PDB Short entry for 1LAM HEADER HYDROLASE (ALPHA-AMINOACYLPEPTIDE) 11-AUG-95 1LAM TITLE LEUCINE AMINOPEPTIDASE (UNLIGATED) COMPND MOL_ID: 1; COMPND 2 MOLECULE: LEUCINE AMINOPEPTIDASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYTOSOLIC AMINOPEPTIDASE; COMPND 5 EC: 3.4.11.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: LENS KEYWDS AMINOPEPTIDASE, EXOPEPTIDASE, METALLOPEPTIDASE, HYDROLASE (ALPHA- KEYWDS 2 AMINOACYLPEPTIDE) EXPDTA X-RAY DIFFRACTION AUTHOR N.STRAETER,W.N.LIPSCOMB REVDAT 4 14-FEB-24 1LAM 1 REMARK SEQADV LINK ATOM REVDAT 3 13-JUL-11 1LAM 1 VERSN REVDAT 2 24-FEB-09 1LAM 1 VERSN REVDAT 1 15-OCT-95 1LAM 0 JRNL AUTH N.STRATER,W.N.LIPSCOMB JRNL TITL TWO-METAL ION MECHANISM OF BOVINE LENS LEUCINE JRNL TITL 2 AMINOPEPTIDASE: ACTIVE SITE SOLVENT STRUCTURE AND BINDING JRNL TITL 3 MODE OF L-LEUCINAL, A GEM-DIOLATE TRANSITION STATE ANALOGUE, JRNL TITL 4 BY X-RAY CRYSTALLOGRAPHY. JRNL REF BIOCHEMISTRY V. 34 14792 1995 JRNL REFN ISSN 0006-2960 JRNL PMID 7578088 JRNL DOI 10.1021/BI00045A021 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.STRAETER,W.N.LIPSCOMB REMARK 1 TITL TRANSITION STATE ANALOGUE L-LEUCINEPHOSPHONIC ACID BOUND TO REMARK 1 TITL 2 BOVINE LENS LEUCINE AMINOPEPTIDASE: X-RAY STRUCTURE AT 1.65 REMARK 1 TITL 3 ANGSTROMS RESOLUTION IN A NEW CRYSTAL FORM REMARK 1 REF BIOCHEMISTRY V. 34 9200 1995 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH H.KIM,W.N.LIPSCOMB REMARK 1 TITL STRUCTURE AND MECHANISM OF BOVINE LENS LEUCINE REMARK 1 TITL 2 AMINOPEPTIDASE REMARK 1 REF ADV.ENZYMOL.RELAT.AREAS V. 68 153 1994 REMARK 1 REF 2 MOL.BIOL. REMARK 1 REFN ISSN 0065-258X REMARK 1 REFERENCE 3 REMARK 1 AUTH H.KIM,S.K.BURLEY,W.N.LIPSCOMB REMARK 1 TITL RE-REFINEMENT OF THE X-RAY CRYSTAL STRUCTURE OF BOVINE LENS REMARK 1 TITL 2 LEUCINE AMINOPEPTIDASE COMPLEXED WITH BESTATIN REMARK 1 REF J.MOL.BIOL. V. 230 722 1993 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 4 REMARK 1 AUTH H.KIM,W.N.LIPSCOMB REMARK 1 TITL DIFFERENTIATION AND IDENTIFICATION OF THE TWO CATALYTIC REMARK 1 TITL 2 METAL BINDING SITES IN BOVINE LENS LEUCINE AMINOPEPTIDASE BY REMARK 1 TITL 3 X-RAY CRYSTALLOGRAPHY REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 90 5006 1993 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 5 REMARK 1 AUTH H.KIM,W.N.LIPSCOMB REMARK 1 TITL X-RAY CRYSTALLOGRAPHIC DETERMINATION OF THE STRUCTURE OF REMARK 1 TITL 2 BOVINE LENS LEUCINE AMINOPEPTIDASE COMPLEXED WITH AMASTATIN: REMARK 1 TITL 3 FORMULATION OF A CATALYTIC MECHANISM FEATURING A GEM-DIOLATE REMARK 1 TITL 4 TRANSITION STATE REMARK 1 REF BIOCHEMISTRY V. 32 8465 1993 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 6 REMARK 1 AUTH S.K.BURLEY,P.R.DAVID,R.M.SWEET,A.TAYLOR,W.N.LIPSCOMB REMARK 1 TITL STRUCTURE DETERMINATION AND REFINEMENT OF BOVINE LENS REMARK 1 TITL 2 LEUCINE AMINOPEPTIDASE AND ITS COMPLEX WITH BESTATIN REMARK 1 