.1 161.0 84.8 REMARK 620 5 GLU B 37 OE1 97.1 112.0 160.7 75.9 REMARK 620 6 GLU B 37 OE2 71.2 74.0 143.2 121.9 52.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 304 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 64 OD1 REMARK 620 2 ASN B 66 OD1 78.7 REMARK 620 3 ASP B 68 OD1 82.4 79.2 REMARK 620 4 GLU B 70 O 97.9 155.3 76.1 REMARK 620 5 GLU B 75 OE1 109.5 129.8 149.6 74.6 REMARK 620 6 GLU B 75 OE2 91.9 78.4 157.5 126.3 52.5 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 304 DBREF 2H2K A 1 98 UNP Q99584 S10AD_HUMAN 1 98 DBREF 2H2K B 1 98 UNP Q99584 S10AD_HUMAN 1 98 SEQADV 2H2K HIS A -7 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS A -6 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS A -5 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS A -4 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS A -3 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS A -2 UNP Q99584 EXPRESSION TAG SEQADV 2H2K SER A -1 UNP Q99584 EXPRESSION TAG SEQADV 2H2K LEU A 0 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS B -7 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS B -6 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS B -5 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS B -4 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS B -3 UNP Q99584 EXPRESSION TAG SEQADV 2H2K HIS B -2 UNP Q99584 EXPRESSION TAG SEQADV 2H2K SER B -1 UNP Q99584 EXPRESSION TAG SEQADV 2H2K LEU B 0 UNP Q99584 EXPRESSION TAG SEQRES 1 A 106 HIS HIS HIS HIS HIS HIS SER LEU MET ALA ALA GLU PRO SEQRES 2 A 106 LEU THR GLU LEU GLU GLU SER ILE GLU THR VAL VAL THR SEQRES 3 A 106 THR PHE PHE THR PHE ALA ARG GLN GLU GLY ARG LYS ASP SEQRES 4 A 106 SER LEU SER VAL ASN GLU PHE LYS GLU LEU VAL THR GLN SEQRES 5 A 106 GLN LEU PRO HIS LEU LEU LYS ASP VAL GLY SER LEU ASP SEQRES 6 A 106 GLU LYS MET LYS SER LEU ASP VAL ASN GLN ASP SER GLU SEQRES 7 A 106 LEU LYS PHE ASN GLU TYR TRP ARG LEU ILE GLY GLU LEU SEQRES 8 A 106 ALA LYS GLU ILE ARG LYS LYS LYS ASP LEU LYS ILE ARG SEQRES 9 A 106 LYS LYS SEQRES 1 B 106 HIS HIS HIS HIS HIS HIS SER LEU MET ALA ALA GLU PRO SEQRES 2 B 106 LEU THR GLU LEU GLU GLU SER ILE GLU THR VAL VAL THR SEQRES 3 B 106 THR PHE PHE THR PHE ALA ARG GLN GLU GLY ARG LYS ASP SEQRES 4 B 106 SER LEU SER VAL ASN GLU PHE LYS GLU LEU VAL THR GLN SEQRES 5 B 106 GLN LEU PRO HIS LEU LEU LYS ASP VAL GLY SER LEU ASP SEQRES 6 B 106 GLU LYS MET LYS SER LEU ASP VAL ASN GLN ASP SER GLU SEQRES 7 B 106 LEU LYS PHE ASN GLU TYR TRP ARG LEU ILE GLY GLU LEU SEQRES 8 B 106 ALA LYS GLU ILE ARG LYS LYS LYS ASP LEU LYS ILE ARG SEQRES 9 B 106 LYS LYS HET CA A 301 1 HET CA A 302 1 HET CA B 303 1 HET CA B 304 1 HETNAM CA CALCIUM ION FORMUL 3 CA 4(CA 2+) FORMUL 7 HOH *120(H2 O) HELIX 1 1 LEU A 0 GLU A 4 5 5 HELIX 2 2 THR A 7 ARG A 25 1 19 HELIX 3 3 SER A 34 LEU A 46 1 13 HELIX 4 4 SER A 55 ASP A 64 1 10 HELIX 5 5 PHE A 73 LYS A 91 1 19 HELIX 6 6 THR B 7 ARG B 25 1 19 HELIX 7 7 SER B 34 LEU B 46 1 13 HELIX 8 8 SER B 55 ASP B 64 1 10 HELIX 9 9 PHE B 73 ASP B 92 1 20 SHEET 1 A 2 SER A 32 LEU A 33 0 SHEET 2 A 2 LEU A 71 LYS A 72 -1 O LEU A 71 N LEU A 33 SHEET 1 B 2 SER B 32 LEU B 33 0 SHEET 2 B 2 LEU B 71 LYS B 72 -1 O LEU B 71 N LEU B 33 LINK O ALA A 24 CA CA A 301 1555 1555 2.34 LINK O GLU A 27 CA CA A 301 1555 1555 2.43 LINK O ARG A 29 CA CA A 301 1555 1555 2.31 LINK O SER A 32 CA CA A 301 1555 1555 2.41 LINK OE1 GLU A 37 CA CA A 301 1555 1555 2.43 LINK OE2 GLU A 37 CA CA A 301 1555 1555 2.60 LINK OD1 ASP A 64 CA CA A 302 1555 1555 2.27 LINK OD1 ASN A 66 CA CA A 302 1555 1555 2.37 LINK OD1 ASP A 68 CA CA A 302 1555 1555 2.43 LINK O GLU A 70 CA CA A 302 1555 1555 2.30 LINK OE1 GLU A 75 CA CA A 302 1555 1555 2.39 LINK OE2 GLU A 75 CA CA A 302 1555 1555 2.50 LINK O ALA B 24 CA CA B 303 1555 1555 2.33 LINK O GLU B 27 CA CA B 303 1555 1555 2.45 LINK O ARG B 29 CA CA B 303 1555 1555 2.26 LINK O SER B 32 CA CA B 303 1555 1555 2.37 LINK OE1 GLU B 37 CA CA B 303 1555 1555 2.34 LINK OE2 GLU B 37 CA CA B 303 1555 1555 2.59 LINK OD1 ASP B 64 CA CA B 304 1555 1555 2.25 LINK OD1 ASN B 66 CA CA B 304 1555 1555 2.29 LINK OD1 ASP B 68 CA CA B 304 1555 1555 2.51 LINK O GLU B 70 CA CA B 304 1555 1555 2.34 LINK OE1 GLU B 75 CA CA B 304 1555 1555 2.44 LINK OE2 GLU B 75 CA CA B 304 1555 1555 2.53 SITE 1 AC1 6 ALA A 24 GLU A 27 ARG A 29 SER A 32 SITE 2 AC1 6 GLU A 37 HOH A 101 SITE 1 AC2 6 ASP A 64 ASN A 66 ASP A 68 GLU A 70 SITE 2 AC2 6 GLU A 75 HOH A 102 SITE 1 AC3 6 ALA B 24 GLU B 27 ARG B 29 SER B 32 SITE 2 AC3 6 GLU B 37 HOH B 103 SITE 1 AC4 6 ASP B 64 ASN B 66 ASP B 68 GLU B 70 SITE 2 AC4 6 GLU B 75 HOH B 104 CRYST1 40.196 60.665 78.536 90.00 90.00 90.00 P 21 21 21 8 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 0.024878 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016484 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012733 0.00000