1EV6 - Header Asymmetric Unit

HEADER HORMONE/GROWTH FACTOR 19-APR-00 1EV6

TITLE STRUCTURE OF THE MONOCLINIC FORM OF THE M-CRESOL/INSULIN R6 TITLE 2 HEXAMER

COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN; COMPND 3 CHAIN: A, C, E, G, I, K; COMPND 4 FRAGMENT: RESIDUES 87-107; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: INSULIN; COMPND 8 CHAIN: B, D, F, H, J, L; COMPND 9 FRAGMENT: RESIDUES 25-54; COMPND 10 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN HOMO SOURCE 4 SAPIENS (HUMAN); SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN HOMO SOURCE 8 SAPIENS (HUMAN)

KEYWDS R6 HEXAMERIC INSULIN, HORMONE/GROWTH FACTOR COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR G.D.SMITH,E.CISZAK,L.A.MAGRUM,W.A.PANGBORN,R.H.BLESSING

REVDAT 4 24-FEB-09 1EV6 1 VERSN REVDAT 3 12-APR-05 1EV6 1 REMARK SCALE1 SCALE2 SCALE3 REVDAT 2 24-JAN-01 1EV6 1 REMARK REVDAT 1 04-DEC-00 1EV6 0

JRNL AUTH G.D.SMITH,E.CISZAK,L.A.MAGRUM,W.A.PANGBORN, JRNL AUTH 2 R.H.BLESSING JRNL TITL R6 HEXAMERIC INSULIN COMPLEXED WITH M-CRESOL OR JRNL TITL 2 RESORCINOL JRNL REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 56 1541 2000 JRNL REFN ISSN 0006-291X JRNL PMID 11092919 JRNL DOI 10.1107/S0907444900012749

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH U.DEREWENDA,Z.DEREWENDA,E.J.DODSON,G.G.DODSON, REMARK 1 AUTH 2 C.D.REYNOLDS,G.D.SMITH,C.SPARKS,D.SWENSON REMARK 1 TITL PHENOL STABILIZES MORE HELIX IN A NEW SYMMETRICAL REMARK 1 TITL 2 ZINC INSULIN HEXAMER REMARK 1 REF NATURE V. 338 594 1989 REMARK 1 REFN ISSN 0028-0836 REMARK 1 DOI 10.1038/338594A0 REMARK 1 REFERENCE 2 REMARK 1 AUTH G.D.SMITH,G.G.DODSON REMARK 1 TITL STRUCTURE OF A RHOMBOHEDRAL R6 INSULIN/PHENOL REMARK 1 TITL 2 COMPLEX REMARK 1 REF PROTEINS V. 14 401 1992 REMARK 1 REFN ISSN 0887-3585

REMARK 2 REMARK 2 RESOLUTION. 1.90 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.95 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) (%) : 96.3 REMARK 3 NUMBER OF REFLECTIONS : 25127 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) : 0.195 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2490 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3678 REMARK 3 BIN R VALUE (WORKING SET) : 0.2710 REMARK 3 BIN FREE R VALUE : 0.3330 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 388 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2408 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 69 REMARK 3 SOLVENT ATOMS : 240 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.84000 REMARK 3 B22 (A**2) : -5.09000 REMARK 3 B33 (A**2) : 5.93000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.98000 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) : 0.17 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.22 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.38 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.86 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) : 1.860 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.740 ; 2.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.590 ; 2.500 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.820 ; 3.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.29 REMARK 3 BSOL : 45.11 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 1EV6 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-APR-00. REMARK 100 THE RCSB ID CODE IS RCSB010921.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JAN-00 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.5 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54178 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : OSMIC CONFOCAL MIRRORS 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 : 28441 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.950 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.6 REMARK 200 DATA REDUNDANCY : 6.150 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 40.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.89 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.6 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.28700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: CNS 1.0 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.64 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30 MG INSULIN, 3.0 ML 0.02 M HCL, REMARK 280 0.3 ML 0.15 M ZINC ACETATE, 1.5 ML 0.2 M SODIUM CITRATE, 1.2 REMARK 280 ML 5% M-CRESOL IN ETHANOL, PH 6.5, SLOW COOLING, TEMPERATURE REMARK 280 298.0K

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 30.86950 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: DODECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 19540 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -234.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H, I, REMARK 350 AND CHAINS: J, K, L 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 THR B 30 REMARK 465 THR D 30 REMARK 465 THR H 30 REMARK 465 THR J 30 REMARK 465 THR L 30