REF J.MOL.BIOL. V. 224 113 1992 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 7 REMARK 1 AUTH S.K.BURLEY,P.R.DAVID,W.N.LIPSCOMB REMARK 1 TITL LEUCINE AMINOPEPTIDASE: BESTATIN INHIBITION AND A MODEL FOR REMARK 1 TITL 2 ENZYME-CATALYZED PEPTIDE HYDROLYSIS REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 88 6916 1991 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 8 REMARK 1 AUTH S.K.BURLEY,P.R.DAVID,A.TAYLOR,W.N.LIPSCOMB REMARK 1 TITL MOLECULAR STRUCTURE OF LEUCINE AMINOPEPTIDASE AT 2.7 REMARK 1 TITL 2 ANGSTROMS RESOLUTION REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 87 6878 1990 REMARK 1 REFN ISSN 0027-8424 REMARK 2 REMARK 2 RESOLUTION. 1.60 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) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 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 : 73106 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3699 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 31 REMARK 3 SOLVENT ATOMS : 510 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.20 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) : 0.15 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) : 0.011 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 1LAM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000174632. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUN-95 REMARK 200 TEMPERATURE (KELVIN) : 123 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : SUPPER DOUBLE MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XENTRONICS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 76376 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.4 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.07000 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.8 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 2 2 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,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z REMARK 290 10555 -Y,-X,-Z+1/2 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 60.65000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 60.65000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 60.65000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 60.65000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 60.65000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 60.65000 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 32860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 93040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -768.0 KCAL/MOL 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 131.50000 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 65.75000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 113.88234 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.500000 -0.866025 0.000000 65.75000 REMARK 350 BIOMT2 4 -0.866025 -0.500000 0.000000 113.88234 