PDB Short entry for 1J73 HEADER HORMONE/GROWTH FACTOR 15-MAY-01 1J73 TITLE CRYSTAL STRUCTURE OF AN UNSTABLE INSULIN ANALOG WITH NATIVE ACTIVITY. COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN A; COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: INSULIN B; COMPND 8 CHAIN: B, D; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE PROTEIN WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE SOURCE 4 IS NATURALLY FOUND IN HOMO SAPIENS(HUMAN).; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 OTHER_DETAILS: THE PROTEIN WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE SOURCE 8 IS NATURALLY FOUND IN HOMO SAPIENS(HUMAN). KEYWDS A8-DIAMINOBUTYRIC ACID HUMAN INSULIN, HORMONE-RECEPTOR INTERFACE, KEYWDS 2 HORMONE-GROWTH FACTOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR Z.WAN,M.ZHAO,S.NAKAGAWA,W.JIA,M.A.WEISS REVDAT 6 27-OCT-21 1J73 1 REMARK SEQADV LINK REVDAT 5 13-JUL-11 1J73 1 VERSN REVDAT 4 24-FEB-09 1J73 1 VERSN REVDAT 3 01-APR-03 1J73 1 JRNL REVDAT 2 16-JAN-02 1J73 1 JRNL REVDAT 1 30-MAY-01 1J73 0 JRNL AUTH M.A.WEISS,Z.WAN,M.ZHAO,Y.C.CHU,S.H.NAKAGAWA,G.T.BURKE,W.JIA, JRNL AUTH 2 R.HELLMICH,P.G.KATSOYANNIS JRNL TITL NON-STANDARD INSULIN DESIGN: STRUCTURE-ACTIVITY JRNL TITL 2 RELATIONSHIPS AT THE PERIPHERY OF THE INSULIN RECEPTOR. JRNL REF J.MOL.BIOL. V. 315 103 2002 JRNL REFN ISSN 0022-2836 JRNL PMID 11779231 JRNL DOI 10.1006/JMBI.2001.5224 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Q.X.HUA,M.ZHAO,N.NARAYANA,S.H.NAKAGAWA,W.H.JIA,M.A.WEISS REMARK 1 TITL DIABETES-ASSOCIATED MUTATIONS IN A BETA-CELL TRANSCRIPTION REMARK 1 TITL 2 FACTOR DESTABILIZE AN ANTIPARALLEL "MINI-ZIPPER" IN A REMARK 1 TITL 3 DIMERIZATION INTERFACE REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 97 1999 2000 REMARK 1 REFN ISSN 0027-8424 REMARK 1 DOI 10.1073/PNAS.97.5.1999 REMARK 1 REFERENCE 2 REMARK 1 AUTH H.B.OLSEN,S.LUDVIGSEN,N.C.KAARSHOLM REMARK 1 TITL THE RELATIONSHIP BETWEEN INSULIN BIOACTIVITY AND STRUCTURE REMARK 1 TITL 2 IN THE NH2-TERMINAL A-CHAIN HELIX REMARK 1 REF J.MOL.BIOL. V. 284 477 1998 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.1998.2175 REMARK 1 REFERENCE 3 REMARK 1 AUTH Q.X.HUA,S.Q.HU,B.H.FRANK,W.H.JIA,Y.C.CHU,S.H.WANG,G.T.BURKE, REMARK 1 AUTH 2 P.G.KAYSOYANNIS,M.A.WEISS REMARK 1 TITL MAPPING THE FUNCTIONAL SURFACE OF INSULIN BY DESIGN: REMARK 1 TITL 2 STRUCTURE AND FUNCTION OF A NOVEL A-CHAIN ANALOGUE REMARK 1 REF J.MOL.BIOL. V. 264 390 1996 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.1996.0648 REMARK 1 REFERENCE 4 REMARK 1 AUTH D.C.LIANG,W.R.CHANG,Z.L.WAN,N.M.VIJAYAN REMARK 1 TITL A PROPOSED INTERACTION MODEL OF THE INSULIN MOLECULE WITH REMARK 1 TITL 2 ITS RECEPTOR REMARK 1 REF BIOPHYS.CHEM. V. 50 63 1994 REMARK 1 REFN ISSN 0301-4622 REMARK 1 DOI 10.1016/0301-4622(94)85020-8 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 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 : 5448 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) : 0.205 REMARK 3 FREE R VALUE : 0.273 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.200 REMARK 3 FREE R VALUE TEST SET COUNT : 500 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 : 810 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 95 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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) : 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 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 1J73 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-MAY-01. REMARK 100 THE DEPOSITION ID IS D_1000013441. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-APR-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.4 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) : 1.5418 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 5448 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 611.0 REMARK 200 R MERGE FOR SHELL (I) : 0.09700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.75 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRIS, PHONEL, ACETONE, SODIUM CITRATE, REMARK 280 PH 6.