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 GLU B 21 CG CD OE1 OE2 REMARK 470 LYS B 29 CG CD CE NZ REMARK 470 LYS D 29 CG CD CE NZ REMARK 470 GLU F 21 CG CD OE1 OE2 REMARK 470 LYS F 29 CG CD CE NZ REMARK 470 THR F 30 OG1 CG2 REMARK 470 LYS H 29 CG CD CE NZ REMARK 470 LYS J 29 CG CD CE NZ REMARK 470 PHE L 1 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS L 29 CG CD CE NZ

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 THR I 8 -54.34 -124.00 REMARK 500 VAL J 2 40.78 -96.44 REMARK 500 THR K 8 -51.01 -128.50 REMARK 500 PRO L 28 -4.70 -58.20 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 G 316 DISTANCE = 5.16 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 ZN B 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS F 10 NE2 REMARK 620 2 HIS B 10 NE2 105.8 REMARK 620 3 CL B 303 CL 111.4 112.1 REMARK 620 4 HIS J 10 NE2 105.2 115.4 106.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA C 305 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH C 309 O REMARK 620 2 ASN C 21 OXT 88.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 302 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CL D 304 CL REMARK 620 2 HIS H 10 NE2 113.5 REMARK 620 3 HIS L 10 NE2 114.0 105.1 REMARK 620 4 HIS D 10 NE2 110.9 106.2 106.6 REMARK 620 N 1 2 3

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 301 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 302 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 303 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL D 304 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA C 305 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS A 306 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS C 307 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS E 308 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS G 309 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS I 310 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS K 311 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CRS A 312

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EV3 RELATED DB: PDB

DBREF 1EV6 A 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1EV6 B 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1EV6 C 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1EV6 D 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1EV6 E 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1EV6 F 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1EV6 G 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1EV6 H 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1EV6 I 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1EV6 J 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1EV6 K 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1EV6 L 1 30 UNP P01308 INS_HUMAN 25 54

SEQRES 1 A 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 A 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 B 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 B 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 B 30 THR PRO LYS THR SEQRES 1 C 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 C 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 D 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 D 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 D 30 THR PRO LYS THR SEQRES 1 E 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 E 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 F 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 F 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 F 30 THR PRO LYS THR SEQRES 1 G 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 G 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 H 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 H 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 H 30 THR PRO LYS THR SEQRES 1 I 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 I 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 J 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 J 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 J 30 THR PRO LYS THR SEQRES 1 K 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 K 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 L 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 L 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 L 30 THR PRO LYS THR

HET ZN B 301 1 HET ZN D 302 1 HET CL B 303 1 HET CL D 304 1 HET NA C 305 1 HET CRS A 306 8 HET CRS C 307 8 HET CRS E 308 16 HET CRS G 309 8 HET CRS I 310 8 HET CRS K 311 8 HET CRS A 312 8

HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION HETNAM CRS M-CRESOL

FORMUL 13 ZN 2(ZN 2+) FORMUL 15 CL 2(CL 1-) FORMUL 17 NA NA 1+ FORMUL 18 CRS 7(C7 H8 O) FORMUL 25 HOH *230(H2 O)

HELIX 1 1 GLY A 1 THR A 8 1 8 HELIX 2 2 SER A 12 GLU A 17 1 6 HELIX 3 3 PHE B 1 GLY B 20 1 20 HELIX 4 4 GLU B 21 GLY B 23 5 3 HELIX 5 5 GLY C 1 CYS C 7 1 7 HELIX 6 6 SER C 12 ASN C 18 1 7 HELIX 7 7 PHE D 1 GLY D 20 1 20 HELIX 8 8 GLU D 21 GLY D 23 5 3 HELIX 9 9 GLY E 1 CYS E 7 1 7 HELIX 10 10 SER E 12 ASN E 18 1 7 HELIX 11 11 PHE F 1 GLY F 20 1 20 HELIX 12 12 GLU F 21 GLY F 23 5 3 HELIX 13 13 GLY G 1 CYS G 7 1 7 HELIX 14 14 SER G 12 ASN G 18 1 7 HELIX 15 15 PHE H 1 GLY H 20 1 20 HELIX 16 16 GLU H 21 GLY H 23 5 3 HELIX 17 17 GLY I 1 CYS I 7 1 7 HELIX 18 18 SER I 12 GLU I 17 1 6 HELIX 19 19 VAL J 2 GLY J 20 1 19 HELIX 20 20 GLU J 21 GLY J 23 5 3 HELIX 21 21 GLY K 1 CYS K 7 1 7 HELIX 22 22 SER K 12 ASN K 18 1 7 HELIX 23 23 PHE L 1 GLY L 20 1 20 HELIX 24 24 GLU L 21 GLY L 23 5 3