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 60.65000 REMARK 350 BIOMT1 5 -1.000000 0.000000 0.000000 131.50000 REMARK 350 BIOMT2 5 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 5 0.000000 0.000000 -1.000000 60.65000 REMARK 350 BIOMT1 6 0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 6 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 6 0.000000 0.000000 -1.000000 60.65000 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 HOH A 504 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 505 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 506 LIES ON A SPECIAL POSITION. 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 ASP A 115 83.89 -159.65 REMARK 500 LYS A 197 47.47 -89.61 REMARK 500 SER A 308 -176.91 -174.19 REMARK 500 ALA A 333 55.33 -96.73 REMARK 500 LYS A 457 -73.66 -104.15 REMARK 500 PRO A 471 57.61 -108.25 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 ZN 488 AND ZN 489 ARE TWO CATALYTIC ZINC IONS IN THE ACTIVE REMARK 600 SITE. ZN 490 IS A NON-CATALYTIC METAL ION. THE PRESENCE REMARK 600 OF A CARBONATE ION BOUND NEAR ARG 336 IN THE ACTIVE SITE REMARK 600 HAS BEEN CONCLUDED ON THE BASIS OF THE ELECTRON DENSITY REMARK 600 MAPS. CARBONATE WAS NOT ADDED TO THE CRYSTALLIZATION REMARK 600 SOLUTION. THREE MPD MOLECULES ARE BOUND TO THE PROTEIN REMARK 600 SURFACE FROM THE CRYSTALLIZATION OR CRYOGENIC BUFFER. REMARK 600 ALL MPD MOLECULES ARE MORE THAN 30 ANGSTROMS AWAY FROM REMARK 600 THE ACTIVE SITE. 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 A 490 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU A 170 O REMARK 620 2 THR A 173 O 102.7 REMARK 620 3 ARG A 271 O 132.1 122.8 REMARK 620 4 HOH A 570 O 115.2 101.1 72.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 489 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS A 250 NZ REMARK 620 2 ASP A 255 OD2 173.4 REMARK 620 3 ASP A 273 OD2 98.7 82.0 REMARK 620 4 GLU A 334 OE2 100.9 85.3 101.3 REMARK 620 5 HOH A 739 O 101.7 74.4 143.2 104.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 488 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 255 OD2 REMARK 620 2 ASP A 332 OD1 93.7 REMARK 620 3 ASP A 332 O 178.2 85.1 REMARK 620 4 GLU A 334 OE1 95.3 120.1 84.1 REMARK 620 5 HOH A 739 O 85.0 132.3 96.9 107.5 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AS REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: RESIDUES AROUND THE AMINOPEPTIDASE ACTIVE SITE REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 488 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 489 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 490 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD A 503 DBREF 1LAM A 1 484 UNP P00727 AMPL_BOVIN 1 484 SEQADV 1LAM PRO A 45 UNP P00727 SER 45 CONFLICT SEQRES 1 A 484 THR LYS GLY LEU VAL LEU GLY ILE TYR SER LYS GLU LYS SEQRES 2 A 484 GLU GLU ASP GLU PRO GLN PHE