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 39.61000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 22.86884 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 12.29467 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 39.61000 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 22.86884 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 12.29467 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 39.61000 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 22.86884 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 12.29467 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 45.73769 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 24.58933 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 45.73769 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 24.58933 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 45.73769 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 24.58933 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 17750 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14220 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -264.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 ZN ZN B 31 LIES ON A SPECIAL POSITION. REMARK 375 ZN ZN D 31 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 THE CONFORMATIONS OF TWO MONOMERS ARE DIFFERENT AS THE REMARK 400 RESULT OF A CHANGE IN CONFORMATION OF THE FIRST EIGHT REMARK 400 RESIDUES OF THE B-CHAINS. REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS B 5 NE2 HIS B 5 CD2 -0.069 REMARK 500 HIS D 5 NE2 HIS D 5 CD2 -0.069 REMARK 500 HIS D 10 NE2 HIS D 10 CD2 -0.073 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 ZN B 31 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 10 NE2 REMARK 620 2 HIS B 10 NE2 102.9 REMARK 620 3 HIS B 10 NE2 102.9 102.9 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 31 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 10 NE2 REMARK 620 2 HIS D 10 NE2 108.7 REMARK 620 3 HIS D 10 NE2 108.7 108.7 REMARK 620 N 1 2 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 31 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 31 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1TRZ RELATED DB: PDB REMARK 900 1TRZ CONTAINS THE SAME SEQUENCE AND STRUCTURE, WITHOUT SUBSTITUTION REMARK 900 OF THR-A8 BY DIAMINOBUTYRIC ACID DBREF 1J73 A 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1J73 B 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1J73 C 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1J73 D 1 30 UNP P01308 INS_HUMAN 25 54 SEQADV 1J73 DAB A 8 UNP P01308 THR 97 ENGINEERED MUTATION SEQADV 1J73 DAB C 8 UNP P01308 THR 97 ENGINEERED MUTATION SEQRES 1 A 21 GLY ILE VAL GLU GLN CYS CYS DAB 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 DAB 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 MODRES 1J73 DAB A 8 ALA 2,4-DIAMINOBUTYRIC ACID MODRES 1J73 DAB C 8 ALA 2,4-DIAMINOBUTYRIC ACID HET DAB A 8 7 HET DAB C 8 7 HET ZN B 31 1 HET ZN D 31 1 HETNAM DAB 2,4-DIAMINOBUTYRIC ACID HETNAM ZN ZINC ION FORMUL 1 DAB 2(C4 H10 N2 O2) FORMUL 5 ZN 2(ZN 2+) FORMUL 7 HOH *95(H2 O) HELIX 1 1 GLY A 1 CYS A 7 1 7 HELIX 2 2 SER A 12 GLU A 17 1 6 HELIX 3 3 GLY B 8 GLY B 20 1 13 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 GLU C 17 1 6 HELIX 7 7 ASN D 3 GLY D 20 1 18 HELIX 8 8 GLU D 21 GLY D 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 SSBOND 1 CYS A 6 CYS A 11 1555 1555 2.03 SSBOND 2 CYS A 7 CYS B 7 1555 1555 2.00 SSBOND 3 CYS A 20 CYS B 19 1555 1555 2.03 SSBOND 4 CYS C 6 CYS C 11 1555 1555 2.03 SSBOND 5 CYS C 7 CYS D 7 1555 1555 2.02 SSBOND 6 CYS C 20 CYS D 19 1555 1555 2.02 LINK C CYS A 7 N DAB A 8 1555 1555 1.36 LINK C DAB A 8 N SER A 9 1555 1555 1.34 LINK C CYS C 7 N DAB C 8 1555 1555 1.33 LINK C DAB C 8 N SER C 9 1555 1555 1.35 LINK NE2 HIS B 10 ZN ZN B 31 1555 1555 2.17 LINK NE2 HIS B 10 ZN ZN B 31 2555 1555 2.17 LINK NE2 HIS B 10 ZN ZN B 31 3555 1555 2.17 LINK NE2 HIS D 10 ZN ZN D 31 1555 1555 2.10 LINK NE2 HIS D 10 ZN ZN D 31 2555 1555 2.10 LINK NE2 HIS D 10 ZN ZN D 31 3555 1555 2.10 SITE 1 AC1 1 HIS B 10 SITE 1 AC2 1 HIS D 10 CRYST1 79.220 79.220 36.884 90.00 90.00 120.00 H 3 18 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 0.012623 0.007288 0.000000 0.00000 SCALE2 0.000000 0.014576 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027112 0.00000