SHEET 1 A 2 PHE B 24 TYR B 26 0 SHEET 2 A 2 PHE D 24 TYR D 26 -1 O PHE D 24 N TYR B 26 SHEET 1 B 2 PHE F 24 TYR F 26 0 SHEET 2 B 2 PHE H 24 TYR H 26 -1 O PHE H 24 N TYR F 26 SHEET 1 C 2 PHE J 24 TYR J 26 0 SHEET 2 C 2 PHE L 24 TYR L 26 -1 O PHE L 24 N TYR J 26

SSBOND 1 CYS A 6 CYS A 11 1555 1555 2.02 SSBOND 2 CYS A 7 CYS B 7 1555 1555 2.02 SSBOND 3 CYS A 20 CYS B 19 1555 1555 2.04 SSBOND 4 CYS C 6 CYS C 11 1555 1555 2.02 SSBOND 5 CYS C 7 CYS D 7 1555 1555 2.02 SSBOND 6 CYS C 20 CYS D 19 1555 1555 2.03 SSBOND 7 CYS E 6 CYS E 11 1555 1555 2.03 SSBOND 8 CYS E 7 CYS F 7 1555 1555 2.03 SSBOND 9 CYS E 20 CYS F 19 1555 1555 2.03 SSBOND 10 CYS G 6 CYS G 11 1555 1555 2.03 SSBOND 11 CYS G 7 CYS H 7 1555 1555 2.03 SSBOND 12 CYS G 20 CYS H 19 1555 1555 2.04 SSBOND 13 CYS I 6 CYS I 11 1555 1555 2.01 SSBOND 14 CYS I 7 CYS J 7 1555 1555 2.03 SSBOND 15 CYS I 20 CYS J 19 1555 1555 2.03 SSBOND 16 CYS K 6 CYS K 11 1555 1555 2.02 SSBOND 17 CYS K 7 CYS L 7 1555 1555 2.05 SSBOND 18 CYS K 20 CYS L 19 1555 1555 2.03

LINK ZN ZN B 301 NE2 HIS F 10 1555 1555 2.06 LINK ZN ZN B 301 NE2 HIS B 10 1555 1555 2.03 LINK ZN ZN B 301 CL CL B 303 1555 1555 2.16 LINK ZN ZN B 301 NE2 HIS J 10 1555 1555 2.02 LINK NA NA C 305 O HOH C 309 1555 1555 2.50 LINK NA NA C 305 OXT ASN C 21 1555 1555 2.44 LINK ZN ZN D 302 CL CL D 304 1555 1555 2.16 LINK ZN ZN D 302 NE2 HIS H 10 1555 1555 2.05 LINK ZN ZN D 302 NE2 HIS L 10 1555 1555 2.03 LINK ZN ZN D 302 NE2 HIS D 10 1555 1555 2.04

SITE 1 AC1 4 HIS B 10 CL B 303 HIS F 10 HIS J 10 SITE 1 AC2 4 HIS D 10 CL D 304 HIS H 10 HIS L 10 SITE 1 AC3 4 HIS B 10 ZN B 301 HIS F 10 HIS J 10 SITE 1 AC4 4 HIS D 10 ZN D 302 HIS H 10 HIS L 10 SITE 1 AC5 2 ASN C 21 HOH C 309 SITE 1 AC6 6 CYS A 6 ILE A 10 CYS A 11 LEU B 11 SITE 2 AC6 6 ALA B 14 HIS F 5 SITE 1 AC7 7 CYS C 6 ILE C 10 CYS C 11 LEU D 11 SITE 2 AC7 7 ALA D 14 LEU J 17 HIS L 5 SITE 1 AC8 9 CYS E 6 ILE E 10 CYS E 11 CYS F 7 SITE 2 AC8 9 HIS F 10 LEU F 11 ALA F 14 HIS J 5 SITE 3 AC8 9 LEU L 17 SITE 1 AC9 8 LEU B 17 HIS D 5 CYS G 6 SER G 9 SITE 2 AC9 8 ILE G 10 CYS G 11 LEU H 11 ALA H 14 SITE 1 BC1 6 HIS B 5 CYS I 6 ILE I 10 CYS I 11 SITE 2 BC1 6 LEU J 11 ALA J 14 SITE 1 BC2 7 LEU F 17 HIS H 5 CYS K 6 ILE K 10 SITE 2 BC2 7 CYS K 11 LEU L 11 ALA L 14 SITE 1 BC3 4 LEU A 13 TYR A 14 LEU G 13 TYR G 14

CRYST1 61.247 61.739 47.467 90.00 111.32 90.00 P 1 21 1 12

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 0.016327 0.000000 0.006372 0.00000

SCALE2 0.000000 0.016197 0.000000 0.00000

SCALE3 0.000000 0.000000 0.022615 0.00000