THR SER ALA GLY GLU ASN SEQRES 3 A 484 PHE ASN LYS LEU VAL SER GLY LYS LEU ARG GLU ILE LEU SEQRES 4 A 484 ASN ILE SER GLY PRO PRO LEU LYS ALA GLY LYS THR ARG SEQRES 5 A 484 THR PHE TYR GLY LEU HIS GLU ASP PHE PRO SER VAL VAL SEQRES 6 A 484 VAL VAL GLY LEU GLY LYS LYS THR ALA GLY ILE ASP GLU SEQRES 7 A 484 GLN GLU ASN TRP HIS GLU GLY LYS GLU ASN ILE ARG ALA SEQRES 8 A 484 ALA VAL ALA ALA GLY CYS ARG GLN ILE GLN ASP LEU GLU SEQRES 9 A 484 ILE PRO SER VAL GLU VAL ASP PRO CYS GLY ASP ALA GLN SEQRES 10 A 484 ALA ALA ALA GLU GLY ALA VAL LEU GLY LEU TYR GLU TYR SEQRES 11 A 484 ASP ASP LEU LYS GLN LYS ARG LYS VAL VAL VAL SER ALA SEQRES 12 A 484 LYS LEU HIS GLY SER GLU ASP GLN GLU ALA TRP GLN ARG SEQRES 13 A 484 GLY VAL LEU PHE ALA SER GLY GLN ASN LEU ALA ARG ARG SEQRES 14 A 484 LEU MET GLU THR PRO ALA ASN GLU MET THR PRO THR LYS SEQRES 15 A 484 PHE ALA GLU ILE VAL GLU GLU ASN LEU LYS SER ALA SER SEQRES 16 A 484 ILE LYS THR ASP VAL PHE ILE ARG PRO LYS SER TRP ILE SEQRES 17 A 484 GLU GLU GLN GLU MET GLY SER PHE LEU SER VAL ALA LYS SEQRES 18 A 484 GLY SER GLU GLU PRO PRO VAL PHE LEU GLU ILE HIS TYR SEQRES 19 A 484 LYS GLY SER PRO ASN ALA SER GLU PRO PRO LEU VAL PHE SEQRES 20 A 484 VAL GLY LYS GLY ILE THR PHE ASP SER GLY GLY ILE SER SEQRES 21 A 484 ILE LYS ALA ALA ALA ASN MET ASP LEU MET ARG ALA ASP SEQRES 22 A 484 MET GLY GLY ALA ALA THR ILE CYS SER ALA ILE VAL SER SEQRES 23 A 484 ALA ALA LYS LEU ASP LEU PRO ILE ASN ILE VAL GLY LEU SEQRES 24 A 484 ALA PRO LEU CYS GLU ASN MET PRO SER GLY LYS ALA ASN SEQRES 25 A 484 LYS PRO GLY ASP VAL VAL ARG ALA ARG ASN GLY LYS THR SEQRES 26 A 484 ILE GLN VAL ASP ASN THR ASP ALA GLU GLY ARG LEU ILE SEQRES 27 A 484 LEU ALA ASP ALA LEU CYS TYR ALA HIS THR PHE ASN PRO SEQRES 28 A 484 LYS VAL ILE ILE ASN ALA ALA THR LEU THR GLY ALA MET SEQRES 29 A 484 ASP ILE ALA LEU GLY SER GLY ALA THR GLY VAL PHE THR SEQRES 30 A 484 ASN SER SER TRP LEU TRP ASN LYS LEU PHE GLU ALA SER SEQRES 31 A 484 ILE GLU THR GLY ASP ARG VAL TRP ARG MET PRO LEU PHE SEQRES 32 A 484 GLU HIS TYR THR ARG GLN VAL ILE ASP CYS GLN LEU ALA SEQRES 33 A 484 ASP VAL ASN ASN ILE GLY LYS TYR ARG SER ALA GLY ALA SEQRES 34 A 484 CYS THR ALA ALA ALA PHE LEU LYS GLU PHE VAL THR HIS SEQRES 35 A 484 PRO LYS TRP ALA HIS LEU ASP ILE ALA GLY VAL MET THR SEQRES 36 A 484 ASN LYS ASP GLU VAL PRO TYR LEU ARG LYS GLY MET ALA SEQRES 37 A 484 GLY ARG PRO THR ARG THR LEU ILE GLU PHE LEU PHE ARG SEQRES 38 A 484 PHE SER GLN HET ZN A 488 1 HET ZN A 489 1 HET ZN A 490 1 HET CO3 A 500 4 HET MRD A 501 8 HET MRD A 502 8 HET MRD A 503 8 HETNAM ZN ZINC ION HETNAM CO3 CARBONATE ION HETNAM MRD (4R)-2-METHYLPENTANE-2,4-DIOL FORMUL 2 ZN 3(ZN 2+) FORMUL 5 CO3 C O3 2- FORMUL 6 MRD 3(C6 H14 O2) FORMUL 9 HOH *510(H2 O) HELIX 1 1 SER A 22 LEU A 30 1 9 HELIX 2 2 LYS A 34 ILE A 41 1 8 HELIX 3 3 GLU A 84 ASP A 102 1 19 HELIX 4 4 ALA A 116 LEU A 127 1 12 HELIX 5 5 GLN A 151 GLU A 172 1 22 HELIX 6 6 PRO A 180 ALA A 194 1 15 HELIX 7 7 LYS A 205 GLU A 210 1 6 HELIX 8 8 GLY A 214 GLY A 222 1 9 HELIX 9 9 MET A 267 ALA A 272 5 6 HELIX 10 10 GLY A 275 LYS A 289 1 15 HELIX 11 11 GLY A 335 PHE A 349 1 15 HELIX 12 12 GLY A 362 LEU A 368 1 7 HELIX 13 13 SER A 380 THR A 393 1 14 HELIX 14 14 GLU A 404 ILE A 411 1 8 HELIX 15 15 GLY A 428 PHE A 439 1 12 HELIX 16 16 ALA A 451 VAL A 453 5 3 HELIX 17 17 THR A 472 PHE A 482 1 11 SHEET 1 A 5 THR A 51 TYR A 55 0 SHEET 2 A 5 SER A 63 GLY A 68 -1 N VAL A 66 O ARG A 52 SHEET 3 A 5 LYS A 2 ILE A 8 1 N LEU A 4 O SER A 63 SHEET 4 A 5 SER A 107 VAL A 110 1 N SER A 107 O GLY A 3 SHEET 5 A 5 SER A 142 LEU A 145 1 N SER A 142 O VAL A 108 SHEET 1 B 8 THR A 198 ARG A 203 0 SHEET 2 B 8 VAL A 228 LYS A 235 -1 N HIS A 233 O ASP A 199 SHEET 3 B 8 ASN A 295 ASN A 305 -1 N LEU A 302 O VAL A 228 SHEET 4 B 8 LEU A 245 ASP A 255 1 N LEU A 245 O VAL A 297 SHEET 5 B 8 VAL A 353 ALA A 358 1 N VAL A 353 O VAL A 246 SHEET 6 B 8 TRP A 445 ASP A 449 1 N ALA A 446 O ILE A 354 SHEET 7 B 8 THR A 373 THR A 377 -1 N PHE A 376 O HIS A 447 SHEET 8 B 8 VAL A 397 MET A 400 1 N TRP A 398 O THR A 373 SHEET 1 C 2 ASP A 316 ARG A 319 0 SHEET 2 C 2 THR A 325 VAL A 328 -1 N VAL A 328 O ASP A 316 LINK O LEU A 170 ZN ZN A 490 1555 1555 2.76 LINK O THR A 173 ZN ZN A 490 1555 1555 2.56 LINK NZ LYS A 250 ZN ZN A 489 1555 1555 2.17 LINK OD2 ASP A 255 ZN ZN A 488 1555 1555 2.13 LINK OD2 ASP A 255 ZN ZN A 489 1555 1555 2.60 LINK O ARG A 271 ZN ZN A 490 1555 1555 2.72 LINK OD2 ASP A 273 ZN ZN A 489 1555 1555 1.98 LINK OD1 ASP A 332 ZN ZN A 488 1555 1555 1.98 LINK O ASP A 332 ZN ZN A 488 1555 1555 2.12 LINK OE1 GLU A 334 ZN ZN A 488 1555 1555 2.02 LINK OE2 GLU A 334 ZN ZN A 489 1555 1555 2.02 LINK ZN ZN A 488 O HOH A 739 1555 1555 2.02 LINK ZN ZN A 489 O HOH A 739 1555 1555 1.95 LINK ZN ZN A 490 O HOH A 570 1555 1555 2.68 CISPEP 1 ARG A 470 PRO A 471 0 0.12 SITE 1 AS 11 GLU A 334 ASP A 255 ASP A 332 ASP A 273 SITE 2 AS 11 LYS A 250 LYS A 262 GLY A 335 ARG A 336 SITE 3 AS 11 LEU A 360 THR A 361 GLY A 362 SITE 1 AC1 5 ASP A 255 ASP A 332 GLU A 334 ZN A 489 SITE 2 AC1 5 HOH A 739 SITE 1 AC2 7 LYS A 250 ASP A 255 ASP A 273 GLU A 334 SITE 2 AC2 7 ZN A 488 CO3 A 500 HOH A 739 SITE 1 AC3 6 LEU A 170 MET A 171 THR A 173 ARG A 271 SITE 2 AC3 6 MET A 274 HOH A 570 SITE 1 AC4 8 LYS A 250 ALA A 333 GLU A 334 GLY A 335 SITE 2 AC4 8 ARG A 336 LEU A 360 ZN A 489 HOH A 739 SITE 1 AC5 6 TRP A 82 ASN A 88 HOH A 667 HOH A 679 SITE 2 AC5 6 HOH A 698 HOH A 821 SITE 1 AC6 5 LEU A 46 THR A 51 ARG A 52 ASP A 102 SITE 2 AC6 5 HOH A 595 SITE 1 AC7 4 HIS A 233 ASN A 295 ILE A 296 VAL A 297 CRYST1 131.500 131.500 121.300 90.00 90.00 120.00 P 63 2 2 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 0.007605 0.004390 0.000000 0.00000 SCALE2 0.000000 0.008781 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008244 0.00000